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KH-570 coupling agent
Views:   Data:2015-05-28 08:18:19

Foreign brands: GE:A-174, USA corresponding Shin-Etsu: KBM-503, American: Dow Corning Z-6030
Chemical name: gamma - methyl - propylene - propylene - oxygen - based silane
Chemical structure: CH2=C (CH3) COOC3H6Si (OCH3) 3
Product properties:
This product is a silane functional group of methyl acrylate, the appearance of colorless or yellowish transparent liquid, soluble in acetone, benzene, ether, carbon tetrachloride, and water reaction. Boiling point of 255 DEG C, density P25g/m1:1.040, refractive index ND25:1.429, flash point: 88 DEG C, molecular weight of 248, CAS No.: 2530-85-0, content is equal or more than 97%
Uses and notes:
This is mainly used for unsaturated polyester resin, can also be used for polyurethane, polybutene, polypropylene, polyethylene and ternary ethylene propylene rubber. It can improve the mechanical properties, electrical properties and transmittance of the composite, especially the wet state of the composite..
Exept for the infiltration of glass fiber and its main ingredients: coupling agent, antistatic agent, film forming agent, lubricant, softener, etc. components KH-570 in pH 3.5-4 acidified water hydrolysis, in the sizing agent, coupling agent concentration was 0.3% - 0.6%, according to need and KH-550 or KH-560 is formulated as a mixed type coupling agent. Glass fiber with the wetting agent containing the product can improve the strength of glass fiber products, improve the mechanical strength and electrical properties of the wet state..
Davs in the wire and cable industry, with the coupling agent treatment clay filled peroxide crosslinking of EPDM system, improve the consumption factor and inductance captance. At the same time, improve the anti ageing and the anti - aging of wire and cable.
4 for white carbon black, talc, clay, mica, clay, kaolin and other inorganic filler surface treatment, in order to improve the adhesion of inorganic material, increase the water resistance, reduce the curing temperature.
, with vinyl acetate and acrylic or methacrylic acid monomer copolymerization, these polymers are widely used in coatings, adhesives and sealants, provide excellent bonding strength and durability.
Is this product with water into silicon alcohol and hydrolysis polycondensation is affected by temperature, pH, concentration. Avoiding sunlight and avoiding wet preservation. At 25 C, it is advisable to not exceed six months..

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