Self-Curing of Dental Resins: The hardening or polymerization of bonding agents (DENTAL CEMENTS) via chemical reactions, usually involving two components. This type of dental bonding uses a self-cure or dual-cure system.Photochemical Processes: Chemical reactions effected by light.Composite Resins: Synthetic resins, containing an inert filler, that are widely used in dentistry.Resin Cements: Dental cements composed either of polymethyl methacrylate or dimethacrylate, produced by mixing an acrylic monomer liquid with acrylic polymers and mineral fillers. The cement is insoluble in water and is thus resistant to fluids in the mouth, but is also irritating to the dental pulp. It is used chiefly as a luting agent for fabricated and temporary restorations. (Jablonski's Dictionary of Dentistry, 1992, p159)Materials Testing: The testing of materials and devices, especially those used for PROSTHESES AND IMPLANTS; SUTURES; TISSUE ADHESIVES; etc., for hardness, strength, durability, safety, efficacy, and biocompatibility.Dental Cements: Substances used to bond COMPOSITE RESINS to DENTAL ENAMEL and DENTIN. These bonding or luting agents are used in restorative dentistry, ROOT CANAL THERAPY; PROSTHODONTICS; and ORTHODONTICS.Dental Bonding: An adhesion procedure for orthodontic attachments, such as plastic DENTAL CROWNS. This process usually includes the application of an adhesive material (DENTAL CEMENTS) and letting it harden in-place by light or chemical curing.Bisphenol A-Glycidyl Methacrylate: The reaction product of bisphenol A and glycidyl methacrylate that undergoes polymerization when exposed to ultraviolet light or mixed with a catalyst. It is used as a bond implant material and as the resin component of dental sealants and composite restorative materials.Polymethacrylic Acids: Poly-2-methylpropenoic acids. Used in the manufacture of methacrylate resins and plastics in the form of pellets and granules, as absorbent for biological materials and as filters; also as biological membranes and as hydrogens. Synonyms: methylacrylate polymer; poly(methylacrylate); acrylic acid methyl ester polymer.Methacrylates: Acrylic acids or acrylates which are substituted in the C-2 position with a methyl group.Dental Materials: Materials used in the production of dental bases, restorations, impressions, prostheses, etc.Light-Curing of Dental Adhesives: The hardening or polymerization of bonding agents (DENTAL CEMENTS) via exposure to light.Bone Cements: Adhesives used to fix prosthetic devices to bones and to cement bone to bone in difficult fractures. Synthetic resins are commonly used as cements. A mixture of monocalcium phosphate, monohydrate, alpha-tricalcium phosphate, and calcium carbonate with a sodium phosphate solution is also a useful bone paste.Dental Stress Analysis: The description and measurement of the various factors that produce physical stress upon dental restorations, prostheses, or appliances, materials associated with them, or the natural oral structures.Hardness: The mechanical property of material that determines its resistance to force. HARDNESS TESTS measure this property.Curing Lights, Dental: Light sources used to activate polymerization of light-cured DENTAL CEMENTS and DENTAL RESINS. Degree of cure and bond strength depends on exposure time, wavelength, and intensity of the curing light.Acrylic ResinsGlass Ionomer Cements: A polymer obtained by reacting polyacrylic acid with a special anion-leachable glass (alumino-silicate). The resulting cement is more durable and tougher than others in that the materials comprising the polymer backbone do not leach out.Dental Restoration, Permanent: A restoration designed to remain in service for not less than 20 to 30 years, usually made of gold casting, cohesive gold, or amalgam. (Jablonski, Dictionary of Dentistry, 1992)Tensile Strength: The maximum stress a material subjected to a stretching load can withstand without tearing. (McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed, p2001)Surface Properties: Characteristics or attributes of the outer boundaries of objects, including molecules.Silanes: Compounds similar to hydrocarbons in which a tetravalent silicon atom replaces the carbon atom. They are very reactive, ignite in air, and form useful derivatives.Dentin-Bonding Agents: Cements that act through infiltration and polymerization within the dentinal matrix and are used for dental restoration. They can be adhesive resins themselves, adhesion-promoting monomers, or polymerization initiators that act in concert with other agents to form a dentin-bonding system.Polyurethanes: A group of thermoplastic or thermosetting polymers containing polyisocyanate. They are used as ELASTOMERS, as coatings, as fibers and as foams.Zirconium: Zirconium. A rather rare metallic element, atomic number 40, atomic weight 91.22, symbol Zr. (From Dorland, 28th ed)Inlays: Restorations of metal, porcelain, or plastic made to fit a cavity preparation, then cemented into the tooth. Onlays are restorations which fit into cavity preparations and overlay the occlusal surface of a tooth or teeth. Onlays are retained by frictional or mechanical factors.Polymerization: Chemical reaction in which monomeric components are combined to form POLYMERS (e.g., POLYMETHYLMETHACRYLATE).Dental Polishing: Creation of a smooth and glossy surface finish on a denture or amalgam.Resins, Synthetic: Polymers of high molecular weight which at some stage are capable of being molded and then harden to form useful components.Hardness Tests: A test to determine the relative hardness of a metal, mineral, or other material according to one of several scales, such as Brinell, Mohs, Rockwell, Vickers, or Shore. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)Dental Porcelain: A type of porcelain used in dental restorations, either jacket crowns or inlays, artificial teeth, or metal-ceramic crowns. It is essentially a mixture of particles of feldspar and quartz, the feldspar melting first and providing a glass matrix for the quartz. Dental porcelain is produced by mixing ceramic powder (a mixture of quartz, kaolin, pigments, opacifiers, a suitable flux, and other substances) with distilled water. (From Jablonski's Dictionary of Dentistry, 1992)Post and Core Technique: Use of a metal casting, usually with a post in the pulp or root canal, designed to support and retain an artificial crown.Crowns: A prosthetic restoration that reproduces the entire surface anatomy of the visible natural crown of a tooth. It may be partial (covering three or more surfaces of a tooth) or complete (covering all surfaces). It is made of gold or other metal, porcelain, or resin.Dentin: The hard portion of the tooth surrounding the pulp, covered by enamel on the crown and cementum on the root, which is harder and denser than bone but softer than enamel, and is thus readily abraded when left unprotected. (From Jablonski, Dictionary of Dentistry, 1992)Shear Strength: The internal resistance of a material to moving some parts of it parallel to a fixed plane, in contrast to stretching (TENSILE STRENGTH) or compression (COMPRESSIVE STRENGTH). Ionic crystals are brittle because, when subjected to shear, ions of the same charge are brought next to each other, which causes repulsion.Dental Restoration Failure: Inability or inadequacy of a dental restoration or prosthesis to perform as expected.Acid Etching, Dental: Preparation of TOOTH surfaces and DENTAL MATERIALS with etching agents, usually phosphoric acid, to roughen the surface to increase adhesion or osteointegration.Resins, Plant: Flammable, amorphous, vegetable products of secretion or disintegration, usually formed in special cavities of plants. They are generally insoluble in water and soluble in alcohol, carbon tetrachloride, ether, or volatile oils. They are fusible and have a conchoidal fracture. They are the oxidation or polymerization products of the terpenes, and are mixtures of aromatic acids and esters. Most are soft and sticky, but harden after exposure to cold. (From Grant & Hackh's Chemical Dictionary, 5th ed & Dorland, 28th ed)Ceramics: Products made by baking or firing nonmetallic minerals (clay and similar materials). In making dental restorations or parts of restorations the material is fused porcelain. