• Elemental analysis revealed that CPNC 1:1 is mainly characterized of cellulose, Quartz and Albatite as the major minerals with traces of Montmorillonite, Ednite and Magnesium as minor minerals constituting CPNC 1:1. (univen.ac.za)
  • Now the problem can be handled by controlling concrete water cement ratio and cement dosage, using with composite materials containing silicon and calcium or aluminates/ silicate salts, or avoiding to use under circumstances with high temperature and moisture. (sidleychem.com)
  • Other ingredients with similar properties to croscarmellose sodium include microcrystalline cellulose, pregelatinized starch, sodium starch glycolate, crospovidone, and calcium silicate. (lovetofeel.com)
  • Recently calcium silicate based porous carrier based floating orlistat microspheres for gastric emptying was carried out by Jain et al [ 12 ]. (jbclinpharm.org)
  • Also polymer layered silicate composites exhibit properties dramatically different from their more conventional counterparts. (rroij.com)
  • Thin films of cellulose and cellulose-CaSiO 3 composites were prepared using 1-ethyl-3-methylimidazolium acetate (EMIMAc) as the dissolution medium and the composites were regenerated from an anti-solvent. (mdpi.com)
  • The surface hydrophilicity of the resultant cellulose composites was lowered by coating them with three different hydrophobizing agents, specifically, trichloro(octadecyl)silane (TOS), ethyl 2-cyanoacrylate (E2CA) and octadecylphosphonic acid (ODPA), using a simple dip-coating technique. (mdpi.com)
  • In this work, the preparation of clay polymer nanocomposites (CPNCs) used in defluoridation began by modifying the original natural Mukondeni clay to render the layered silicate miscible with the chosen polymer, microcrystalline cellulose. (univen.ac.za)
  • Mukondeni black clay with microcrystalline cellulose as polymers was melt mixed at 220 °C for 10 minutes in an extruder for exfoliation of the resulting composite. (univen.ac.za)
  • Polyanionic Cellulose (PAC) -HV is for water-based drilling fluids, which can effectively reduces the filtration rate of many water-based oil and gas drilling fluids and may also be used to increase and stabilize viscosity to improve hole cleaning and suspension properties in a wide variety of fluid environment. (orencn.com)
  • Hydrogels are three-dimensional networks of hydrophilic polymer chains with properties in between liquids and solids. (scirp.org)
  • Hydrophilic polymers are widely investigated and found to be the most apposite in controlling the release of drug in floating drug delivery systems. (jbclinpharm.org)
  • As silicate mineral, hydrophilic bentonite from Sigma Aldrich was used. (firstpointsoftware.com)
  • To minimise the use of expensive synthetic polymers and fibres of petrochemical and mineral origin cellulose-based natural fibres are used for low-cost composite materials and use in textile fields to enhance many needed properties such as tensile strength, drying rates ability, insect resistance [ 1 ], and many other properties. (rroij.com)
  • This paper investigates the effect of different cellulose fiber grades on the rheological properties and the foaming behavior of a linear polypropylene copolymer. (4spe.org)
  • Carbon Nanotubes for Polymer Reinforcement is a comprehensive treatment and critical review of the new class of polymer nanocomposites, and points to areas of future developments. (chemtec.org)
  • Clay polymer nanocomposites (CPNCs) were synthesized using the melt intercalation method. (univen.ac.za)
  • Based on the findings of this study, recommendations are designing of correct preparation techniques to obtain nanocomposites with desirable properties, polymer melting points and evaporation point of the binder should be taken into consideration. (univen.ac.za)
  • Intercalated nanocomposites are a subcategory of advanced materials in which nanoparticles are strategically integrated into a polymer matrix host material, usually by layering or stacking nanoparticles within their matrix host, creating what is known as gallery spacing between each layer. (ablogwithadifference.com)
  • More recent advances in carbon nanotube production methods have resulted in a tremendous push to incorporate CNTs into polymer matrices. (chemtec.org)
  • Both substantial original contributors to the field, the authors present Carbon Nanotubes for Polymer Reinforcement, the first monograph on various conventional and innovative techniques to disperse and functionalize carbon nanotubes for polymer reinforcement, elegantly explaining the basic sciences and technologies involved in those processes. (chemtec.org)
  • Novel sorbent hydrogels containing acrylamide/sodium vinylsulfonate, carboxymethyl cellulose and zeolite were synthesized with free radical solution polymerization by using ammonium persulfate/ N , N , N' , N' -tetramethylethyle - nediamine as redox initiating pair in presence of poly(ethylene glycol) diacrylate as crosslinker. (scirp.org)
  • Polystyrene is a synthetic aromatic polymer made from the monomer styrene. (insulationgo.co.uk)
  • Use only Mixol oxide tints in varnishes low in or free from aromatic compounds or in paints containing silicate or silicone resin. (proluthiersupply.com)
  • By processing technical polymers like polyamide or polybuthylene terephthalate, possible causes for process variations are residual moisture of the material or different conditions with respect to time and temperature. (4spe.org)
  • There are numerous methods for introducing hydrophobic properties to cellulose fiber-based materials. (ncsu.edu)
