Exceptional thermal stability up to 200 °C for extended service life in high-temperature environments.
Outstanding UV and weather resistance due to phenyl group incorporation, minimizing degradation under prolonged light exposure.
Low volatility and excellent hydrophobicity, ensuring long-term performance in moisture-sensitive applications.
High refractive index (~1.53) suitable for optical and light-diffusing formulations.
Compatible with common organic solvents and silicone elastomers, facilitating easy integration into existing processes.
Heat-transfer fluids in solar thermal systems and industrial heating/cooling loops.
Base fluid for high-performance lubricants in precision instruments and aerospace components.
Optical encapsulants and LED lens coatings requiring clarity, thermal resilience, and UV stability.
Additive in specialty coatings and sealants for architectural glazing and automotive lighting housings.
Dielectric fluid in high-voltage transformers and electronic potting compounds.
| Chemical Type | Phenyl methyl polysiloxane |
| Product Form | Clear, colorless to pale yellow liquid |
| Appearance | Homogeneous, transparent liquid |
| Viscosity (25 °C) | Approx. 100 cSt |
| Density (25 °C) | 1.02–1.04 g/cm³ |
| Refractive Index (25 °C) | 1.525–1.535 |
| Flash Point (PMCC) | ≥300 °C |
| Volatility (150 °C, 2 h) | <1.0 wt% |
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