Microspheres: Small uniformly-sized spherical particles, of micrometer dimensions, frequently labeled with radioisotopes or various reagents acting as tags or markers.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).Polyglycolic Acid: A biocompatible polymer used as a surgical suture material.Particle Size: Relating to the size of solids.Drug Carriers: Forms to which substances are incorporated to improve the delivery and the effectiveness of drugs. Drug carriers are used in drug-delivery systems such as the controlled-release technology to prolong in vivo drug actions, decrease drug metabolism, and reduce drug toxicity. Carriers are also used in designs to increase the effectiveness of drug delivery to the target sites of pharmacological actions. Liposomes, albumin microspheres, soluble synthetic polymers, DNA complexes, protein-drug conjugates, and carrier erythrocytes among others have been employed as biodegradable drug carriers.Delayed-Action Preparations: Dosage forms of a drug that act over a period of time by controlled-release processes or technology.Drug Compounding: The preparation, mixing, and assembling of a drug. (From Remington, The Science and Practice of Pharmacy, 19th ed, p1814)Nanospheres: Spherical particles of nanometer dimensions.Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed)Drug Delivery Systems: Systems for the delivery of drugs to target sites of pharmacological actions. Technologies employed include those concerning drug preparation, route of administration, site targeting, metabolism, and toxicity.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.Chitosan: Deacetylated CHITIN, a linear polysaccharide of deacetylated beta-1,4-D-glucosamine. It is used in HYDROGEL and to treat WOUNDS.Chemistry, Pharmaceutical: Chemistry dealing with the composition and preparation of agents having PHARMACOLOGIC ACTIONS or diagnostic use.Capsules: Hard or soft soluble containers used for the oral administration of medicine.Biocompatible Materials: Synthetic or natural materials, other than DRUGS, that are used to replace or repair any body TISSUES or bodily function.Needles: Sharp instruments used for puncturing or suturing.Holmium: Holmium. An element of the rare earth family of metals. It has the atomic symbol Ho, atomic number 67, and atomic weight 164.93.Porosity: Condition of having pores or open spaces. This often refers to bones, bone implants, or bone cements, but can refer to the porous state of any solid substance.Surface Properties: Characteristics or attributes of the outer boundaries of objects, including molecules.Technology, Pharmaceutical: The application of scientific knowledge or technology to pharmacy and the pharmaceutical industry. It includes methods, techniques, and instrumentation in the manufacture, preparation, compounding, dispensing, packaging, and storing of drugs and other preparations used in diagnostic and determinative procedures, and in the treatment of patients.Gelatin: A product formed from skin, white connective tissue, or bone COLLAGEN. It is used as a protein food adjuvant, plasma substitute, hemostatic, suspending agent in pharmaceutical preparations, and in the manufacturing of capsules and suppositories.Hexuronic Acids: Term used to designate tetrahydroxy aldehydic acids obtained by oxidation of hexose sugars, i.e. glucuronic acid, galacturonic acid, etc. Historically, the name hexuronic acid was originally given to ascorbic acid.Glucuronic Acid: A sugar acid formed by the oxidation of the C-6 carbon of GLUCOSE. In addition to being a key intermediate metabolite of the uronic acid pathway, glucuronic acid also plays a role in the detoxification of certain drugs and toxins by conjugating with them to form GLUCURONIDES.Polyvinyl Alcohol: A polymer prepared from polyvinyl acetates by replacement of the acetate groups with hydroxyl groups. It is used as a pharmaceutic aid and ophthalmic lubricant as well as in the manufacture of surface coatings artificial sponges, cosmetics, and other products.Polystyrenes: Polymerized forms of styrene used as a biocompatible material, especially in dentistry. They are thermoplastic and are used as insulators, for injection molding and casting, as sheets, plates, rods, rigid forms and beads.Yttrium Radioisotopes: Unstable isotopes of yttrium that decay or disintegrate emitting radiation. Y atoms with atomic weights 82-88 and 90-96 are radioactive yttrium isotopes.Alginates: Salts of alginic acid that are extracted from marine kelp and used to make dental impressions and as absorbent material for surgical dressings.Dogs: The domestic dog, Canis familiaris, comprising about 400 breeds, of the carnivore family CANIDAE. They are worldwide in distribution and live in association with people. (Walker's Mammals of the World, 5th ed, p1065)Regional Blood Flow: The flow of BLOOD through or around an organ or region of the body.Acrylic ResinsScandium: Scandium. An element of the rare earth family of metals. It has the atomic symbol Sc, atomic number 21, and atomic weight 45.Salix: A plant genus of the family SALICACEAE. Members contain salicin, which yields SALICYLIC ACID.Coronary Circulation: The circulation of blood through the CORONARY VESSELS of the HEART.Gold: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts.Solvents: Liquids that dissolve other substances (solutes), generally solids, without any change in chemical composition, as, water containing sugar. (Grant & Hackh's Chemical Dictionary, 5th ed)Metals, Alkali: Metals that constitute group 1(formerly group Ia) of the periodic table. They are the most strongly electropositive of the metals. Note that HYDROGEN is not considered an alkali metal even though it falls under the group 1 heading in the periodic table.Transition Temperature: The temperature at which a substance changes from one state or conformation of matter to another.Magnesium Silicates: A generic term for a variety of compounds that contain silicon, oxygen, and magnesium, and may contain hydrogen. Examples include TALC and some kinds of ASBESTOS.Military Facilities: Areas designated for use by the armed forces personnel.