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed & Boucher's Clinical Dental Terminology, 4th ed)Aluminum Oxide: An oxide of aluminum, occurring in nature as various minerals such as bauxite, corundum, etc. It is used as an adsorbent, desiccating agent, and catalyst, and in the manufacture of dental cements and refractories.Dental Cavity Preparation: An operation in which carious material is removed from teeth and biomechanically correct forms are established in the teeth to receive and retain restorations. A constant requirement is provision for prevention of failure of the restoration through recurrence of decay or inadequate resistance to applied stresses. (Boucher's Clinical Dental Terminology, 4th ed, p239-40)Methylmethacrylates: The methyl esters of methacrylic acid that polymerize easily and are used as tissue cements, dental materials, and absorbent for biological substances.Dental Restoration Wear: Occlusal wear of the surfaces of restorations and surface wear of dentures.Dental Etching: Preparation of TOOTH surfaces, and of materials bonded to teeth or DENTAL IMPLANTS, with agents and methods which roughen the surface to facilitate adhesion. Agents include phosphoric or other acids (ACID ETCHING, DENTAL) and methods include LASERS.Pliability: The quality or state of being able to be bent or creased repeatedly. (From Webster, 3d ed)Dental Enamel: A hard thin translucent layer of calcified substance which envelops and protects the dentin of the crown of the tooth. It is the hardest substance in the body and is almost entirely composed of calcium salts. Under the microscope, it is composed of thin rods (enamel prisms) held together by cementing substance, and surrounded by an enamel sheath. (From Jablonski, Dictionary of Dentistry, 1992, p286)Aluminum Silicates: Any of the numerous types of clay which contain varying proportions of Al2O3 and SiO2. They are made synthetically by heating aluminum fluoride at 1000-2000 degrees C with silica and water vapor. (From Hawley's Condensed Chemical Dictionary, 11th ed)Glass: Hard, amorphous, brittle, inorganic, usually transparent, polymerous silicate of basic oxides, usually potassium or sodium. It is used in the form of hard sheets, vessels, tubing, fibers, ceramics, beads, etc.Compomers: Composite materials composed of an ion-leachable glass embedded in a polymeric matrix. They differ from GLASS IONOMER CEMENTS in that partially silanized glass particles are used to provide a direct bond to the resin matrix and the matrix is primarily formed by a light-activated, radical polymerization reaction.Gold Alloys: Alloys that contain a high percentage of gold. They are used in restorative or prosthetic dentistry.Nanocomposites: Nanometer-scale composite structures composed of organic molecules intimately incorporated with inorganic molecules. (Glossary of Biotechnology and Nanobiotechology Terms, 4th ed)Dental Marginal Adaptation: The degree of approximation or fit of filling material or dental prosthetic to the tooth surface. A close marginal adaptation and seal at the interface is important for successful dental restorations.Phosphoric Acids: Inorganic derivatives of phosphoric acid (H3PO4). Note that organic derivatives of phosphoric acids are listed under ORGANOPHOSPHATES.Dental Cavity Lining: An inner coating, as of varnish or other protective substance, to cover the dental cavity wall. It is usually a resinous film-forming agent dissolved in a volatile solvent, or a suspension of calcium hydroxide in a solution of a synthetic resin. The lining seals the dentinal tubules and protects the pulp before a restoration is inserted. (Jablonski, Illustrated Dictionary of Dentistry, 1982)Prosthesis Coloring: Coloring, shading, or tinting of prosthetic components, devices, and materials.Dental Prosthesis Retention: Holding a DENTAL PROSTHESIS in place by its design, or by the use of additional devices or adhesives.Carbon Compounds, Inorganic: Inorganic compounds that contain carbon as an integral part of the molecule but are not derived from hydrocarbons.Polycarboxylate Cement: Water-soluble low-molecular-weight polymers of acrylic or methacrylic acid that form solid, insoluble products when mixed with specially prepared ZnO powder. The resulting cement adheres to dental enamel and is also used as a luting agent.Microscopy, Electron, Scanning: Microscopy in which the object is examined directly by an electron beam scanning the specimen point-by-point. The image is constructed by detecting the products of specimen interactions that are projected above the plane of the sample, such as backscattered electrons. Although SCANNING TRANSMISSION ELECTRON MICROSCOPY also scans the specimen point by point with the electron beam, the image is constructed by detecting the electrons, or their interaction products that are transmitted through the sample plane, so that is a form of TRANSMISSION ELECTRON MICROSCOPY.Silicon Compounds: Inorganic compounds that contain silicon as an integral part of the molecule.Dental Prosthesis Design: The plan and delineation of dental prostheses in general or a specific dental prosthesis. It does not include DENTURE DESIGN. The framework usually consists of metal.Stress, Mechanical: A purely physical condition which exists within any material because of strain or deformation by external forces or by non-uniform thermal expansion; expressed quantitatively in units of force per unit area.Dental Restoration, Temporary: A prosthesis or restoration placed for a limited period, from several days to several months, which is designed to seal the tooth and maintain its position until a permanent restoration (DENTAL RESTORATION, PERMANENT) will replace it. (From Jablonski, Dictionary of Dentistry, 1992)Saliva, Artificial: A solution used for irrigating the mouth in xerostomia and as a substitute for saliva.Dental Alloys: A mixture of metallic elements or compounds with other metallic or metalloid elements in varying proportions for use in restorative or prosthetic dentistry.Adhesiveness: A property of the surface of an object that makes it stick to another surface.Dental Leakage: The seepage of fluids, debris, and micro-organisms between the walls of a prepared dental cavity and the restoration.Tooth, Nonvital: A tooth from which the dental pulp has been removed or is necrotic. (Boucher, Clinical Dental Terminology, 4th ed)Polymethyl Methacrylate: Polymerized methyl methacrylate monomers which are used as sheets, moulding, extrusion powders, surface coating resins, emulsion polymers, fibers, inks, and films (From International Labor Organization, 1983). This material is also used in tooth implants, bone cements, and hard corneal contact lenses.Dental Veneers: The use of a layer of tooth-colored material, usually porcelain or acrylic resin, applied to the surface of natural teeth, crowns, or pontics by fusion, cementation, or mechanical retention.Cementation: The joining of objects by means of a cement (e.g., in fracture fixation, such as in hip arthroplasty for joining of the acetabular component to the femoral component). In dentistry, it is used for the