
Description
This is a kind of vinylpolydimethylsiloxane, the structural formula as follows:
CH2=CH-Si(CH3)2O[(CH3)2SiO]n(CH3)2Si-CH=CH2
Molecular weight is between20 and 100,000(according to the needs of the customers)
Except smooth,soft,shining and so on,which is easy to react with hydrogen silicone oil, also attend others several reaction.
Technical specification
Appearance | Colorless transparent liquid |
Viscosity(25℃mpa.s) | 20-100000 |
Vinyl content (%) | 0-20 |
Heavy metal ion content | ≤10ppm |
CAS | 68083-19-2 |
Features
1. The filler of silicone rubber, to increase the hardness and intensity.
2. The main material of LSR, thermal forming silicone rubber and LED pouring sealant.
3. React with polyurethane, crylic acid and other organ material, will be made out more outstanding new material.
USAGE AND DOSAGE
As additive agent: 5%-10%
As basic material : 50-%-100%