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.Solar Energy: Energy transmitted from the sun in the form of electromagnetic radiation.Vacuum: A space in which the pressure is far below atmospheric pressure so that the remaining gases do not affect processes being carried on in the space.Ultrasonography: The visualization of deep structures of the body by recording the reflections or echoes of ultrasonic pulses directed into the tissues. Use of ultrasound for imaging or diagnostic purposes employs frequencies ranging from 1.6 to 10 megahertz.Gases: The vapor state of matter; nonelastic fluids in which the molecules are in free movement and their mean positions far apart. Gases tend to expand indefinitely, to diffuse and mix readily with other gases, to have definite relations of volume, temperature, and pressure, and to condense or liquefy at low temperatures or under sufficient pressure. (Grant & Hackh's Chemical Dictionary, 5th ed)Methylcellulose: Methylester of cellulose. Methylcellulose is used as an emulsifying and suspending agent in cosmetics, pharmaceutics and the chemical industry. It is used therapeutically as a bulk laxative.Microbubbles: Small encapsulated gas bubbles (diameters of micrometers) that can be used as CONTRAST MEDIA, and in other diagnostic and therapeutic applications. Upon exposure to sufficiently intense ultrasound, microbubbles will cavitate, rupture, disappear, release gas content. Such characteristics of the microbubbles can be used to enhance diagnostic tests, dissolve blood clots, and deliver drugs or genes for therapy.Viscosity: The resistance that a gaseous or liquid system offers to flow when it is subjected to shear stress. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)Pneumatosis Cystoides Intestinalis: A condition characterized by the presence of multiple gas-filled cysts in the intestinal wall, the submucosa and/or subserosa of the INTESTINE. The majority of the cysts are found in the JEJUNUM and the ILEUM.Fluorocarbon PolymersSaussurea: A plant genus of the family ASTERACEAE, order Asterales, subclass Asteridae. It is a source of costus root oil and should not be confused with the genus COSTUS.Sesquiterpenes, Eudesmane: SESQUITERPENES cyclized into two adjoining cyclohexane rings but with a different configuration from the ARTEMISININS.Protons: Stable elementary particles having the smallest known positive charge, found in the nuclei of all elements. The proton mass is less than that of a neutron. A proton is the nucleus of the light hydrogen atom, i.e., the hydrogen ion.Sulfonic Acids: Inorganic or organic oxy acids of sulfur which contain the RSO2(OH) radical.
"Preparation and Research of the High-Strength Lightweight Concrete Based on Hollow Microspheres". Advanced Materials Research. ... Li, S.; Wu, H. H.; Xu, G. J.; Xiao, X. F. (2014). "Facile Biomimetic Fabrication of Hollow Hydroxyapatite with Hierarchically ... Recent developments have allowed the synthesis of ceramic microspheres made from hydroxyapatite with a diameter of 1.5 ... micrometers; the microspheres can be utilized in a variety of fields including filters, grinding media, and light-weight ...
Glass microspheres, polymer microspheres and ceramic microspheres are commercially available. Solid and hollow microspheres ... Hollow microspheres are typically used as additives to lower the density of a material. Solid microspheres have numerous ... Ceramic microspheres are used primarily as grinding media. Hollow microspheres loaded with drug in their outer polymer shell ... Coated microspheres provide measuring tool in biology and drug research Buoyancy - Hollow microspheres are used to decrease ...
Microspheres can be solid or hollow, and so their density will be very different as well as their applications. Hollow ... Solid microspheres have numerous applications depending on their size and their manufacture material. Solid glass microspheres ... These particles are hollow microspherules that are black in colour, and made up of carbon or graphite. The size ranges from ... In fact, commercially, microspheres can be found manufactured from materials such as glass, polymers (polyethylene, polystyrene ...
P. S. Ayyaswamy
Hollow Microspheres - Sirtex has exclusive worldwide rights to hollow, biodegradable microsphere technology developed by the ... The company is investigating if hollow microspheres can be used to deliver a range of therapeutic agents, including ... SIR-Spheres microspheres are regulated as a Medical Device. The product was approved for sale in the US in March 2002. The US ... "SIR-Spheres® microspheres as Effective and Safe in the Elderly as they are in Younger Patients with Colorectal Liver Metastases ...
Microspheres are hollow, micron-sized carriers often formed via self-assembly of polymeric compounds which are most often used ... Drug release is often achieved by diffusion through pores in the microsphere structure or by degradation of the microsphere ... Some of the more popular types of drug carriers include liposomes, polymeric micelles, microspheres, and nanoparticles. ... to create microspheres capable of sustained control over drug release. Nanodiamonds (NDs) are carbon nanoparticles which can ...
Network of Excellence for Functional Biomaterials
... for their lightweight composites made of hollow phenolic microspheres bonded to a matrix of phenolic, epoxy, or polyester. ... or ceramic matrix with hollow spheres called microballoons or cenospheres or non-hollow spheres (e.g. perlite). In this context ... Glass microsphere Foam Shutov, F.A. (1986). "Syntactic polymer foams". Advances in Polymer Science. 73-74: 63-123. doi:10.1007/ ... The most widely used and studied foams are glass microspheres (in epoxy or polymers), and cenospheres or ceramics (in aluminium ...
"Syntactic foams as building materials consisting of inorganic hollow microspheres and starch binder", Chapter 1 in "Building ... glass microspheres. Cenospheres are hard and rigid, light, waterproof, innoxious, and insulative. This makes ... A cenosphere is a lightweight, inert, hollow sphere made largely of silica and aluminaand filled with air or inert gas, ... The second type of particles are hollow and are called cenospheres. The third type of particles are called plerospheres, which ...
