Polymères
Les polymères sont des macromolécules formées par la répétition de petites unités appelées monomères, liées entre elles par des liaisons covalentes. Ces matériaux possèdent une variété de propriétés physiques et chimiques qui les rendent essentiels dans une large gamme d'applications industrielles et scientifiques, y compris la fabrication de plastiques, de fibres, d'élastomères, d'adhésifs et de revêtements. Chez CymitQuimica, nous proposons une vaste gamme de polymères de haute qualité et pureté, conçus pour répondre aux besoins spécifiques de votre recherche et développement, ainsi qu'aux exigences de la production industrielle. Notre catalogue comprend des polymères aux caractéristiques diverses, adaptés à des utilisations en biomédecine, en ingénierie, en électronique et bien plus encore.
Sous-catégories appartenant à la catégorie "Polymères"
- Élastomères(27 produits)
- Monomères(2.377 produits)
- Additifs pour polymères(673 produits)
- Catalyseurs de polymérisation(85 produits)
- Initiateurs de polymérisation(240 produits)
- Agents RAFT(42 produits)
- Silicones(2.147 produits)
4188 produits trouvés pour "Polymères"
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Polysorbate 20
CAS :Used for solubilizing membrane proteins during isolation and purification.Polysorbate 20 is used as a wetting agent in flavored mouth drops. It acts as a washing agent in Western blots and ELISAs and prevents antibody binding. It is a solubilizing agent of membrane proteins. In pharmaceutical chemisFormule :(C2H4O)y(C2H4O)w(C2H4O)x(C2H4O)zC18H34O6Couleur et forme :Clear colorless or pale yellow to yellow, LiquidMasse moléculaire :1226.75983Alginic acid sodium salt, low viscosity
CAS :A gelling polysaccharide extracted from giant brown seaweed, it is useful in viscosity studiesAlginic acid sodium salt is widely utilized in the food industry as flavorless gum which enhances viscosity and acts as an emulsifier. It finds application as a thickener for reactive dyestuffs which is useFormule :(C6H7O7)A(C6H7O7)BNaCouleur et forme :White to cream to pale brown or yellowish brown, PowderMasse moléculaire :NaNPoly(2-ethyl-2-oxazoline), M.W. 200,000
CAS :Poly(2-ethyl-2-oxazoline) shows the application in biocompatibility, avoiding accumulation in tissue, and rapid clearance from the bloodstream. It is also adapted to many different functions for both protein and small drug conjugation. It also acts as a perfect substitute for poly(vinyl alcohol) andFormule :(C5H9NO)nCouleur et forme :Off-white to pale yellow, solidPoly(acrylic acid), 25 wt% soln. in water
CAS :Polyacrylic acid is used in disposable diapers and in ion exchange resins. It is also used to study solute diffusion in polyvinyl alcohol/polyacrylic acid copolymer hydrogel. It is also employed as a thickening, suspending, emulsifying and dispersing agent in pharmaceuticals, cosmetics, adhesives anFormule :(C3H4O2)nCouleur et forme :LiquidMasse moléculaire :72.02113Polypropylene glycol 2000
CAS :Used to make polyester compounds, absorb extra water and maintain moisture in certain medicines, cosmetics, or food products and as a base for deicing solutions. Propylene glycol is used by the chemical, food, and pharmaceutical industries as an antifreeze. It is a solvent for food colors and flavorFormule :(C3H6O)nCouleur et forme :Liquid, Clear colorlessMasse moléculaire :2000.04-tert-Butylcalix[6]arene, 96%
CAS :This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo SciFormule :C66H84O6Degré de pureté :96%Couleur et forme :White, PowderMasse moléculaire :973.39Polystyrene standard, M.W. 900,000, Mw/Mn 1.10
CAS :This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo SciPolysorbate 60
CAS :Polysorbate 60 is used in food, medicine, plastic, cosmetics and other industries. It is an excellent emulgator and one of elements to constitute polyacrylonitrile fiber spinning oil. It also used as softening agent after processing fiber and eliminate fiber static and improve its softness. This ThFormule :(C2H4O)y(C2H4O)w(C2H4O)x(C2H4O)zC24H46O6Couleur et forme :Pale yellow to yellow to pale brown, Viscous liquid or gel or semi-solid or pasteMasse moléculaire :1310.85373Polyvinylpyrrolidone-iodine complex