process of attaching parts of a tooth or restorative material to a natural tooth or for the attaching of orthodontic bands to teeth by means of an adhesive.Silicon Dioxide: Transparent, tasteless crystals found in nature as agate, amethyst, chalcedony, cristobalite, flint, sand, QUARTZ, and tridymite. The compound is insoluble in water or acids except hydrofluoric acid.Silicate Cement: A relatively hard, translucent, restorative material used primarily in anterior teeth. (From Boucher's Clinical Dental Terminology, 4th ed, p50)Siloxanes: Silicon polymers that contain alternate silicon and oxygen atoms in linear or cyclic molecular structures.Ion Exchange Resins: High molecular weight, insoluble polymers which contain functional groups that are capable of undergoing exchange reactions (ION EXCHANGE) with either cations or anions.Analysis of Variance: A statistical technique that isolates and assesses the contributions of categorical independent variables to variation in the mean of a continuous dependent variable.Photoinitiators, Dental: Chemical compound used to initiate polymerization of dental resins by the use of DENTAL CURING LIGHTS. It absorbs UV light and undergoes decomposition into free radicals that initiate polymerization process of the resins in the mix. Each photoinitiator has optimum emission spectrum and intensity for proper curing of dental materials.Hydrofluoric Acid: Hydrofluoric acid. A solution of hydrogen fluoride in water. It is a colorless fuming liquid which can cause painful burns.Tooth Preparation, Prosthodontic: The selected form given to a natural tooth when it is reduced by instrumentation to receive a prosthesis (e.g., artificial crown or a retainer for a fixed or removable prosthesis). The selection of the form is guided by clinical circumstances and physical properties of the materials that make up the prosthesis. (Boucher's Clinical Dental Terminology, 4th ed, p239)Color: The visually perceived property of objects created by absorption or reflection of specific wavelengths of light.Silorane Resins: Polymeric resins containing a combination of SILOXANES and OXIRANES.Tooth Fractures: Break or rupture of a tooth or tooth root.Dental Restoration Repair: The process of repairing broken or worn parts of a PERMANENT DENTAL RESTORATION.Dental Abutments: Natural teeth or teeth roots used as anchorage for a fixed or removable denture or other prosthesis (such as an implant) serving the same purpose.Epoxy Resins: Polymeric resins derived from OXIRANES and characterized by strength and thermosetting properties. Epoxy resins are often used as dental materials.Compressive Strength: The maximum compression a material can withstand without failure. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed, p427)Bicuspid: One of the eight permanent teeth, two on either side in each jaw, between the canines (CUSPID) and the molars (MOLAR), serving for grinding and crushing food. The upper have two cusps (bicuspid) but the lower have one to three. (Jablonski, Dictionary of Dentistry, 1992, p822)Silicates: The generic term for salts derived from silica or the silicic acids. They contain silicon, oxygen, and one or more metals, and may contain hydrogen. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th Ed)Orthodontic Brackets: Small metal or ceramic attachments used to fasten an arch wire. These attachments are soldered or welded to an orthodontic band or cemented directly onto the teeth. Bowles brackets, edgewise brackets, multiphase brackets, ribbon arch brackets, twin-wire brackets, and universal brackets are all types of orthodontic brackets.Air Abrasion, Dental: A technique using a pneumatic, high-pressure stream of aluminum oxide to remove DENTAL ENAMEL; DENTIN; and restorative materials from teeth. In contrast to using DENTAL HIGH-SPEED EQUIPMENT, this method usually requires no dental anesthesia (ANESTHESIA, DENTAL) and reduces risks of tooth chipping and microfracturing. It is used primarily for routine DENTAL CAVITY PREPARATION.Physicochemical Processes: Physical reactions involved in the formation of or changes in the structure of atoms and molecules and their interactions.Water: A clear, odorless, tasteless liquid that is essential for most animal and plant life and is an excellent solvent for many substances. The chemical formula is hydrogen oxide (H2O). (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)Molar: The most posterior teeth on either side of the jaw, totaling eight in the deciduous dentition (2 on each side, upper and lower), and usually 12 in the permanent dentition (three on each side, upper and lower). They are grinding teeth, having large crowns and broad chewing surfaces. (Jablonski, Dictionary of Dentistry, 1992, p821)Polyethylene Glycols: Polymers of ETHYLENE OXIDE and water, and their ethers. They vary in consistency from liquid to solid depending on the molecular weight indicated by a number following the name. They are used as SURFACTANTS, dispersing agents, solvents, ointment and suppository bases, vehicles, and tablet excipients. Some specific groups are NONOXYNOLS, OCTOXYNOLS, and POLOXAMERS.Tooth, Artificial: A fabricated tooth substituting for a natural tooth in a prosthesis. It is usually made of porcelain or plastic.Dental Prosthesis Repair: The process of reuniting or replacing a broken or worn dental prosthesis or its part.Tooth Bleaching Agents: Chemicals that are used to oxidize pigments in TEETH and thus effect whitening.Toothbrushing: The act of cleaning teeth with a brush to remove plaque and prevent tooth decay. (From Webster, 3d ed)Immersion: The placing of a body or a part thereof into a liquid.Phase Transition: A change of a substance from one form or state to another.Time Factors: Elements of limited time intervals, contributing to particular results or situations.Stainless Steel: Stainless steel. A steel containing Ni, Cr, or both. It does not tarnish on exposure and is used in corrosive environments. (Grant & Hack's Chemical Dictionary, 5th ed)Boron Compounds: Inorganic or organic compounds that contain boron as an integral part of the molecule.Electron Probe Microanalysis: Identification and measurement of ELEMENTS and their location based on the fact that X-RAYS emitted by an element excited by an electron beam have a wavelength characteristic of that element and an intensity related to its concentration. It is performed with an electron microscope fitted with an x-ray spectrometer, in scanning or transmission mode.Root Canal Therapy: A treatment modality in endodontics concerned with the therapy of diseases of the dental pulp. For preparatory procedures, ROOT CANAL PREPARATION is available.Dental Amalgam: An alloy used in restorative dentistry that contains mercury, silver, tin, copper, and possibly zinc.Elastic Modulus: Numerical expression indicating the measure of stiffness in a material. It is defined by the ratio of stress in a unit area of substance to the resulting deformation (strain). This allows the behavior of a material under load (such as bone) to be calculated.Magnesium Oxide: Magnesium oxide (MgO). An inorganic compound that occurs in nature as the mineral periclase. In aqueous media combines quickly with water to form magnesium hydroxide. It is used as an antacid and mild laxative and has many nonmedicinal uses.Halogens: A family of nonmetallic, generally electronegative, elements that form group 17 (formerly group VIIa) of the periodic table.Organically Modified Ceramics: Organic-inorganic hybrid polymers developed primarily for DENTAL RESTORATION. They typically contain a defined mixture of ORGANOSILICON COMPOUNDS; CERAMICS; and organic POLYMERS.Tooth Abrasion: The pathologic wearing