... are commonly added to the surface of hollow glass microspheres to increase the matrix/microspheres interfacial strength (the ... Hollow glass microspheres, sometimes termed microballoons or glass bubbles, have diameters ranging from 10 to 300 micrometers. ... Sodium depletion has also allowed hollow glass microspheres to be used in chemically sensitive resin systems, such as long pot ... H. S. Kim and Mahammad Azhar Khamis, "Fracture and impact behaviour of hollow micro-sphere/epoxy resin composites", Composites ...
Shimizu, M.; K. Torigoe; I. Akazaki; T. Nakashima (2001). "Preparation of monodispersed solder microspheres by membrane ... "Preparation of Water-in-Oil Emulsions Using Microporous Polypropylene Hollow Fibres: Conditions for Producing Small Uniform ... mono dispersed polymer microspheres (for analytical column packing, enzyme carriers, liquid crystal display spacers, toner core ... "Application of porous microspheres prepared by SPG (Shirasu porous glass) emulsification as immobilizing carriers of ...
Kenneth S. Suslick
These microspheres are used for the treatment approach known as selective internal radiation therapy. The microspheres are ... In afterloading a hollow tube or applicator is placed surgically in the organ to be treated, and the sources are loaded into ... The blood feeding the tumor will carry the microspheres directly to the tumor enabling a more selective approach than ... There are currently two different kinds of microspheres: SIR-Spheres and TheraSphere. A major use of systemic radioisotope ...
AMS3753: Microspheres, Carbon, Hollow - SAE International
Stainless Steel Hollow Microspheres for Arterial Embolization Hyperthermia | SpringerLink
Stainless steel microspheres including both hollow (H1) and solid ones (S1) were produced with dispersing... ... Stainless steel hollow microsphere H1 was a promising mediator for AEH for its high efficiency in heating tumor region and ... Given the same condition, heating power per unit mass was greater in hollow microsphere than solid one. Microscopic ... Stainless steel (SS) Microscaled Hollow Microsphere Magnetically induced hyperthermia (MIH) Arterial embolization hyperthermia ...
Patent US4420442 - Manufacturing process for hollow microspheres - Google Patents
... less porous hollow microspheres can be prepared by spray-drying dispersions of film-forming solids that contain certain organic ... Hollow microspheres can be prepared by spray drying, solutions that contain nearly any film-forming substance. Spray drying is ... The solution used to form hollow microspheres usually should contain 5 to 50% of the film-forming solids. The amount of organic ... Composites utilizing fillers of surface modified hollow microspheres. US4888420 *. Dec 8, 1987. Dec 19, 1989. Celanese Fibers, ...
Patent US4303431 - Method and apparatus for producing hollow microspheres - Google Patents
The hollow glass microspheres are made by forming a liquid film of molten glass across a coaxial blowing nozzle, applying a ... The hollow glass microspheres are used to make superior insulation materials in the construction of highly efficient solar ... smooth hollow glass microsphere and to cool and condense the metal vapor and to deposit the metal vapor on the inner wall ... Hollow glass microspheres made from a low heat conductivity glass composition containing a high vacuum and a thin metal coating ...
hollow glass microspheres - hollow glass microspheres online Wholesalers
... hollow glass microspheres online Wholesalers - choose hollow glass microspheres from 418 list of China hollow glass ... hollow glass microspheres / hollow glass bubbles hollow glass microsphere hollow glass microsphere product borosilicate hollow ... Hollow glass microspheres hollow glass bubbles with lightweight Hollow glass microspheres / Glass bubbles is a kind of micron ... Hollow glass microspheres hollow glass bubbles with lightweight Hollow glass microspheres / Glass bubbles is a kind of micron ...
Hollow Glass Microspheres Stronger Spheres Tackle Injection Molding : ...
When molding with hollow glass microspheres, low backpressure of around 10 to 50 psi should be used. The glass microspheres ... Hollow spheres vs. MuCell. Microcellular foaming is sometimes considered an alternative to hollow glass microspheres for ... Automotive rear deck of PC/ABS weighs 5.5 lb unfilled and 5 lb with 10% by weight iM30K hollow glass microspheres. (Photo: 3M) ... A variety of gates can be used, but to retain the hollow glass microspheres integrity, minimum gate width should be 0.06 in. ...
Method for the preparation of stable suspensions of hollow gas-filled microspheres suitable for ultrasonic echography -...
Method for the preparation of stable suspensions of hollow gas-filled microspheres suitable for ultrasonic echography ... Moreover, it is known that microspheres with flexible walls are more echogenic than corresponding microspheres with rigid walls ... 4,718,433 (Feinstein). These microspheres are made by sonication (5 to 30 KHz) of protein solutions like 5% serum albumin and ... The microspheres are stabilized by denaturation of the membrane forming protein after sonication, for instance by using heat or ...
Synthesis and characterization of monodisperse hollow SnO2 microspheres and their enhanced sensing properties to ethanol |...
... microspheres were successfully synthesized by the ion exchange method using sulfonated PS microspheres as a template. The ... Monodisperse Hollow microspheres Sensors X-ray techniques Ethanol This is a preview of subscription content, log in to check ... The monodisperse hollow SnO2 (H-SnO2) microspheres were successfully synthesized by the ion exchange method using sulfonated PS ... J. Yang, S. Wang, R. Dong, L. Zhang, Z. Zhu, X. Gao, One-pot synthesis of SnO2 hollow microspheres and their formaldehyde ...