  • Core contained low density, porous ethyl cellulose, which was coat-ed with an impermeable, insoluble hydrophobic coating polymer such as rosin. (jbclinpharm.org)
  • Polymer/clay or polymer/zeolite hybrid composite polymeric systems have received great attention because of their relatively low production cost and high adsorption capacity for water, some dyes and metal. (scirp.org)
  • Polymers selected for this edition of the Handbook of Polymers include all primary polymeric materials used by the plastics and other branches of the chemical industry and specialty polymers used in the electronics, pharmaceutical, medical, and space fields. (chemtec.org)
  • The use of cellulose - based bio-fibres include sisal, flax, hemp, cotton, jute, etc. are used to reinforce both synthetic polymeric matrixes and natural polymers because of their relative high strength, improved thermal properties and high stiffness [ 2 , 3 ]. (rroij.com)
  • The structure of 1:4 CPNC was partially crystalline and partially amorphous showing increased cellulose quantity (1:4 clay to cellulose) as compared 1:1 CPNC, 1:2 CPNC and 1:3 CPNC. (univen.ac.za)
  • The data included in the Handbook of Polymers come from open literature (published articles, conference papers, and books), literature available from manufacturers of various grades of polymers, plastics, and finished products, and patent literature. (chemtec.org)
  • Three cellulose fiber grades with different fiber lengths were used in this study. (4spe.org)
  • Polyurethane (PUR and PU) is a polymer composed of organic units joined by carbamate (urethane) links. (insulationgo.co.uk)
  • We study the fundamental properties of conjugated organic molecules and polymers (plastics) that can be used as organic semiconductors. (concordia.ca)
  • Spanning almost two decades, this collection of published research and development work in polymer science and plastics technology is a wealth of knowledge and information for anyone involved in plastics. (4spe.org)
  • 16. The formulation of claim 1 comprising ethanol, polyethylene glycol (PEG), a polymer and a solubilizing agent. (ipiq.io)
  • 17. The formulation of claim 16 consisting essentially of ethanol, polyethylene glycol (PEG), a polymer, a solubilizing agent, and a pH adjusting component so that the pH of the formulation is from 7.5 to 8.5. (ipiq.io)
  • Poly(vinyl alcohol) (PVA) is used as matrix and nano-silica (SiO2), nanoclay (NC) and microfibrillated cellulose (MFC) are used as fillers to improve the mechanical stability of the PVA scaffold. (firstpointsoftware.com)
  • Novel functional materials such as composite polymers are new materials which have produced properties wanted through the development of specialized areas. (scirp.org)
  • Furthermore, it was found that the rheological properties of PLA-cellulose fiber compounds are linearly dependent on the material moisture before experiment. (4spe.org)
  • In this experimental series the influence of the initial moisture content of the materials in the extrusion-technical production of Polylactide Cellulose Fiber Compounds are examined. (4spe.org)
  • Conventional method using HPMC as polymer in FDDS was published in recent literature [ 5 , 6 ]. (jbclinpharm.org)
  • A series of star and linear polymers based on a poly(ethylene oxide) core and poly(diethylene glycol ethyl ether acrylate) outer arms were synthesised by atom-transfer radical polymerization. (bvsalud.org)
  • 7. The formulation of claim 1 comprising ethanol, propylene glycol and optionally one or more of a polymer and a solubilizing agent. (ipiq.io)
  • 10. The formulation of claim 7 comprising a polymer. (ipiq.io)
  • 12. The formulation of claim 7 comprising a polymer and a solubilizing agent. (ipiq.io)
  • Among these, FDDS or hydrodynamic balanced systems (HBS) have demonstrated to be the promising method due to its capacity to retain the dosage form in the stomach for a predetermined time [ 1 ] .Several parameters such polymers, dosage form density, formulation and processing variables, addition of gas forming agents etc affects the successful delivery of a floating drug delivery systems, and needs prime consideration. (jbclinpharm.org)
  • Croscarmellose sodium is a synthetic polymer used as an excipient in many pharmaceutical and supplement products. (lovetofeel.com)
  • Although many advances have been made, two major obstacles continue unresolved: the enhancement of interfacial adhesion between CNTs and polymer matrix, and the improvement of dispersion of CNTs in polymers. (chemtec.org)
  • It was further seal coated with low viscosity hydroxypropyl methyl cellulose (HPMC E15) to minimize moisture permeation and better adhesion with an outer drug layer. (jbclinpharm.org)
  • Further, reduced floating lag time could be achieved by reducing the compression force, increasing polymer molecular weights and increasing the particle sizes of the matrix forming polymer [ 9 ]. (jbclinpharm.org)
  • Exilva Microfibrillated cellulose (MFC) is a bio-based structuring agent that can thicken household disinfectant and cleaning products at low to high pH, as well as with oxidising compounds. (borregaard.com)
  • Croscarmellose sodium is derived from wood cellulose and is used in a variety of products including tablets, capsules, and liquid medicines, as well as dietary supplements. (lovetofeel.com)
  • If a wide range of nanofactured products are required, the variety of elements found on a planetary or lunar body is also a bonus, since single asteroids or comets tend to have a fairly restricted range of elements (according to whether they are primarily nickel-iron, silicate, carbonaceous, or icy). (orionsarm.com)