Product Code

V121

Vinylmethyldimethoxysilane

CAS Number
16753-62-1

Description

Vinyl functional silane. Difunctional grade — one methyl and two methoxy groups on silicon — used where lower crosslink density or a chain-terminating vinyl function is wanted, unlike the trifunctional vinyl silanes already in the range. The vinyl group grafts onto polyolefins under peroxide and copolymerizes into silicone networks.

Synonyms

vinylsilanesilane coupling agentadhesion promoterEthenyl-dimethoxy-methylsilaneDimethoxymethylvinylsilaneC5H12O2Si

Cross-Reference

Comparable products from other manufacturers, for identification purposes only.

A-2171 (Momentive)Z-2349 (Dow Corning)

Key applications

  • Silicone elastomer synthesis
  • Peroxide-cured rubber compounding
  • Glass fiber and filler surface modification
  • LED encapsulant formulation

Characteristics

FamilyVinyl Silanes
FunctionalityVinyl
Molecular formulaC5H12O2Si
Molecular weight132.23 g/mol

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