United States Hollow Microspheres Market Report 2017 - QY Research
Research Report on United States Hollow Microspheres Market Report 2017. The Report includes market price, demand, trends, size ... Figure MO-SCI Hollow Microspheres Sales Growth Rate (2012-2017). Figure MO-SCI Hollow Microspheres Sales Market Share in United ... Figure 3M Hollow Microspheres Sales Growth Rate (2012-2017). Figure 3M Hollow Microspheres Sales Market Share in United States ... Figure United States Hollow Microspheres Market Size (K Units) by Type (2012-2022). Figure United States Hollow Microspheres ...
US5578650A - Methods of preparing hollow acrylate polymer microspheres - Google Patents
The hollow acrylate polymer microspheres prepared from the process of the invention may be tacky or tack-free. ... acrylate polymer microspheres conducted in the presence of at least one acid that is not free radically polymerizable. ... A one-step emulsification process for preparing aqueous suspensions of hollow, ... 2.6 Hollow 0.462 3.0 147 2.9 Hollow 0.513 0.1 150 3.6 Hollow 0.414 0.0365 150 4.0 Hollow 0,275 0.01 150 4.1 Hollow 0.03 ...
Litchi-peel-like hierarchical hollow copper-ceria microspheres: aerosol-assisted synthesis and high activity and stability for...
Herein, we have developed novel litchi-peel-like hollow copper-ceria microspheres with varying Cu contents via an aerosol- ... Herein, we have developed novel litchi-peel-like hollow copper-ceria microspheres with varying Cu contents via an aerosol- ... Litchi-peel-like hierarchical hollow copper-ceria microspheres: aerosol-assisted synthesis and high activity and stability for ... Litchi-peel-like hierarchical hollow copper-ceria microspheres: aerosol-assisted synthesis and high activity and stability for ...
Polymers | Free Full-Text | Embedding of Hollow Polymer Microspheres with Hydrophilic Shell in Nafion Matrix as Proton and...
... and the imbedded hydrophilic hollow spheres. The tiny hydrophilic hollow chamber was critical to retaining moisture and ... the synthesis included selective generation of a hydrophilic polymer shell on silica microsphere template and the subsequent ... Assimilating hydrophilic hollow polymer spheres (HPS) into Nafion matrix by a loading of 0.5 wt % led to a restructured ... Keywords: hollow polymer microspheres; keeping moisture; composite membrane; PEM fuel cell hollow polymer microspheres; keeping ...
Catalysts | Free Full-Text | Adsorption Performance of Methyl Violet via α[email protected] Hollow Carbonaceous Microspheres and...
"α[email protected] hollow carbonaceous microspheres (α[email protected]) were prepared through a combination of hydrothermal and ... Porous hollow carbonaceous microspheres; methyl violet; equilibrium isotherm; kinetics; thermodynamics α[email protected] hollow ... α[email protected] hollow carbonaceous microspheres (α[email protected]) were prepared through a combination of hydrothermal and ... Adsorption Performance of Methyl Violet via α[email protected] Hollow Carbonaceous Microspheres and Its Effective Regeneration ...
Fe-doped γ-Al2O3 porous hollow microspheres for enhanced oxidative desulfurization: facile fabrication and reaction mechanism -...
In this method, by the addition of urea and citric acid during synthesis, hollow spheres with a multi-modal porous structure ... The obtained Fe-doped γ-Al2O3 microspheres are about 0.8-1.5 μm in diameter ... Fe-doped γ-Al2O3 porous hollow microspheres for enhanced oxidative desulfurization: facile fabrication and reaction mechanism ... Fe-doped γ-Al2O3 porous hollow microspheres for enhanced oxidative desulfurization: facile fabrication and reaction mechanism W ...
Controlling the thickness of hollow polymeric microspheres prepared by electrohydrodynamic atomization | Journal of The Royal...
Fabrication of hollow microspheres. A schematic of the experimental set-up used for preparing the microspheres is shown in ... 2007 Facile synthesis of silica/polymer hybrid microspheres and hollow polymer microspheres. Polymer 48, 5896-5904. (doi: ... diameter of hollow microspheres was investigated in depth and results showed that the mean diameter of the hollow microsphere ... Effect of PMSQ flow rate on the geometry of the hollow microspheres: (a) 200; (b) 250; (c) 350; (d) 450; (e) 550; and (f) 650 ...
Yeast-template synthesized Fe-doped cerium oxide hollow microspheres for visible photodegradation of acid orange 7. | AMERICAN...
... hollow microspheres were successfully synthesized by a simple co-precipitation route using yeast asa bio-template and nitrate ... It was found that the products had a well-defined ellipsoidal morphology and the size of the hollow microspheres was about 1.5- ... The degradation rate of the Fe-doped CeO2 hollow microspheres was found to be 93% after 80min and the degradation reaction ... Fe-doped cerium oxide (CeO2) hollow microspheres were successfully synthesized by a simple co-precipitation route using yeast ...
OSA | Embedded whispering-gallery mode microsphere resonator in a tapered hollow annular core fiber
Embedded whispering-gallery mode microsphere resonator in a tapered hollow annular core fiber Jiawei Wang, Xiaobei Zhang, Ming ... "Embedded whispering-gallery mode microsphere resonator in a tapered hollow annular core fiber," Photon. Res. 6, 1124-1129 (2018 ... b),(c) Model of the microsphere (b) without and (c) with being locked by the HACF. (d) Evolution of reflection spectra with t. ... Whispering-gallery-mode excitation in a microsphere by use of an etched cavity on a multimode fiber end X. Q. Bai and D. N. ...