away of the tooth substance by brushing, bruxism, clenching, and other mechanical causes. It is differentiated from TOOTH ATTRITION in that this type of wearing away is the result of tooth-to-tooth contact, as in mastication, occurring only on the occlusal, incisal, and proximal surfaces. It differs also from TOOTH EROSION, the progressive loss of the hard substance of a tooth by chemical processes not involving bacterial action. (From Jablonski, Dictionary of Dentistry, 1992, p2)Barium Compounds: Inorganic compounds that contain barium as an integral part of the molecule.Tricarboxylic Acids: Organic compounds that are acyclic and contain three acid groups. A member of this class is citric acid which is the first product formed by reaction of pyruvate and oxaloacetate. (From Lehninger, Principles of Biochemistry, 1982, p443)Zinc Phosphate Cement: A material used for cementation of inlays, crowns, bridges, and orthodontic appliances and occasionally as a temporary restoration. It is prepared by mixing zinc oxide and magnesium oxide powders with a liquid consisting principally of phosphoric acid, water, and buffers. (From Bouchers' Clinical Dental Terminology, 3d ed)Tooth Bleaching: The use of a chemical oxidizing agent to whiten TEETH. In some procedures the oxidation process is activated by the use of heat or light.Zinc Oxide-Eugenol Cement: Used as a dental cement this is mainly zinc oxide (with strengtheners and accelerators) and eugenol. (Boucher's Clinical Dental Terminology, 4th ed, p50)Adhesives: Substances that cause the adherence of two surfaces. They include glues (properly collagen-derived adhesives), mucilages, sticky pastes, gums, resins, or latex.Diamond: Diamond. A crystalline form of carbon that occurs as hard, colorless or tinted isomeric crystals. It is used as a precious stone, for cutting glass, and as bearings for delicate mechanisms. (From Grant & Hackh's Chemical Dictionary, 5th ed)Silver: Silver. An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA.Statistics, Nonparametric: A class of statistical methods applicable to a large set of probability distributions used to test for correlation, location, independence, etc. In most nonparametric statistical tests, the original scores or observations are replaced by another variable containing less information. An important class of nonparametric tests employs the ordinal properties of the data. Another class of tests uses information about whether an observation is above or below some fixed value such as the median, and a third class is based on the frequency of the occurrence of runs in the data. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed, p1284; Corsini, Concise Encyclopedia of Psychology, 1987, p764-5)Potassium Compounds: Inorganic compounds that contain potassium as an integral part of the molecule.Denture, Partial, Fixed, Resin-Bonded: A commonly used prosthesis that results in a strong, permanent restoration. It consists of an electrolytically etched cast-metal retainer that is cemented (bonded), using resins, to adjacent teeth whose enamel was previously acid-treated (acid-etched). This type of bridgework is sometimes referred to as a Maryland bridge.Yttrium: An element of the rare earth family of metals. It has the atomic symbol Y, atomic number 39, and atomic weight 88.91. In conjunction with other rare earths, yttrium is used as a phosphor in television receivers and is a component of the yttrium-aluminum garnet (YAG) lasers.Apatites: A group of phosphate minerals that includes ten mineral species and has the general formula X5(YO4)3Z, where X is usually calcium or lead, Y is phosphorus or arsenic, and Z is chlorine, fluorine, or OH-. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)Denture Repair: The process of reuniting or replacing broken or worn parts of a denture.Calcium Compounds: Inorganic compounds that contain calcium as an integral part of the molecule.Tooth Root: The part of a tooth from the neck to the apex, embedded in the alveolar process and covered with cementum. A root may be single or divided into several branches, usually identified by their relative position, e.g., lingual root or buccal root. Single-rooted teeth include mandibular first and second premolars and the maxillary second premolar teeth. The maxillary first premolar has two roots in most cases. Maxillary molars have three roots. (Jablonski, Dictionary of Dentistry, 1992, p690)Incisor: Any of the eight frontal teeth (four maxillary and four mandibular) having a sharp incisal edge for cutting food and a single root, which occurs in man both as a deciduous and a permanent tooth. (Jablonski, Dictionary of Dentistry, 1992, p820)Tooth Preparation: Procedures carried out with regard to the teeth or tooth structures preparatory to specified dental therapeutic and surgical measures.Cariostatic Agents: Substances that inhibit or arrest DENTAL CARIES formation. (Boucher's Clinical Dental Terminology, 4th ed)Quartz: Quartz (SiO2). A glassy or crystalline form of silicon dioxide. Many colored varieties are semiprecious stones. (From Grant & Hackh's Chemical Dictionary, 5th ed)Cuspid: The third tooth to the left and to the right of the midline of either jaw, situated between the second INCISOR and the premolar teeth (BICUSPID). (Jablonski, Dictionary of Dentistry, 1992, p817)Light: That portion of the electromagnetic spectrum in the visible, ultraviolet, and infrared range.Titanium: A dark-gray, metallic element of widespread distribution but occurring in small amounts; atomic number, 22; atomic weight, 47.90; symbol, Ti; specific gravity, 4.5; used for fixation of fractures. (Dorland, 28th ed)Dental Debonding: Techniques used for removal of bonded orthodontic appliances, restorations, or fixed dentures from teeth.ToluidinesCalcium Phosphates: Calcium salts of phosphoric acid. These compounds are frequently used as calcium supplements.Construction Materials: Supplies used in building.Wettability: The quality or state of being wettable or the degree to which something can be wet. This is also the ability of any solid surface to be wetted when in contact with a liquid whose surface tension is reduced so that the liquid spreads over the surface of the solid.Temperature: The property of objects that determines the direction of heat flow when they are placed in direct thermal contact. The temperature is the energy of microscopic motions (vibrational and translational) of the particles of atoms.Fluorides: Inorganic salts of hydrofluoric acid, HF, in which the fluorine atom is in the -1 oxidation state. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed) Sodium and stannous salts are commonly used in dentifrices.Zinc Oxide: A mild astringent and topical protectant with some antiseptic action. It is also used in bandages, pastes, ointments, dental cements, and as a sunblock.Anion Exchange Resins: High-molecular-weight insoluble polymers that contain functional cationic groups capable of undergoing exchange reactions with anions.Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.Dental Pulp Cavity: The space in a tooth bounded by the dentin and containing the dental pulp. The portion of the cavity within the crown of the tooth is the pulp chamber; the portion within the root is the pulp canal or root canal.Chromium Alloys: Specific alloys not less than 85% chromium and nickel or cobalt, with traces of either nickel or cobalt, molybdenum, and other substances. They are used in partial dentures, orthopedic implants, etc.Polymers: Compounds formed by the joining of smaller, usually repeating, units linked by covalent bonds. These compounds often form large macromolecules (e.g., BIOPOLYMERS; PLASTICS).Dentin, Secondary: Dentin formed by normal pulp after completion of root end formation.Bite Force: The force applied by the masticatory muscles in dental occlusion.Root Canal Preparation: Preparatory activities in ROOT CANAL THERAPY by partial or complete extirpation of diseased pulp, cleaning and sterilization of the empty canal, enlarging and shaping the canal to receive the sealing material. The cavity may be prepared by mechanical, sonic, chemical, or other means. (From Dorland, 28th ed, p1700)Denture, Partial: A denture replacing one or more (but not all) natural teeth. It is supported and retained by underlying tissue and some or all of the remaining teeth.Thermogravimetry: Technique whereby the weight of a sample can be followed over a period of time while its temperature is being changed (usually increased at a constant rate).Tooth Cervix: The constricted part of the tooth at the junction of the crown and root or roots. It is often referred to as the cementoenamel junction (CEJ), the line at which the cementum covering the root of a tooth and the enamel of the tooth meet. (Jablonski, Dictionary of Dentistry, 1992, p530, p433)Colorimetry: Any technique by which an unknown color is evaluated in terms of standard colors. The technique may be visual, photoelectric, or indirect by means of spectrophotometry. It is used in chemistry and physics. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)Denture, Partial, Fixed: A partial denture attached to prepared natural teeth, roots, or implants by cementation.Aluminum Compounds: Inorganic compounds that contain aluminum as an integral part of the molecule.Drug Storage: The process of keeping pharmaceutical products in an appropriate location.Dental Equipment: The nonexpendable items used by the dentist or dental staff in the performance of professional duties. (From Boucher's Clinical Dental Terminology, 4th ed, p106)Vertebroplasty: Procedures to repair or stabilize vertebral fractures, especially compression fractures accomplished by injecting BONE CEMENTS into the fractured VERTEBRAE.Dental Casting Investment: Material from which the casting mold is made in the fabrication of gold or cobalt-chromium castings. (Boucher's Clinical Dental Terminology, 4th ed, p168)Coated Materials, Biocompatible: Biocompatible materials usually used in dental and bone implants that enhance biologic fixation, thereby increasing the bond strength between the coated material and bone, and minimize possible biological effects that may result from the implant itself.Computer-Aided Design: The use of computers for designing and/or manufacturing of anything, including drugs, surgical procedures, orthotics, and prosthetics.Cation Exchange Resins: High molecular weight insoluble polymers which contain functional anionic groups that are capable of undergoing exchange reactions with cations.Polygonum: A plant genus of the family POLYGONACEAE that is an ingredient of Shou-Wu-Pian, a Chinese herbal preparation (DRUGS, CHINESE HERBAL). The common name of black bindweed also refers to TAMUS or Fallopia (use POLYGONACEAE).Tooth, Deciduous: The teeth of the first dentition, which are shed and replaced by the permanent teeth.Particle Size: Relating to the size of solids.Denture Bases: The part of a denture that overlies the soft tissue and supports the supplied teeth and is supported in turn by abutment teeth or the residual alveolar ridge. It is usually made of resins or metal or their combination.Semiconductors: Materials that have a limited and usually variable electrical conductivity. They are particularly useful for the production of solid-state electronic devices.Tooth Wear: Loss of the tooth substance by chemical or mechanical processesBrompheniramine: Histamine H1 antagonist used in treatment of allergies, rhinitis, and urticaria.Elasticity: Resistance and recovery from distortion of shape.Dental Prophylaxis: Treatment for the prevention of periodontal diseases or other dental diseases by the cleaning of the teeth in the dental office using the procedures of DENTAL SCALING and DENTAL POLISHING. The treatment may include plaque detection, removal of supra- and subgingival plaque and calculus, application of caries-preventing agents, checking of restorations and prostheses and correcting overhanging margins and proximal contours of restorations, and checking for signs of food impaction.Metal Ceramic Alloys: The fusion of ceramics (porcelain) to an alloy of two or more metals for use in restorative and prosthodontic dentistry. Examples of metal alloys employed include cobalt-chromium, gold-palladium, gold-platinum-palladium, and nickel-based alloys.Cattle: Domesticated bovine animals of the genus Bos, usually kept on a farm or ranch and used for the production of meat or dairy products or for heavy labor.Spectrometry, X-Ray Emission: The spectrometric analysis of fluorescent X-RAYS, i.e. X-rays emitted after bombarding matter with high energy particles such as PROTONS; ELECTRONS; or higher energy X-rays. Identification of ELEMENTS by this technique is based on the specific type of X-rays that are emitted which are characteristic of the specific elements in the material being analyzed. The characteristic X-rays are distinguished and/or quantified by either wavelength dispersive or energy dispersive methods.Methylmethacrylate: The methyl ester of methacrylic acid. It polymerizes easily to form POLYMETHYL METHACRYLATE. It is used as a bone cement.Tooth Demineralization: A tooth's loss of minerals, such as calcium in hydroxyapatite from the tooth matrix, caused by acidic exposure. An example of the occurrence of demineralization is in the formation of dental caries.
In composite materials, epoxy, polyester or phenolic resins are common. In reinforced carbon-carbon, plastic or pitch resin is ... air-cements, magnesia, hydrated lime), hydraulic (Roman cement, portland cement, hydraulic lime), acid-resistant (silicon ... Tensile strength is greatly improved in composite materials consisting of resin as the matrix and fiber as a reinforcement. ... Other binding agents such as resins may be tough and possibly elastic but can neither bear compressive nor tensile force. ...
... resins), tooling for the manufacture of organic fiber composites; Composites for infrastructures repair and strengthening, fire ... The existing Portland cement standards are not adapted to geopolymer cements. They must be created by an ad hoc committee. Yet ... The categories comprise: Slag-based geopolymer cement. Rock-based geopolymer cement. Fly ash-based geopolymer cement Type 1: ... The first geopolymer cement developed in the 1980s was of the type (K,Na,Ca)-poly(sialate) (or slag-based geopolymer cement) ...
Resin composite, glass ionomer cements and ceramic or gold inlays can be used as alternatives to amalgam. In the United States ... glass ionomer cement and adhesive resin cement in various combinations". Dent Mater J. 5: 225-232. doi:10.4012/dmj.5.225. ... "Microleakage of amalgam restorations with adhesive resin cement lining, glass ionomer cement base and fluoride treatment". Dent ... However, there is low-quality evidence to suggest that resin composites lead to higher failure rates and risk of secondary ...
Resin composite, glass ionomer cements and ceramic or gold inlays can be used as alternatives to amalgam. ... glass ionomer cement and adhesive resin cement in various combinations". Dent Mater J. 5 (2): 225-232. doi:10.4012/dmj.5.225.. ... a b c d Rasines Alcaraz MG, Veitz-Keenan A, Sahrmann P, Schmidlin PR, Davis D, Iheozor-Ejiofor Z. Direct composite resin ... "Microleakage of amalgam restorations with adhesive resin cement lining, glass ionomer cement base and fluoride treatment". Dent ...
