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(2.375 produits)
- Additifs pour polymères(673 produits)
- Catalyseurs de polymérisation(85 produits)
- Initiateurs de polymérisation(240 produits)
- Agents RAFT(42 produits)
- Silicones(2.146 produits)
4185 produits trouvés pour "Polymères"
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Polystyrene standard, M.W. 13,000, Mw/Mn 1.06
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 :(C8H8)nDextran, MW ca 20,000
CAS :Low molecular weight dextran is useful as a stabilizer, volume extender, lubricant, binding platform, and matrix component. Higher molecular weight dextrans have differing viscosities, aggregation and permeation properties. This Thermo Scientific Chemicals brand product was originally part of the AlFormule :(C6H9O5)n(C6H10O5)mCouleur et forme :White to off white 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 1900Dextran sulfate sodium salt, MW ca 8,000
CAS :Dextran sulfate is used asa nucleic acid hybridization accelerant. The ability of the polymer to precipitate fibrinogen and low-density lipoproteins from plasma solutions has been used for analysis and for anticoagulant applications. Dextran Sulfate Sodium (DSS) which has proven to have versatile vCouleur et forme :White to pale brown, PowderTetrakisepoxy cyclosiloxane
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 :C28H56O12Si4Couleur et forme :Liquid, Colorless to pale yellowMasse moléculaire :697.08Polyethylene glycol dimethacrylate, M.W. 3,400
CAS :Polyethylene glycol dimethacrylate is used as adhesives, coatings, sealants, photo resists, solder masks and photopolymers. Polyethylene Glycol Dimethacrylate forms homopolymers and copolymers. Copolymers of Polyethylene Glycol Dimethacrylate can be prepared with acrylic acid and its salts, amidesFormule :CH3(CH2COC(OCH2CH2)nOCOCCH2)CH3Polyimide film, 0.008mm thick
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 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 :1226.75983Polystyrene latex microsphere, 45.0 micron, 2.5 wt% dispersion in water
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 :(C8H8)nCouleur et forme :DispersionPolystyrene latex microsphere, 15.0 micron, 2.5 wt% dispersion in water
CAS :Polystyrene latex microsphere is used as plastics, include protective packaging, containers, lids, bottles, trays, tumblers, and disposable cutlery. And also used in protein binding, size markers. The most popular use of latex beads is in the diagnostic use of adsorbed antibodies or antigens. ThisFormule :CH2CH(C6H5)nPolyimide film, 0.013mm thick
CAS :Polyimide film is used in electronic and integrated circuit industries. It is also used for the reverse osmotic film in purification of water and the concentration of dilute materials from water. It finds application in making high temperature tape, IC Passivation coating, LCD alignment layer and in
Formule :C35H28N2O7Couleur et forme :Amber, FilmMasse moléculaire :588.62Polystyrene standard, M.W. 1,300, Mw/Mn 1.10
CAS :Molecular weight standard for gel permeation chromatography (GPC)Formule :(C8H8)nCouleur et forme :White, PowderPolyester acrylate/methacrylate, PEAM-1769
CAS :Recommended for use as a base resin or an additive to reduce stressPoly(vinyl formal)
CAS :It is used in the anomalous sorption and pervaporation of aqueous organic mixtures by poly(vinyl acetal) membranes. Poly(vinyl formal) is mainly used in three general applications wire coatings, surface coatings and adhesives. The first and extensive application of poly(vinyl formal) is in the manufPolydimethylsiloxane, 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, LiquidPolydimethylsiloxane, trimethylsiloxy terminated, M.W. 237
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, LiquidPolyvinylpyrrolidone, M.W. 360,000
CAS :A cryoprotectant, also useful in plant cell culture researchFormule :(C6H9NO)nCouleur et forme :White to pale yellow, PowderPoly(3-octylthiophene-2,5-diyl), regioregular, low metals
CAS :Conducting polymersFormule :(C12H18S)nCouleur et forme :Fibers, Green to brownPolyethyleneimine, branched, M.W. 10,000, 99%
CAS :Polyethyleneimine, branched, M.W. 10,000 acts as an auxiliary agent. It is used in paper-making, water treatment, detergents, adhesives and cosmetics. It is investigated as non-viral vector carriers in research. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar proFormule :(C2H5N)zC2H4N)y(C2H5N)xDegré de pureté :99%Couleur et forme :Yellow, LiquidPolysorbate 80