Chemical deposition of silver shells on the surface of hollow glass microspheres | springerprofessional.de
This article reports the chemical deposition of silver shells on the surface of hollow glass microspheres. This was ... Chemical deposition of silver shells on the surface of hollow glass microspheres. Zeitschrift:. Journal of Materials Science > ... This article reports the chemical deposition of silver shells on the surface of hollow glass microspheres. This was ... Chemical deposition of silver shells on the surface of hollow glass microspheres ...
Characterisation of hollow Russian doll microspheres<...
Characterisation of hollow Russian doll microspheres. Shakiela Begum, Ian P. Jones, Chengge Jiao, Daniel E. Lynch, Jon A. ... Characterisation of hollow Russian doll microspheres. / Begum, Shakiela; Jones, Ian P.; Jiao, Chengge; Lynch, Daniel E.; Preece ... Begum, S., Jones, I. P., Jiao, C., Lynch, D. E., & Preece, J. A. (2010). Characterisation of hollow Russian doll microspheres. ... Begum, S, Jones, IP, Jiao, C, Lynch, DE & Preece, JA 2010, Characterisation of hollow Russian doll microspheres Journal of ...
Preparation of hollow zeolite NaA/chitosan composite microspheres via in situ hydrolysis-gelation-hydrothermal synthesis of TEOS
The hollow size could be adjusted by controlling the synthesis parameters of calcium alginate/chitosan microspheres. In ... Preparation of hollow zeolite NaA/chitosan composite microspheres via in situ hydrolysis-gelation-hydrothermal synthesis of ... The obtained functional magnetic hollow NaA/chitosan microspheres had decent adsorption performance for Cu2+ ions and were easy ... The chitosan solution coated calcium alginate microspheres served as template to generate hollow structure, which were pre- ...
single-shelled Cr2O3 hollow microspheres
Controlling the thickness of hollow polymeric microspheres prepared by electrohydrodynamic atomization. - Nuffield Department...
It was found that the mean diameters of the hollow microspheres could be controlled in the range from 310 to 1000 nm while the ... hollow microspheres could not be generated, but instead PMSQ fibres encapsulating PFH liquid were obtained. ... Polymethylsilsesquioxane (PMSQ) was used as a model material for the microsphere shell encapsulating a core of liquid ... on the mean microsphere diameter (D) and shell thickness (t) were determined. ...
Patent US7094369 - Processes for manufacturing polymeric microspheres - Google Patents
... the template polymer may be removed to form the finished microspheres. ... Processes of manufacturing polymeric microspheres facilitate the generation of polymeric microspheres of size ranges smaller ... Glass microspheres. US4793980. Jul 30, 1987. Dec 27, 1988. Torobin Leonard B. Hollow porous microspheres as substrates and ... Hollow microspheres. US4863972. Jul 7, 1987. Sep 5, 1989. Mitsubishi Chemical Industries Limited. Porous cross-linked polyvinyl ...
Hollow zinc oxide microspheres functionalized by Au nanoparticles for gas sensors<...
Hollow zinc oxide microspheres functionalized by Au nanoparticles for gas sensors. In: RSC Advances. 2014 ; Vol. 4, No. 53. pp ... Hollow zinc oxide microspheres functionalized by Au nanoparticles for gas sensors. Xiaowei Li, Wei Feng, Yan Xiao, Peng Sun, ... Hollow zinc oxide microspheres functionalized by Au nanoparticles for gas sensors. RSC Advances. 2014;4(53):28005-28010. https ... Hollow zinc oxide microspheres functionalized by Au nanoparticles for gas sensors. / Li, Xiaowei; Feng, Wei; Xiao, Yan; Sun, ...
Additional Microspheres | Polysciences
Additional Microspheres are high quality microspheres that might represent overstocks, overruns, or a non-standard color, size ... Hollow phenolic microspheres are excellent for use in a variety of industrial applications. They are lightweight, chemically ... Polybead® Hollow Microspheres are spherical styrene / acrylic beads supplied in suspension. A relatively dense shell of a ... Polybead® Hollow Microspheres are spherical styrene / acrylic beads supplied in suspension. A relatively dense shell of a ...
Other Polymer Microspheres
Hollow phenolic microspheres are excellent for use in a variety of industrial applications. They are lightweight, chemically ... Polybead® Hollow Microspheres are spherical styrene / acrylic beads supplied in suspension. A relatively dense shell of a ... Polybead® Hollow Microspheres are spherical styrene / acrylic beads supplied in suspension. A relatively dense shell of a ... Polybead® Hollow Microspheres are spherical styrene / acrylic beads supplied in suspension. A relatively dense shell of a ...
Innovative seeding materials for fluid dynamics. - MTL are specialists in coating hollow glass microspheres.
We specialize in coated Microspheres, Including Photospheres, Fluorescent, Silver, Gold, Carbon Black, Pigmented, Titania, ... Micro - Sphere - Microspheres - Microparticles - Micro Sphere - Microballoons - Micro Balloon - Cenospheres - Isospheres - Piv ... MTL are specialists in coating hollow glass microspheres. The new ISOSPHERES product is designed for use in fluid dynamics and ... We specialize in coated Microspheres, Including Photospheres, Fluorescent, Silver, Gold, Carbon Black, Pigmented, Titania, ...