... dental composites and glass ionomer cement. They are also known as polyacid-modified resin composites. They are used for ... It has been shown that ratings in various aesthetic areas are better for compomers than resin modified glass ionomer cements. ... Previous available restorative materials included dental amalgam, glass ionomer cement, resin modified glass ionomer cement and ... Dental restorative materials Dental composite Glass ionomer cement Trachtenberg F. Maserejian NN. Soncini JA. Hayes C. Tavares ...
As with other composite materials, a dental composite typically consists of a resin-based matrix, which contains a modified ... A glass ionomer cement (GIC) is one of a class of materials commonly used in dentistry as filling materials and luting cements ... Composite resin fillings and inlays. An 11-year evaluation.; U Pallesen, V Qvist; (2003) Clin Oral Invest 7:71-79 doi:10.1007/ ... Materials used may be gold, amalgam, dental composites, glass ionomer cement, or porcelain, among others. Preparations may be ...
... glass ionomer cement and composite resin for root-end filling after apicoectomy. MTA, a refined "Portland cement" - calcium ... 4. Calcium aluminate bioceramic material - (alumina cement in minerals, calcium aluminate cements in bioceramics) Alumina is an ... Resin Modified MTA or Calcium Silicate Cement was marketed already. TheraCal LC is HEMA-free resin modified calcium silicate ... MTA is used as filler in the resin like MTA Fillapex. MTA powder is mixed with fillers in the resin. These are not MTA based ...
... resin cements MeSH D25.339.291.800 --- silicate cement MeSH D25.339.291.925 --- zinc oxide-eugenol cement MeSH D25.339.291.950 ... bone cements MeSH D25.720.716.822.308 --- composite resins MeSH D25.720.716.822.308.200 --- bisphenol a-glycidyl methacrylate ... glass ionomer cements MeSH D25.339.291.402.120 --- cermet cements MeSH D25.339.291.700 --- polycarboxylate cement MeSH D25.339. ... MeSH D25.720.716.822.308.300 --- compomers MeSH D25.720.716.822.461 --- epoxy resins MeSH D25.720.716.822.730 --- resin cements ...
Natural cement-stones, after burning, produced cements used in concretes from post-Roman times into the 20th century, with some ... "Coventive Composites. Retrieved 2018-10-01.. *^ "Composite Epoxy Resin Manufacturing - Copps Industries". Copps Industries. ... Vinyl ester resin tends to have a purplish to bluish to greenish tint. This resin has lower viscosity than polyester resin and ... Light Resin Transfer Molding (LRTM)Edit. Similar to the methods performed in Resin Transfer Molding, Light Resin Transfer ...
... for example Resin-Modified Glass Ionomer Cements (RMGICs) and compomers (or modified composites). Glass ionomer cement is ... Van Noort, Richard (2013). "2.3 Glass-ionomer cements and resin-modified glass-ionomer cements". An Introduction to Dental ... "Caries-preventive efficacy and retention of a resin-modified glass ionomer cement and a resin-based fissure sealant: a 3-year ... The presence of resin protects the cement from water contamination. Due to the shortened working time, it is recommended that ...
As with other composite materials, a dental composite typically consists of a resin-based matrix, which contains a modified ... A glass ionomer cement (GIC) is one of a class of materials commonly used in dentistry as filling materials and luting cements ... It is more forgiving of preparation and technique than composite resins used for that purpose. High copper dental amalgam is ... doi:10.2341/08-95 Composite resin fillings and inlays. An 11-year evaluation.; U Pallesen, V Qvist; (2003) Clin Oral Invest 7: ...
These would be filled with composite cement on seating the restoration, providing macromechanical retention for the prosthesis ... This type of bridge fell out of fashion as modern cements and treatments of the retainer intaglio enabled better retention ... and described by Alain Rochette in 1973 as a form of resin retained bridge that relied on countersunk holes perforating the ...
In composite materials, epoxy, polyester or phenolic resins are common. In reinforced carbon-carbon, plastic or pitch resin is ... Roman cement, portland cement, hydraulic lime), acid-resistant (silicon fluoride cement, quartz cement), and autoclavable ( ... Based on their chemical resistance, binders are classified by the field of use: non-hydraulic (gypsum, air-cements, magnesia, ... Tensile strength is greatly improved in composite materials consisting of resin as the matrix and fiber as a reinforcement. ...
... before the crown can be re-cemented. Stronger cement should be used than the original such as resin cements, especially in ... Composite patch will remain a temporary solution as the longevity of composite restorations is not predictable as well as the ... Thus, a thorough occlusal examination is of paramount importance, strength of the cement, a strong alternative of cement should ... Bonding composite to the exposed metal will involve achieving macro mechanical retention by making grooves and notches or ...
In some cases the polymer is used in addition to portland cement to form Polymer Cement Concrete (PCC) or Polymer Modified ... Polymer concretes are a type of concrete that use polymers to replace lime-type cements as a binder. ... In polymer concrete, thermoplastic polymers are used, but more typically thermosetting resins are used as the principal polymer ... Following are some specification examples of the features of polymer concrete: Composite Structures for Civil and Architectural ...
A thermosetting solid resin, activated by heat and compression, e.g. mineral-filled epoxy, is best for most applications. A ... The toughness of most ceramics is 2-4 MPa√m, but toughened zirconia is as much as 13, and cemented carbides are often over 20. ... 1, zirconia (ZrO2), silicon carbide (SiC), silicon nitride (Si3N4), and ceramic-matrix composites. It is seldom used on ... Microscopy of Ceramics and Cements, Academic Press Inc., 1955. W.E. Lee and W.M. Rainforth, Ceramic Microstructures: Property ...
Resin composite, glass ionomer cements and ceramic or gold inlays can be used as alternatives to amalgam. ... glass ionomer cement and adhesive resin cement in various combinations". Dent Mater J. 5 (2): 225-232. doi:10.4012/dmj.5.225.. ... a b c d Rasines Alcaraz MG, Veitz-Keenan A, Sahrmann P, Schmidlin PR, Davis D, Iheozor-Ejiofor Z. Direct composite resin ... "Microleakage of amalgam restorations with adhesive resin cement lining, glass ionomer cement base and fluoride treatment". Dent ...
Categories: Cements and Desensitizers : Cement Resin Resiment® Ready-Mix Filled Composite Resin Cement, Standard - JL Blosser ... Resiment® Ready-Mix self-curing resin cement is used for the final cementation of crowns, bridges, implant prosthesis, inlays ...
... when compared with composite resins (CR), offers a significant caries-preventive effect. STUDY DESIGN: Quantitative systematic ... To determine whether resin-modified glass-ionomer cement (RM-GIC), ... Yengopal V, Mickenautsch S. Resin-modified glass-ionomer cements versus resin-based materials as fissure sealants: a meta- ... AIM: To determine whether resin-modified glass-ionomer cement (RM-GIC), when compared with composite resins (CR), offers a ...
