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

Shin-Etsu KBM-403 Silane Coupling Agent

Shin-Etsu KBM-403 (3-glycidoxypropyltrimethoxysilane) is an epoxy-functional silane coupling agent engineered to enhance weather resistance and interfacial adhesion in demanding applications. This versatile solution improves mechanical durability and chemical resistance across coatings, adhesives, and composites while enabling efficient room-temperature curing. Its balanced reactivity ensures reliable performance in both industrial and electronic applications.

Features Of Shin-Etsu KBM-403 Silane Coupling Agent

  1. Weatherproof Bonding - Exceptional UV and moisture resistance for outdoor durability

  2. Multi-Substrate Adhesion - Effective on glass, metals, and engineered plastics

  3. Process Optimization - Low viscosity simplifies formulation and application

  4. Rapid Performance - Achieves 90% cure strength within 24 hours at 25°C

  5. Sustainable Chemistry - Halogen-free formulation meeting global eco-standards

Typical Applications Of Shin-Etsu KBM-403 Silane Coupling Agent

  1. Electronic Encapsulants - Protection for sensitive circuit components

  2. Marine Coatings - Anticorrosive solutions for harsh environments

  3. Structural Adhesives - High-strength bonding in automotive/aerospace

  4. Composite Manufacturing - Glass fiber treatment for FRP reinforcement

  5. Industrial Primers - Surface preparation for challenging substrates

Specifications Of Shin-Etsu KBM-403 Silane Coupling Agent

Chemical Name
3-Glycidoxypropyltrimethoxysilane
Appearance
Colorless to light yellow transparent liquid
Active Content
≥98%
Viscosity
Low viscosity
Density (25℃)
1.07 g/ml
Refractive Index (25℃)
1.427
Boiling Point
290℃
Flash Point
149℃
Packaging
16KG/drum, 18KG/drum


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