Vinyl Trimethoxysilane (VTMO)

Vinyl Trimethoxysilane (VTMO) is a high-quality industrial chemical widely used in coatings, adhesives, inks, resins, plastics, and specialty formulations. It offers reliable performance, chemical stability, and consistent processing characteristics, making it suitable for modern manufacturing and advanced industrial applications.

Technical Specifications
Absorption 0.10%
Acid Value ≤ 0.5mg
Volatility Medium
Packing Available 30kg Can, 200kg Drum
Melting Point -76°C
Appearance Clear, colorless liquid
Odour Alcohol-like odour
Molecular Weight 148.23g/mol
Boiling Point 123°C
Distillation Range 123°C
Freezing Point –57 °C
Specific Gravity 0.9718g/cm³
Refractive Index 1.3915–1.3935 at 20 °C
Flash Point 22°C
Specific Heat 1.7kJ/kg·K
Autoignition Temp –

Description

Vinyl Trimethoxysilane (VTMO) is an organosilane coupling/functional additive that improves adhesion and moisture resistance by chemically linking mineral substrates with organic resins.

Uses

Crosslinking in silane-grafted polymers; adhesion promoter; moisture curing.

Benefits

Improves adhesion to inorganic surfaces; enables moisture cure/crosslinking.

Safety, Compliance & Notes

Thermal Conductivity 0.18W/m·K.
Electrical Conductivity 0.000000001S/cm
Heat of Formation -530kJ/mol
Heat of Vaporization 39kJ/mol
Structure
CAS Number 2768-02-07
EINECS Number 220-449-8
Storage & Packaging Store dry, tightly sealed, and away from moisture; use nitrogen blanketing if recommended; keep in lined drums/HDPE. (Applicable to Vinyl Trimethoxysilane (VTMO) handling.)
Product Stewardship Apply product stewardship: risk assessment, proper labeling, transport compliance, and customer communication via SDS/COA; avoid environmental release. (For Vinyl Trimethoxysilane (VTMO).)
Note Note: For Vinyl Trimethoxysilane (VTMO), confirm grade, inhibitor content (if any), and purity/spec limits with the supplier COA before formulation.
Notice NOTICE: This sheet is a compilation aid; always rely on the latest supplier documentation and applicable legal requirements for safe handling and performance. (For Vinyl Trimethoxysilane (VTMO).)

Additional information

Weight

1 kg, 10 kg, 30 kg, 200 kg