... a cement, and a particulate elastomer comprising a carboxy group; and allowing the cement composition to set. Cement ... Methods of cementing comprising: providing a cement composition comprising water, ... compositions comprising water, a cement, and a particulate elastomer comprising a carboxy group. ... Portland cements, pozzolana cements, gypsum cements, high alumina content cements, slag cements, silica cements, magnesia ...
... and lack of information about composites, adhesives, and cements. ... The first resin-modified glass ionomer cement, RelyX Luting ... and resin cement is the proper choice.. The relatively new category of resin cement that contains self-etching primer is ... Resin-modified glass ionomer liners almost totally preclude postoperative tooth sensitivity in resin-based composite ... Most resins cure with a light of the same wavelength. Nearly all resin-based composites can be finished and polished to a ...
Keywords : Composite resins; Dental porcelain; Resin cements; Shear strength. · abstract in Portuguese · text in English · pdf ... Subsequently, composite resin discs were cemented onto the ceramic specimens using a resin cement and light-curing for 40 ... Objective To evaluate the shear bond strength of a feldspathic ceramic cemented to a composite resin using a resin-based cement ... Shear bond strength of a feldspathic ceramic cemented to a composite resin. RGO, Rev. gaúch. odontol. (Online) [online]. 2013, ...
Re D, Augusti D, Sailer I, Spreafico D, Cerutti A. The effect of surface treatment on the adhesion of resin cements to Y-TZP. ... Subsequently, composite resin discs were cemented onto the ceramic specimens using a resin cement and light-curing for 40 ... To evaluate the shear bond strength of a feldspathic ceramic cemented to a composite resin using a resin-based cement, ... Surface treatment of the composite resin. In order to reduce abrasiveness, the composite resin discs were filed using 400 and ...
We investigate the influence of the microstructure on the fracture properties of calcium aluminate cement/polymer composites. ... Qiao Y (2005) On the fracture toughness of calcium aluminate cement-phenol resin composites. Cem Concr Res 35:220-225 ... Bonapasta AA, Buda F, Colombet P (2000) Cross-linking of Poly(vinyl alcohol) grains by Al ions in macro-defect-free cements: a ... water and heat resistant polymer-cement composite solidified by an essentially anhydrous phenol resin precursor. Cem Concr Res ...
... present invention provides novel and unique fused fibrous compounds for addition to and manufacture of bone and dental cement ... 1987, Tensile bond strength between glass ionomer cements and composite resins; JADA, vol. 114, pp. 167-172. ... 1993, Measurement of composite resin filler particles by using scanning electron microscopy and digital imaging; The Journal of ... 1981, Composite resins in posterior teeth; Dental Clinics of North America-vol. 25, No. 2 pp. 357-364. ...
Flexural strength (n = 5) and indirect tensile strength (n = 5) of 7 resin composite cements (RelyX Unicem 2 Automix [RXU], ... Flexural strength and indirect tensile strength of resin composite cements are correlated. At high strength values the indirect ... indirect tensile test may only be recommended as a screening test especially for low or medium strength resin composite cements ... Flexural and indirect tensile strength of 4 cements (RXU, PSA, PF2, MLI) was additionally measured directly after curing and ...
Resin composite cementMartens hardnessIndirect tensile strengthAgingThermal cycling. Background. Advances in CAD/CAM technology ... Cements. Four different resin composite cements were used in this study, three conventional multi-step materials and one self- ... Hardening of dual-cure resin cements and a resin composite restorative cured with QTH and LED curing units. J Can Dent Assoc. ... Yoshida K, Meng X. Microhardness of dual-polymerizing resin cements and foundation composite resins for luting fiber-reinforced ...
"Microhardness of in vitro caries inhibition zone adjacent to conventional and resin-modified glass ionomer cements," Dental ... of a CO2 Laser on the Inhibition of Root Surface Caries Adjacent to Restorations of Glass Ionomer Cement or Composite Resin: An ... B. J. Millar, F. Abiden, and J. W. Nicholson, "In vitro caries inhibition by polyacid-modified composite resins (compomers ... et al., "Effect of CO2 laser on root caries inhibition around composite restorations: an in vitro study," Lasers in Medical ...
... resin-modified glass-ionomer cement and composite resin were determined through the Kruskal-Wallis test. ... The resin-modified glass-ionomer cements and the composite resin retained the same levels of microorganisms on their surfaces. ... The resin-modified glass-ionomer cements and the composite resin showed lower levels of microorganisms than the conventional ... The conventional glass-ionomer cements retained less mutans streptococci than the composite resin, but that difference was not ...
... were used for cementing 0.8-mm-thick lithium-silicate glass-ceramic laminates (Suprinity, shade B2-HT, Vita) on bovine enamel ( ... Two resin cements (AllCem Veneer, light-cured (LRC) and AllCem, dual-cured (DRC)] and three composite resins [Z100 (MNCR- ... Abstract The objective was to evaluate the color stability of ceramic veneers luted with resin cements and pre-heated composite ... Color Stability of Ceramic Veneers Luted With Resin Cements and Pre-Heated Composites: 12 Months Follow-Up ...
Will the Porcelain Etch stain composites or resin cements? ​No, Porcelain Etch is a predictable, stain-free chemistry designed ... Will not stain composite or resin cement. *Silane is a single-component solution ... When used with a high-quality bonding resin, Porcelain Etch and Silane can produce one of the highest porcelain-to-resin bond ... Yields highest porcelain-to-resin bond strengths1. *Porcelain Etch and Silane may also be used on lithium disilicate (IPS e.max ...
1. Mix cement (20 seconds). 2. Apply the mixture on the tooth surface and on the resin composite crown.. 3. Apply pressure for ... 1. Mix cement (20 seconds). 2. Apply the mixture on the tooth surface and on the resin composite crown.. 3. Apply pressure for ... and 3 multi-step resin cements, one using 2-step etch-and-rinse adhesive AllCem (ALC), and two conventional resin cements with ... Are self-adhesive resin cements a valid alternative to conventional resin cements? A laboratory study of the long-term bond ...
Carboxylate and zinc oxyphosphate types of dental cement are removed from dental products by applying a solution containing an ... Composite resin bond strength after enamel bleaching. US4143126A (en) 1979-03-06. Dental prophylactic paste ... Although carboxylate cements are of relatively recent origin, such cements have many uses. Zinc oxyphosphate types of cement ... The bridge is then mounted in place and excess cement is removed. Within a few minutes the cement is cured. Some cement, ...
Onlays up to 2 mm in thickness were luted with flowable composite resins or dual-curing composite cements. Crowns up to 1 mm in ... thickness were cemented with self-adhesive or dual-curing resin cements. The observational period ranged from 12 to 72 months, ... Veneers up to 0.5 mm thick were luted with flowable composite resin or light curing cements, while dual-curing composite ...
