Product Code

AC-O186

2-(3,4-Epoxycyclohexyl)ethyltrimethoxysilane

CAS Number
3388-04-3

Description

Epoxy functional silane coupling agent and adhesion promoter. Cycloaliphatic epoxy silane. The cycloaliphatic ring is more reactive towards cationic and UV cure and gives better weathering and lower color than glycidoxy grades. Improves wet adhesion, mechanical strength and hydrolytic durability, particularly on glass, metal oxides and mineral fillers. Trimethoxy grade — hydrolyzes faster than the triethoxy analogue, releasing methanol.

Synonyms

ECHTMSbeta-(3,4-Epoxycyclohexyl)ethyltrimethoxysilaneepoxysilanesilane coupling agentadhesion promoterTrimethoxy-[2-(7-oxabicyclo[4.1.0]heptan-3-yl)ethyl]silaneC11H22O4Si3-(2-Trimethoxysilylethyl)cyclohexene oxideECEMS

Cross-Reference

Comparable products from other manufacturers, for identification purposes only.

A-186 (Momentive)Z-6043 (Dow Corning)KBM-303 (Shin-Etsu)

Key applications

  • Adhesion promotion in epoxy, acrylic and PU systems
  • Waterborne emulsions and dispersions
  • Glass fiber and mineral filler treatment
  • Electronic encapsulation and conformal coatings
  • Printing inks and industrial coatings

Characteristics

FamilyEpoxy Silanes
FunctionalityEpoxy
Molecular formulaC11H22O4Si
Molecular weight246.38 g/mol

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