HomeProducts Silicone Fluid Silane Coupling Agent ShinEtsu KBM-603 – Methacryloxy Silane for Polyester and Composite Resins
ShinEtsu KBM-603 – Methacryloxy Silane for Polyester and Composite Resins

ShinEtsu KBM-603 – Methacryloxy Silane for Polyester and Composite Resins

Methacryloxy silane used in composite resins to bond with inorganic fillers
PRODUCTS DESCRIPTION

ShinEtsu KBM-603 is an amino functionalized silane coupling agent. The individual molecules contain two types of reactive functional groups that are amino group and alkoxy group characterized by different reactivity thus bonding with both organic and inorganic materials. It acts as a sort of intermediary which bonds organic materials to inorganic materials. It improves desirable qualities such as mechanical strength, moisture- & chemical resistance and electrical properties.

Products parameters

Composition: Methacryloxy silane
Appearance: Colorless transparent liquid
Viscosity 25 °C mm²/s: ~2 mm²/s
Specific gravity at 25 °C: ~1.04
Refractive index at 25 °C: ~1.430
Packaging: 1kg, 18kg








Key features

  • Silicone or silane-based chemistry – All models are built on silicone or silane structures, offering surface reactivity and stability.

  • Surface modification – They improve adhesion between dissimilar materials, especially inorganic fillers and organic resins.

  • Moisture resistance – Enhance water repellency and durability in cured systems like composites, sealants, and coatings.

  • Thermal and chemical stability – Maintain performance under heat, humidity, and chemical exposure in industrial environments.

  • Versatile industrial use – Widely applied in electronics, cables, adhesives, coatings, and composite materials.


Application
  • Silicone or silane-based chemistry – All models are built on silicone or silane structures, offering surface reactivity and stability.

  • Surface modification – They improve adhesion between dissimilar materials, especially inorganic fillers and organic resins.

  • Moisture resistance – Enhance water repellency and durability in cured systems like composites, sealants, and coatings.

  • Thermal and chemical stability – Maintain performance under heat, humidity, and chemical exposure in industrial environments.

  • Versatile industrial use – Widely applied in electronics, cables, adhesives, coatings, and composite materials.


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