Patent US4285819 - Functional magnetic microspheres - Google Patents
On addition of the microspheres to waste aqueous streams containing dissolved ions, the hydroxyl and amine functionality of the ... The chitosan precipitates on the granules to form microspheres containing the magnetic granules. ... Nanoparticle assembled hollow spheres. US20030091490 *. 20 Dec 2002. 15 May 2003. Nolan Paul S.. Use of sulfide-containing ... Nanoparticle assembled hollow spheres. US8187885. 7 May 2010. 29 May 2012. Nodality, Inc.. Microbead kit and method for ...
aerobic waste treatment
Plastics Additives - An A-Z reference | Geoffrey Pritchard | Springer
Solid microspheresSurface of hollow glass microspheresGlobal microspheresAbstract2017Particles2016DiametersPolymersSilica MicrospheresDensitySynthesisCarbon microspheresChitosan microspheresPorous microspheresAdditivesMagneticBeadsParticleMonodisperseWeightless feelDispersing moltenBubblesPolymericSuitablePoresHierarchicalAdditiveFluorescentForecast periodClaim 1 whereinFillersTiny dropletsCompositesTitaniaShellsCarbonaceousSolventZincMetal oxide
- The global microspheres market can be broadly segmented on the basis of type (hollow microspheres and solid microspheres) and on the basis of raw materials (glass, polymers, metallic, ceramics, fly ash, and others). (researchandmarkets.com)
- By product type the market is segmented by hollow microspheres and solid microspheres. (comunicati.net)
- The application of solid microspheres depends on their size and construction. (grandviewresearch.com)
- Solid microspheres have numerous applications depending on what material they are constructed of and what size they are. (wikipedia.org)
- Based on the type, market is segmented into hollow and solid microspheres. (sbwire.com)
Surface of hollow glass microspheres1
- Sodium depletion has also allowed hollow glass microspheres to be used in chemically sensitive resin systems, such as long pot life epoxies or non-blown polyurethane composites Additional functionalities, such as silane coatings, are commonly added to the surface of hollow glass microspheres to increase the matrix/microspheres interfacial strength (the common failure point when stressed in a tensile manner). (wikipedia.org)
- The global microspheres market has been estimated at USD XX million in 2015 and is projected to reach USD XX million by 2020, at a CAGR of XX% during the forecast period from 2015 to 2020. (researchandmarkets.com)
- In 2015, in terms of revenue, XX industry accounted market share of XX% of the global microspheres market. (researchandmarkets.com)
- The "Global Microspheres Market Analysis & Trends - Industry Forecast to 2025" report has been added to Research and Markets' offering. (comunicati.net)
- The global microspheres market size was valued at USD 3.2 billion in 2015 and is expected to grow at a CAGR of 10.4% over the forecast period. (grandviewresearch.com)
- Pune, India -- ( SBWIRE ) -- 01/18/2018 -- The Global Microspheres Market accounted to USD 840.1 Millionin 2016 and is projected to grow at a CAGR of 7.8% during the forecast period of 2017 to 2024.e upcoming market report contains data for historic year 2015, the base year of calculation is 2016 and the forecast period is 2017 to 2024. (sbwire.com)
- On the basis of geography, global microspheres market report covers data points for 28 countries across multiple geographies namely North America & South America, Europe, Asia-Pacific, and Middle East & Africa. (sbwire.com)
- The global microspheres market is consolidated due to the presence of limited number of players concentrated in few countries. (sbwire.com)
- Some of the major players operating in global microspheres market are 3M, AkzoNobel N.V., Sigmund Lindner GmbH, Potters Industries LLC, Luminex Corporation, Momentive, Chase Corporation, Cospheric LLC and TrelleborgABamong others. (sbwire.com)
- Abstract: In this paper, we report a simple strategy for fabricating mesoporous magnesium borate (2MgO·B 2 O 3 ) microspheres. (scientific.net)
- Abstract: Tea polyphenol loaded alginate-chitosan microspheres were prepared by ionic gelation method for controlling tea polyphenol release by using various combinations of chitosn and Ca2+ as cation and alginate as anion.Scanning electron microscopy were used to investigate the surface characteristics of tea polyphenol loaded microspheres. (scientific.net)
- Abstract: The ability of calcium titanium phosphate (CTP) and hydroxyapatite (HAp) microspheres to reversibly adsorb the enzyme glucocerebrosidase (GCR) while preserving its biological activity, and efficiently deliver it to Gaucher disease (GD) fibroblasts was investigated. (scientific.net)
- The research report studies the global United states hollow microspheres market report 2017 market on the basis of several criteria, including type, application, and geography to provide a better understanding to the readers. (qyresearchreports.com)
- The report also sheds light on the current trends related to the demand, supply, and sales of United states hollow microspheres market report 2017, along with the recent developments in the field. (qyresearchreports.com)
- The research report takes into consideration the drivers, restraints, trends, and opportunities of the global United states hollow microspheres market report 2017 market in order to identify the future of the market. (qyresearchreports.com)
- The report also provides an estimation of the overall market size in terms of both value and volume and offers qualitative and quantitative insights into the key segments and the geographical subdivisions of the United states hollow microspheres market report 2017 market. (qyresearchreports.com)
- According to the report, equipment and raw material are two primary components of the manufacturing process of United states hollow microspheres market report 2017. (qyresearchreports.com)
- Therefore, the report provides a 360-degree view of the global United states hollow microspheres market report 2017 market. (qyresearchreports.com)
- The report also performs a methodical examination of the vendor landscape of the global United states hollow microspheres market report 2017 market by analyzing the company profiles of prominent companies operating in the market. (qyresearchreports.com)