CAS :Polyvinylpyrrolidone-iodine complex is used as a slow iodine release formulation that iodinates lipids and oxidizes cell compounds such as tyrosine side chains. It is utilized to study microbial decontamination of human donor eyes as well as inactivation of infectious hematopoietic necrosis virus. IFormule :(C6H9NO)nI2Couleur et forme :Yellow to brown, powderPoly(methylhydrosiloxane)
CAS :Poly(methylhydrosiloxane) is used in the reduction of esters to alcohols, catalyzed by a combination of titanocene dichloride and either n-BuLi or EtMgBr. It is a safer alternative to triethoxysilane, B22063, for reduction of phosphine oxides to phosphines, catalyzed by Ti(O-i-Pr)4. It is also usedFormule :(CH4OSi)nCouleur et forme :Clear colorless, LiquidMasse moléculaire :ca 1900Polyester acrylate/methacrylate, PEAM-1769
CAS :Recommended for use as a base resin or an additive to reduce stressDextrin, precipitated by alcohol
CAS :Dextrin is used as adhesive in the manufacture of gummed tapes, textiles and paper. It is used in producing nutritional products. It is also used as a absorbents, binding agents and viscosity controlling agents. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar prFormule :C18H32O16Couleur et forme :White to yellow to brown, Crystals or powder or crystalline powderMasse moléculaire :504.44Polydimethylsiloxane, trimethylsiloxy terminated, M.W. 14,000
CAS :Polydimethylsiloxane, trimethylsiloxy is used in water-repellent, protective creams lotions. It is also used as surfactant, is used in coating auxiliary agents. It is also used as pharmaceutical intermediates.This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar produFormule :(C2H6OSi)nCouleur et forme :Clear colorless, LiquidPolyethylene powder, low density, 500 micron
CAS :Polyethylene powder is used as an additive to unsaturated polyesters, epoxides and other polymers to impart the unique properties of ultra-high-molecular-weight polyethylene (UHMWPE). It is widely used for manufacturing various containers, trays, dispensing bottles, plastic wraps, plastic bags for cFormule :(C2H4)nCouleur et forme :Powder, WhitePolystyrene standard, M.W. 1,300, Mw/Mn 1.10
CAS :Molecular weight standard for gel permeation chromatography (GPC)Formule :(C8H8)nCouleur et forme :White, PowderDextran, MW ca 250,000
CAS :Dextran, is used as a multi-use, branched glucan. Low molecular weight dextran is useful as a stabilizer, volume extender, lubricant, binding platform, and matrix component. It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. ThisFormule :(C6H9O5)n(C6H10O5)mCouleur et forme :White to pale cream, PowderPolystyrene latex microsphere, 90.0 micron, 2.5 wt% dispersion in water
CAS :Polystyrene latex microsphere is used as a biocompatible material, especially in dentistry. They are used as insulators, for injection molding and casting, as sheets, plates, rods, rigid forms and beads. It is also used as extrusion molded foamed packaging, dinnerware, bottles, toys and disposable cFormule :CH2CH(C6H5)nPoly(3-hexylthiophene-2,5-diyl), regioregular, low metals
CAS :Poly(3-hexylthiophene-2,5-diyl) optimized for use in organic photovoltaic's (OPV) and devices. It is also used as organic light emitting diode (OLED) materials. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label inform
Formule :(C10H14S)nPolyethylene glycol monomethylether, 750
CAS :Polyethylene glycol monomethylether is used as a solvent, excipient, surfactant and dispersing agent. It is also used as a wetting agent and viscosity modifier. It finds application in the cosmetic and pharmaceutical industry due its low toxicity, lubricating property and solubility. This Thermo ScFormule :(C2H4O)nCH4OCouleur et forme :Fused mass/ clear liquid as a meltPolyethylene glycol diacrylate, M.W. 3,400
CAS :Polyethylene glycol diacrylate is used in dental compounds, offset inks, varnishes and flexible coatings. It widely used in various biomedical applications such as hydrogel development for drug delivery, tissue engineering, wound healing and electrospinning processes for bioapplication due to its noFormule :C5H10O4Couleur et forme :Off-white to light yellow, SolidMasse moléculaire :134.13
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