HomeProducts Silicone Fluid Silane Coupling Agent ShinEtsu KBM-1003 – Vinyl Silane Coupling Agent for power cables and composite material
ShinEtsu KBM-1003 – Vinyl Silane Coupling Agent for power cables and composite material

ShinEtsu KBM-1003 – Vinyl Silane Coupling Agent for power cables and composite material

Silane for XLPE cable insulation, enables moisture-resistant silane crosslinking.
PRODUCTS DESCRIPTION

ShinEtsu KBM-1003 contains vinyl functional group and methoxy group. It bonds organic material to inorganic material. KBM-1003 is typically used in the form of a dilute aqueous solution. It is very effective with polyethylene and polyproylene thermoplastic resins of high polarity. Also effective with diallyl phthalate, unsaturated polyester, sulfur cross-linked EPM and peroxide cross-linked EPDM resins. When it is used for surface treating an inorganic material to promote adhesion between the inorganic material and an organic material, it acts by forming chemical bonds with resins, hydrogen bonding with resins and improving the wettability as well as miscibility of resins.

Products parameters

Composition: Vinyl triethoxysilane
Appearance: Colorless transparent liquid
Viscosity 25 °C mm²/s: ~1.5 mm²/s
Specific gravity at 25 °C: ~0.97
Refractive index at 25 °C: ~1.390
Packaging: 180kg








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
  • Wire & cable (XLPE)

  • Polyolefin composites

  • Adhesives

  • Building wiring

  • Low-smoke halogen-free systems


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