- Portland, OR -- ( SBWIRE ) -- 08/01/2017 -- The methods used for the preparation of microspheres include spray drying, solvent evaporation, single emulsion technique, double emulsion technique, phase separation concertation technique, spray drying and spray congealing, solvent extraction, quassi emulsion solvent diffusion. (sbwire.com)
- A single-screw design for incorporating iM30K microspheres into thermoplastic resins should contain a dispersive mixing element, which typically serves to break up agglomerates of fine particles. (ptonline.com)
- 4. A composition according to claim 1 in which the particles are in the form of chitosan microspheres containing a dispersion of magnetite granules. (google.co.uk)
- 12. A method according to claim 10 in which the particles are in the form of microspheres containing from 0.1 to 90% iron and have a diameter from 100 angstroms to 1000 microns. (google.co.uk)
- More particularly, the present invention relates to easily recoverable, functional magnetic microspheres comprising magnetic particles which are coated with a glucosamine polysaccharide such as chitosan, and to a method for forming the microspheres. (google.co.uk)
- The high specific surface areas, hollow structures, and hierarchical porous surfaces of the hollow composite particles are suitable for various applications, including adsorption of pollutants, chemical separation, and water purification. (eduhk.hk)
- Microspheres are spherical micro-particles with their size ranging between 0.1 and 100 micrometers. (researchandmarkets.com)
- Some of the particles do not become hollow and sink in the ash dams, while the hollow ones float on the surface of the dams. (wikipedia.org)
- Moreover, other interesting applications may be proposed based on the chemical and physical characteristics of the inorganic hollow particles [ 1 - 12 ]. (omicsonline.org)
- In this way the fabrication of hollow particles usually involves the preparation of core-shell composite particles. (omicsonline.org)
- These hybrid particles can be formed by precipitation of inorganic precursors of the target oxide hollow particles onto the surface of the core particles followed by etching of the cores by soaking the core in appropriate solvent in case of inorganic templates or thermal treatment in case of organic templates [ 12 ]. (omicsonline.org)
- It was found that the mean diameters of the hollow microspheres could be controlled in the range from 310 to 1000 nm while the corresponding mean shell thickness varied from 40 to 95 nm. (royalsocietypublishing.org)
- Hollow glass microspheres, sometimes termed microballoons or glass bubbles, have diameters ranging from 10 to 300 micrometers. (wikipedia.org)
- SEM and TEM observations indicate magnesium borate products are composed of a large number of hollow microspheres, with diameters of 1.0~1.5 μm, which are in fact built from fibers with lengths of 100~150 nm. (scientific.net)
- To mold polymers filled with hollow glass microspheres, a general-purpose injection screw is best. (ptonline.com)
- Microspheres are free flowing powders consisting of proteins or synthetic polymers which are biodegradable in nature. (sbwire.com)
- Microspheres are free flowing powders that comprise of proteins or synthetic polymers biodegradable in nature, with a size less than200µm. (sbwire.com)
- Silica microspheres can be used for biological treatment of domestic, municipal our industrial waste water. (environmental-expert.com)
- Hollow silica microspheres with promising physical properties (MAT540 TM ) as support for enzyme immobilization and biocatalyst were investigated in this study. (bme.hu)
- Glass microspheres have been used as low-density fillers for various kinds of polymeric compounds since the mid-1960s. (ptonline.com)
- It also has the highest strength-to-density ratio of any glass or other microsphere in the marketplace. (ptonline.com)
- Hollow glass microspheres with a high strength-to-density ratio. (3m.com)
- Hollow glass microspheres for density reduction, solar reflectivity and more. (3m.com)
- These hollow glass microspheres are used as density-reducing additives, helping lower formulation weight and viscosity, and contribute a variety of functional benefits ranging from scratch resistance to solar reflectivity. (3m.com)
- Solid and hollow microspheres vary widely in density and, therefore, are used for different applications. (wikipedia.org)
- Hollow microspheres are typically used as additives to lower the density of a material. (wikipedia.org)
- 2. A personal cleansing article according to claim 1 wherein said low density microsphere comprises a particle having a density lower than 0.7 g/cm.sup.3. (patentgenius.com)
- 3. A personal cleansing article according to claim 1 wherein said low density microsphere is selected from the group consisting of inorganic material, organic material and mixtures thereof. (patentgenius.com)
- Hollow nanospheres with tailored structures have attracted tremendous interest due to their higher specific surface area, better permeation, lower density than their bulk counterparts, and their extensive potential applications in magnetic, catalysis, chemical reactors, drug delivery, and optical materials [ 1 - 10 ]. (hindawi.com)
- X. Wang, G. Zhai, H. Wang, Synthesis and electrochemical investigation of tin dioxide-based elastic hollow microspheres for lithium storage. (springer.com)
- In situ hydrolysis-gelation-hydrothermal (HGH) synthesis of tetraethylorthosilicate (TEOS) technique was developed to prepare hollow zeolite NaA/chitosan composite microspheres. (diva-portal.org)
- During the hydrothermal process, the TEOS hydrolyzed and provided silica source for the zeolite NaA shell, meanwhile the inner calcium alginate microsphere core dissolved by the alkaline synthesis mixture and left the hollow structure. (diva-portal.org)
- The hollow size could be adjusted by controlling the synthesis parameters of calcium alginate/chitosan microspheres. (diva-portal.org)
- Furthermore, the developed synthesis route may provide an important guidance for the preparation of other multifunctional hollow spherical materials. (hindawi.com)
- This specification covers hollow carbon microspheres. (sae.org)
