High thermal stability with continuous service capability up to 200 °C.
Excellent compatibility with vinyl and phenyl-containing polymers and resins.
Low volatility and minimal outgassing under vacuum or elevated temperature conditions.
Enhanced hydrophobicity and surface migration resistance due to phenyl group incorporation.
Reactive vinyl functionality enables covalent bonding in hydrosilylation-cured systems.
Release agent for high-temperature silicone rubber and thermoset composite molding.
Functional additive in LED encapsulants and optical gels requiring UV/thermal stability.
Viscosity modifier and stress-relief component in high-performance RTV and HTV silicone formulations.
Surface treatment agent for silica fillers in specialty elastomer composites.
Base fluid in platinum-catalyzed liquid silicone rubber (LSR) for medical and automotive parts.
| Chemical Type | Vinylphenylmethyl polysiloxane |
| Product Form | Clear, colorless to pale yellow liquid |
| Appearance | Homogeneous, low-viscosity oil |
| Viscosity (25 °C, cSt) | 1000 ± 150 |
| Specific Gravity (25 °C) | 0.97–0.99 |
| Refractive Index (25 °C) | 1.495–1.505 |
| Vinyl Content (wt%) | 0.12–0.18 |
| Phenyl Content (wt%) | 18–22 |
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