The below values are not intended for use in

preparing specifications. Please confirm with us prior to writing specifications on this product.

Appearance:  Colorless transparent liquid

Colour (Pt-Co):  30 max.

Specific Gravity (ρ20°C,g/cm3):  0.965~0.975

Refractive Index ():  1.3880~1.3980

Purity (%):  98.0 min.

Chemical Name:  Vinyltrimethoxysilane 

Synonym:   (Trimethoxysilyl)ethylene;

             Ethenyltrimethoxysilane;

             Trimethoxy(vinyl)silane

CAS NO.:  2768-02-7

EINECS NO.:  220-49-8

Silane OSi HIOSil VTMO is an essential ingredient in

many industries as below:

§ Moisture curing of polymers:

For the preparation of moisture-curing polymers 

§ Adhesion promotion & surface modification:  

As an efficient adhesion promoter for various mineral-filled polymers

§ As co-monomer for polymer dispersions:  

Improve adhesion strength in wet conditions and scrub resistance

§ As moisture scavenger:

Can react rapidly with water

§ Other applications:  

Can easily bond with OH-group. Hydroxyl containing polymers; it is activated by its proximity to silicon