- More in detail, the morphology, structure, porous texture, and the surface properties of the carbon and of the magnetic carbon microspheres have been investigated by scanning and transmission electron microscopy, atomic force microscopy, X-ray diffraction, N 2 physisorption, diffuse reflectance UV-Vis, Raman and infrared spectroscopies. (frontiersin.org)
- Porous microspheres have fixed on the exterior surface thereof a coating of at least one of a perfluorinated oil, a fluorinated silicone oil or a silicone gum. (google.es)
- 2. The porous microspheres of claim 1 having an average particle size lower than 800 μm. (google.es)
- 4. The porous microspheres of claim 1 wherein said coating comprises from 0.1 to 500 weight percent of said at least one of a perfluorinated oil, fluorinated silicone oil or silicone gum relative to the weight of said porous microspheres. (google.es)
- 5. The porous microspheres of claim 1 wherein said perfluorinated oil is a perfluoroalkane having the formula C n F 2n+2 wherein n is greater than 19. (google.es)
- 8. A cosmetic composition comprising in a cosmetically acceptable vehicle the porous microspheres of claim 1. (google.es)
- 9. The cosmetic composition of claim 8 wherein said porous microspheres are present in an amount ranging from 0.1 to 60 weight percent. (google.es)
- 10. The porous microspheres of claim 1 having an average particle size ranging from 0.1 to 300 μm. (google.es)
- The porous microspheres are produced via flow-focusing droplet formation in a custom-designed glass-based microfluidic reactor. (aiche.org)
- The chitosan precipitates on the granules to form microspheres containing the magnetic granules. (google.co.uk)
- The present invention relates to functional magnetic microspheres useful in the removal of soluble toxic materials such as lead, copper, mercury cations and nitrate, flouride, phosphate and borate anions from water. (google.co.uk)
- Led by chemistry professor Kenneth Suslick, the researchers published their results in the journal Advanced Science ( 'Magnetic, Fluorescent, and Copolymeric Silicone Microspheres' ). (nanowerk.com)
- They are also exploring potential applications of solid, hollow and magnetic microspheres. (nanowerk.com)
- The monodisperse hollow SnO 2 (H-SnO 2 ) microspheres were successfully synthesized by the ion exchange method using sulfonated PS microspheres as a template. (springer.com)
- The monodisperse H-SnO 2 microspheres have a high specific surface area of 55.54 m 2 /g, which improves the gas sensing properties toward ethanol. (springer.com)
- Just a small amount of spacer grade monodisperse microspheres can create a controlled gap, as well as define and maintain specified bond line thickness. (wikipedia.org)
- In this paper, hybrid inorganic-organic core- shell hollow microspheres, made of poly(L-lactic acid) (PLLA) and biomimetic nano apatites (HA), were prepared from biodegradable and biocompatible substances, suitable for bone tissue applications. (houstonmethodist.org)
- Proteins and ligands adsorb onto polystyrene readily and permanently, which makes polystyrene microspheres suitable for medical research and biological laboratory experiments. (wikipedia.org)
- The results suggested that the microspheres of CMCS and alginate could be a suitable pH-sensitive carrier to increase the stability of SF in the segmented intestine. (scientific.net)
- The pores of the microspheres can be charged with a hydrophilic, lipophilic or perfluorinated phase. (google.es)
- Microspheres have external pores on the surface or internal pores in the core. (researchandmarkets.com)
- Placing the microspheres in a tank filled with hydrogen gas under pressure should cause the gas to seep through the pores to be absorbed by the palladium. (newscientist.com)
- It is found that the dextrin in the spray solution plays a significant role as a sacrificial template and leads to the formation of this hierarchical hollow structure, in which higher surface area and active CuO x species with higher dispersion result in better catalytic activity compared to the usual hollow samples. (rsc.org)
- Hollow microspheres and hierarchical porous nanostructured materials with desired morphologies have gained remarkable attention for their potential applications in environmental technology. (eduhk.hk)
- The mesopores will endow the hierarchical microspheres with novel application potentials. (scientific.net)
- High sphericity of polyethylene microspheres, as well as availability of colored and fluorescent microspheres, makes them highly desirable for flow visualization and fluid flow analysis, microscopy techniques, health sciences, process troubleshooting and numerous research applications. (wikipedia.org)
- Growing need for advanced drug delivery systems and drug carriers is expected to be a major factor for the growth of microspheres over the forecast period. (grandviewresearch.com)
- Increasing demand in other applications such as cosmetics & personal care, oil & gas, and life science is expected to boost the growth of microsphere market during the forecast period. (sbwire.com)
- Hollow microsphere segment is expected to register high growth rate during the forecast period. (sbwire.com)
Claim 1 wherein2
- Glass microspheres can be made by heating tiny droplets of dissolved water glass in a process known as ultrasonic spray pyrolysis (USP), and properties can be improved somewhat by using a chemical treatment to remove some of the sodium. (wikipedia.org)
- The traditional microsphere-making method of suspending tiny droplets of material in another liquid does not work with silicone. (nanowerk.com)
- The resulting thickness of uniform silver shells on the surface of microspheres averaged out at 1.0-1.25 μm. (springerprofessional.de)
- These microcapsule shells have many advantageous properties, such as homogeneity in size, resilience to both alkalis and acids, and the ability to withstand temperatures up to 250 °C. These hollow microcapsules have the ability to encapsulate and release actives in a controlled manner. (mdpi.com)
- In this study, centrally hollow microspheres of zinc were synthesized. (hindawi.com)
- The microspheres were then mixed with KOH electrolyte to form zinc sol, which was coagulated and precipitated. (hindawi.com)
- Nano-architectural complexity of zinc oxide nanowall hollow microspheres and their structural properties. (nih.gov)