Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Shin-Etsu KBE-703 Silane Coupling Agent

Shin-Etsu KBE-703 (γ-Chloropropyltriethoxysilane) is a specialized silane coupling agent designed to enhance interfacial adhesion between halogenated rubbers and inorganic fillers. This colorless liquid improves mechanical properties through covalent bonding with silanol-containing substrates while maintaining compatibility with organic matrices. Its controlled hydrolysis characteristics ensure stable processing in rubber compounding and coating systems

Features Of Shin-Etsu KBE-703 Silane Coupling Agent

  1. Halogen-Rich Compatibility - Optimized for chloroprene, chlorosulfonated polyethylene, and other halogenated rubbers

  2. Dual Reactivity - Ethoxy groups for inorganic bonding; chloropropyl for organic phase coupling

  3. Mechanical Reinforcement - Enhances tensile strength and filler dispersion in composites

  4. Hydrolysis Stability - Controlled reactivity with moisture for consistent performance

  5. Multi-Industry Adaptability - Effective in coatings, adhesives, and rubber processing

Typical Applications Of Shin-Etsu KBE-703 Silane Coupling Agent

  1. Rubber Compounding - Coupling agent for silica-filled halogenated rubber

  2. Anti-Corrosion Coatings - Adhesion promoter for metal substrates

  3. Composite Materials - Surface treatment for glass fiber reinforcements

  4. Sealant Formulations - Crosslinking agent in polysulfide sealants

  5. Ink Additives - Enhances pigment binding in specialty inks

Specifications Of Shin-Etsu KBE-703 Silane Coupling Agent

Chemical Name
γ-Aminopropyltriethoxysilane
Molecular Formula
NH₂(CH₂)₃Si(OC₂H₅)₃
Molecular Weight
221.4
Appearance
Colorless Transparent Liquid
Flash Point
96℃ - 103℃
Density (25℃)
0.940 - 0.946
Refractive Index (25℃)
1.414 - 1.421
Boiling Point
217℃
CAS Number
919 - 30 - 2


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