CAS 78-08-0 Triethoxyvinylsilane - Materials / Alfa Chemistry

NAVIGATION

Triethoxyvinylsilane

PRICE INQUIRY

Catalog Number

ACM78080

CAS Number

78-08-0

Product Name

Triethoxyvinylsilane

Structure

Category

Salt; Self-Assembly Materials; Silane Coupling Agents; Self Assembly and Lithography; POSS Nanohybrid Materials; Self Assembly and Contact Printing Materials; Solution Deposition Precursors

Description

Liquid

IUPAC Name

ethenyl(triethoxy)silane

Molecular Weight

190.31g/mol

Molecular Formula

C8H18O3Si

Canonical SMILES

CCO[Si](C=C)(OCC)OCC

InChI

InChI=1S/C8H18O3Si/c1-5-9-12(8-4,10-6-2)11-7-3/h8H,4-7H2,1-3H3

InChI Key

FWDBOZPQNFPOLF-UHFFFAOYSA-N

Application

Triethoxyvinylsilane serves as a versatile, colorless, transparent liquid that plays a crucial role in enhancing the adhesion properties of various materials. Primarily used as an adhesive for glass slides, it acts as a coupling agent for inorganic substances within polymers, promoting adhesion, functioning as a crosslinker, and modifying surfaces. This vinyl-functional silane is instrumental in improving the bond between glass fibers or mineral fillers and vinyl-reactive resins. It facilitates the functionalization of resins through free radical mechanisms such as copolymerization or grafting and modifies surfaces. In practical applications, Triethoxyvinylsilane is used in moisture-curing polymers like silane crosslinked polyethylene, which are utilized in cable insulation, low voltage applications, and piping systems. It serves as a co-monomer for polymers such as polyethylene or acrylics, enhancing their adhesion to inorganic surfaces and enabling moisture-driven crosslinking. Furthermore, it acts as an effective adhesion promoter for mineral-filled polymers, improving their mechanical and electrical properties, particularly in moist environments. By enhancing the compatibility of fillers with polymers, it leads to better dispersibility, reduced melt viscosity, and smoother processing of filled plastics. Additionally, it is used in pre-treating glass, metal, or ceramic surfaces to boost coating adhesion and corrosion resistance, as well as serving as a moisture scavenger in sealants due to its rapid reaction with water.

Complexity

111

Covalently-Bonded Unit Count

EC Number

201-081-7

Exact Mass

190.102521g/mol

Formal Charge

Heavy Atom Count

MeSH Entry Terms

triethoxyvinylsilane;vinyltriethoxysilane;VTES

Monoisotopic Mass