CAS :Used for solubilizing membrane proteins during isolation and purification.Polysorbate 80 is used as a surfactant in soaps, cosmetics, body washes, hair shampoos, hair loss treatments, lotions, creams, bath oils and in mouthwash in the health care industry. It serves as an emulsifier in foods such asFormule :(C2H4O)x(C2H4O)z(C2H4O)y(C2H4O)wC24H44O6Couleur et forme :Yellow to orange, Viscous liquidPolystyrene standard, M.W. 2,000,000, Mw/Mn 1.30
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 SciPolyvinylpyrrolidone, M.W. 8,000
CAS :A cryoprotectant, also useful in plant cell culture researchFormule :(C6H9NO)nCouleur et forme :Powder, White to pale creamPolyoxyethylene bis(amine), M.W. 8,000
CAS :It is used as PEG modifier, its main products include high-qualified intermediates, various of amino acid and APIs. This Polymer used in the preparation of enzyme conjugates soluble in organic solvents. Promising drug carrier. This Thermo Scientific Chemicals brand product was originally part of theFormule :H2NCH2CH2(OCH2CH2)nNH2Couleur et forme :Granular solid, WhitePolytetrafluoroethylene, 6-10 micron
CAS :Polytetrafluoroethylene, 6-10 micron is used in specially designed coating applications on coil for bakeware. 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 AFormule :(C2F4)nCouleur et forme :PowderPolyethylene oxide, M.W. >5,000,000
CAS :It is used as a thickening agent and gel binder in the pharmaceutical industry. It is used as a analytical reagents, substrates, flocculants, dispersants, lubricants, emulsifiers, moisturizers, food additives. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar produFormule :(C2H4O)nCouleur et forme :White, Powder/flakePolyethylene glycol 400
CAS :Polyethylene glycol is used in a variety of pharmaceutical formulations. It finds application in Hewlett-Packard designjet printers as an ink solvent and a lubricant for the print heads. It is an important raw material for the manufacture of polyuretnae, PEG salts of lauric, oleic and stearic acidsFormule :(C2H4O)nCouleur et forme :Clear colorless to pale yellow, Viscous liquidPoly(3-hexylthiophene-2,5-diyl), regiorandom
CAS :Poly(3-hexylthiophene-2,5-diyl) optimized for use in organic photovoltaic's (OPV) research and devices. It is also used in laboratories. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the lPoly(vinylidene fluoride)
CAS :Poly(vinylidene fluoride) is useful in coatings, film, filter cloth, instrument linings, filtration membranes, pump parts, linings and valves. It is also employed as a material for transducers in devices such as headphones, microphones and sonic detectors. It is also essential for piezoelectric andFormule :(C2H2F2)nCouleur et forme :White, PowderBenzyl alcohol on polystyrene, 3.5 mmol/g
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 SciPolystyrene latex microsphere, 0.20 micron, 2.5 wt% dispersion in water
CAS :Polystyrene latex microspheres are utilized in flow cytometry, fluorescence microscopy, and as calibration particles. It finds a use in the detection of trace amounts of antigens or antibodies in serum, urine, and cerebro-spinal fluids. It is also employed as a stimulus responsive particulate emulsiFormule :(C8H8)nCouleur et forme :Opaque, LiquidPoly(styrene-divinylbenzene), 2% cross-linked, 200-400 mesh
CAS :Preparation of Merrifield type resinsCouleur et forme :Powder/Beads, White to off-whitePolyethylene glycol 12,000
CAS :Polyethylene glycol is used to modify therapeutic proteins and peptides to increase their solubility. In gas chromatography, it is used as a polar stationary phase. It is also useful in preserving objects obtained from the ocean. As a dispersant, it is used in toothpastes. It finds application in blFormule :(C2H4O)nCouleur et forme :white to off-white, Powder or flakesDextran, MW ca 40,000
CAS :Dextran, MW ca 40,000, 9004-54-0, is a complex, branched glucan used to maintain osmotic pressure in biochemistry and molecular biology applications. Learn more.Formule :(C6H9O5)n(C6H10O5)mCouleur et forme :Powder, White to creamPolyphenylmethylsiloxane, MW 2500-2700
CAS :A biochemical for proteomics research. A novel coating for solid-phase microextraction. A polyphenylmethylsiloxane for use in skincare, suncare, color cosmetic, hair care, and antiperspirant / deodorant applications. This Thermo Scientific Chemicals brand product was originally part of the Alfa AesaFormule :C7H8OSiCouleur et forme :Clear, colorless, Viscous liquidMasse moléculaire :136.23Polyethylene glycol 4,000