Experimental: Resin-modified glass ionomer cement Resin-modified glass ionomer cement is used to attach the fixed orthodontic ... In addition, these cements appear to behave as reliably as composite in terms of bracket failure rate recorded but these data ... Active Comparator: Composite resin Composite resin is used to attach fixed orthodontic brackets (brace)to the teeth. ... Resin-modified glass ionomer cements, which release and absorb fluoride, may be used for bracket bonding thereby offering the ...
cements, ceramics, cytotoxicity, dental biofilm, gingivitis, interleukin-1, oral hygiene, resin composite Identifiers. urn:nbn: ... resin composite and enamel. After ceased oral hygiene, more biofilm was assembled on CAC and on resin composite than on enamel ... In the end of the nineties, a calcium aluminate cement (CAC) was manufactured as a "bioceramic" alternative to resin composite ... Fresh specimens of CAC showed the lowest cytotoxic effects on fibroblasts compared with three resin composites, zinc phosphate ...
0 (Composite Resins); 0 (Dentin Desensitizing Agents); 0 (Glass Ionomer Cements); 0 (Vidrion-R). ... split-mouth clinical trial was performed compared the desensitizing efficacy of the resin-modified glass ionomer cement (GIC) ... Effectiveness on oral pain of 808-nm diode laser used prior to composite restoration for symptomatic non-carious cervical ... Evaluation of dentin hypersensitivity treatment with glass ionomer cements: A randomized clinical trial.. ...
What is glass ionomer cement? Meaning of glass ionomer cement medical term. What does glass ionomer cement mean? ... Looking for online definition of glass ionomer cement in the Medical Dictionary? glass ionomer cement explanation free. ... Glass ionomer cements, composite resins, resin modified glass ionomer cements and compomers provide an armamentarium of ... Caries-preventive effect of resin-modified glass-ionomer cement (RM-GIC) versus composite resin: a quantitative systematic ...
"Fracture frequency and longevity of fractured resin composite, polyacid-modified resin composite, and resin-modified glass ... "Adhesion of resin-modified glass ionomer cements using resin bonding systems," Journal of Dentistry, vol. 26, no. 5-6, pp. 479- ... "Two-year evaluation of class II resin-modified glass ionomer cement/composite open sandwich and composite restorations," ... K. C. Chan, "Microleakage between glass-ionomer cement and composite resins," Journal of Esthetic Dentistry, vol. 4, pp. 114- ...
In composite materials, epoxy, polyester or phenolic resins are common. In reinforced carbon-carbon, plastic or pitch resin is ... air-cements, magnesia, hydrated lime), hydraulic (Roman cement, portland cement, hydraulic lime), acid-resistant (silicon ... Tensile strength is greatly improved in composite materials consisting of resin as the matrix and fiber as a reinforcement. ... Other binding agents such as resins may be tough and possibly elastic but can neither bear compressive nor tensile force. ...
Cements , Dental Product Shopper delivers practical, unbiased product information. Our peer to peer product reviews help you ... RELYX TEMPORARY CEMENTS. 3M. The eugenol-free formula will not inhibit the polymerization of composite resin cements. Its ... resin or self-etching resin cements. Used primarily for metallic and PFM restorations, GI cement is extremely moisture-tolerant ... RelyX Veneer Cement. 3M. Compared to competitive veneer cements, RelyX Veneer Cement is more stable, which leads to better long ...
Dental restorative materials include bonding agents, resin ceme ... resin composite can also be used as self-curable luting cement ... Dental restorative materials include bonding agents, resin cements and resin comprise polymerizable unsaturated monomers, ... Composite resin for use in dentistry and method for treating same to provide antimicrobial and microbicidal properties. 1994-08 ... 27 requires dental resin composites to have water sorption values below 50 μg/mm3 /week. Commercial dental restorative ...
  • The glass-ionomer specimens were covered with the light-curing bonding resin Probond (Dentsply, Brazil) and stored at 100% relative humidity after preparation, in order to avoid changes on their surfaces. (scielo.br)
  • The bond strength of denture teeth to acrylic resin denture bases was determined by producing tensile test specimens from standardised and anonymously presented partial dentures. (ebscohost.com)
  • Resin-modified glass ionomer cements, which release and absorb fluoride, may be used for bracket bonding thereby offering the possibility of less demineralization around bonded attachments. (clinicaltrials.gov)
  • A fluoride-releasing restorative cement produced by mixing calcium aluminosilicate glass with an aqueous solution of polyacrylic acid. (thefreedictionary.com)
  • The purpose of this study was to compare the retention and the caries-preventive effect of a GIC used as a fissure sealant (Fuji VII, GC Corporation, Japan) and a light-cured, fluoride-releasing resin sealant (Fissurit F, Voco, Germany). (biomedsearch.com)
  • Predicta® Bioactive Core is a dual-cure, core-build-up resin composite that releases fluoride, calcium and phosphate ions to stimulate mineral apatite. (parkell.com)
  • With cemented prosthesis, the cementation compensates for the discrepancies in the cast framework, but the lack of retrievability seems undesirable. (ebscohost.com)
  • To assess the clinical performance of these cement materials, in vitro tests prior to clinical application are required. (biomedcentral.com)
  • This in vitro study determined the fracture toughness of four classes of resin using wet and dry test environments, following 48 hours of wet storage. (ebscohost.com)
  • GRADIA DIRECT is a light-cured, micro-filled hybrid resin composite with microfine pre-polymer resin fillers, a unique coupling agent and urethane dimethacrylate co-monomer matrix. (gcamerica.com)
  • The preferred embodiment of the present invention provides novel and unique fused fibrous compounds for addition to and manufacture of bone and dental cement systems and methods of making the same. (google.com)
  • When used for bone/implant fixation, or as a filler or cement for bone repair, gradual biodegradation of the cement composite permits, under suitable circumstances, eventual replacement of the cement with developing bone tissue. (google.com.au)
  • Intraoral framework pick-up technique to improve fit of a metal-resin implant prosthesis. (ebscohost.com)
  • 22. The cement treatment kit of claim 21 wherein said polymer comprises polymethylmethacrylate. (google.com)
  • 23. The cement treatment kit of claim 21 wherein said acrylic polymer comprises methylmethacrylate-styrene-copolymer. (google.com)
  • The fracture toughness of macro-defect-free (MDF) cement is found to decrease as the polymer-to-cement ratio increases. (springer.com)
  • Hasegawa M, Kobayashi T, Pushpalal GKD (1995) A new class of high strength, water and heat resistant polymer-cement composite solidified by an essentially anhydrous phenol resin precursor. (springer.com)
  • Popoola OO, Kriven WM, Young YF (1991) Microstructural and microchemical characterization of a calcium aluminate-polymer composite (MDF Cement). (springer.com)
  • The polymer/salt-particle composite exhibits good biomechanical strength/modulus characteristics with surgically. (google.com.au)