CAS :Polyethylene glycol is used in gene delivery of protoplast transfection and incubation. It is used in the preparation of extraction for measuring cytosolic phosphoenolpyruvate carboxykinase (PEPCK) from plant tissues. It is useful to mediate DNA transformation into protoplasts derived from rice leafFormule :(C2H4O)nCouleur et forme :Powder or flakes or granular, WhiteDextrin, 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 :504.44Polyethylene 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 meltPoly(methyl methacrylate)
CAS :Poly(methyl methacrylate) is used in the lenses of exterior lights of automobile and automotive components such as badges, steering wheel, tachometer covers, warning triangles and fascia panels. It is in the form of sheets used in shatter resistant panels for building windows, skylights, bullet proFormule :(C5H8O2)nCouleur et forme :crystalline powder, WhiteBisphenol F acetate propionate, epoxy curative, EC-298
Well suited for use in epoxy/(meth)acrylate hybrid thermoset compositionsFormule :C18H18O4Couleur et forme :Clear colourless to pale yellow, LiquidMasse moléculaire :298.34Alginic acid
CAS :A straight chain, hydrophilic, colloidal polyuronic acidAlginic acid is used as a precursor for the preparation of sodium alginate, potassium alginate and calcium alginate, which finds application in various industries such as food, textile printing and pharmaceuticals. It acts as an additive in deFormule :(C6H8O7)A(C6H8O7)BCouleur et forme :White to cream, powderMasse moléculaire :NaNPolydimethylsiloxane, trimethylsiloxy terminated, M.W. 4000
CAS :Polydimethylsiloxane, trimethylsiloxy terminated is widely used as a common surfactant. It is an active component of defoamers which suppress the formation of foams and as a critical ingredient in water-repelling coatings as an active silicone fluid. It finds application in optic telecommunications,Formule :(C2H6OSi)nCouleur et forme :Viscous liquid, ColorlessPolydimethylsiloxane, trimethylsiloxy terminated, M.W. 9000
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 :(C2H6OSi)nCouleur et forme :Colorless, Viscous liquidPolyethylene glycol methyl ether acrylate, M.W. 5,000
CAS :Polyethylene glycol methyl ether acrylate is used as a raw material in chemical synthesis. 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 /Formule :CH3(OCH2CH2)nOCOCCH2Polystyrene latex microsphere, carboxylated, 0.35 micron, 2.5 wt% dispersion in water
These particles are widely used in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. 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 bPolystyrene latex microsphere, 1 micron, 10 wt% dispersion in water
CAS :Use in protein binding; size markers. The most popular use of latex beads is in the diagnostic use of adsorbed antibodies or antigens. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the leFormule :CH2CH(C6H5)nPoly(Allylamine Hydrochloride)
CAS :As a polymeric primary amine; Forms hydrogelsFormule :CH2CH(CH2NH2•HCl)nCouleur et forme :Cream to yellow, Powder or crystals or crystalline powderPolyethylene glycol dimethacrylate, M.W. 8,000
CAS :Polyethylene glycol dimethacrylate is used as adhesives, coatings, sealants, photo resists, solder masks and photopolymers. 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 brandFormule :CH3(CH2COC(OCH2CH2)nOCOCCH2)CH3Dextran Sulfate Sodium Salt, MW ca 40,000
CAS :Dextran sulfate sodium salt, 9011-18-1, also known as benzocaine or sodium dextran sulfate, is a glucose polymer of bacterial origin. Learn more at Thermo Fisher Scientific.Polyoxyethylene bis(amine), M.W. 3,400
CAS :Polyoxyethylene bis(amine) with HCl, it act as reduction agent; stereo selective allylation of carbonyl compounds; in situ generation of tinenolates for directed aldol reactions. It is used in the preparation of enzyme conjugates, promising drug carrier. This Thermo Scientific Chemicals brand producFormule :H2NCH2CH2(OCH2CH2)nNH2Polysorbate 40
CAS :Polysorbate 40 has been used in a study to assess the determination of iodide in urine based on a chemiluminescence system. It has also been used in a study to investigate the delivery of astaxanthin and canthaxanthin to HepG2 cells. Also used as oil-in-water emulsifiers in pharmaceuticals, cosmetiFormule :(C2H4O)w(C2H4O)x(C2H4O)z(C2H4O)yC22H42O6Couleur et forme :Pale yellow to yellow, Viscous oily liquidMasse moléculaire :1282.82243
