Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Wacker AP 100 Phenyl Methyl Silicone Fluid

Wacker AP 100 Phenyl Methyl Silicone Fluid is a high-purity, low-viscosity organosilicon fluid from Wacker’s AP series. Featuring excellent thermal stability, UV resistance, and low surface tension, it serves as a key base fluid in specialty lubricants, release agents, and cosmetic formulations. Its phenyl/methyl substitution ensures superior oxidative stability versus standard methyl silicones.
  • wacker ap 100 phenyl methyl silicone fluid_21f09728
  • wacker ap 100 phenyl methyl silicone fluid_21f09728

Features Of Wacker AP 100 Phenyl Methyl Silicone Fluid

  1. Exceptional thermal stability up to 200 °C for extended service life in high-temperature environments.

  2. Outstanding UV and weather resistance due to phenyl group incorporation, minimizing degradation under prolonged light exposure.

  3. Low volatility and excellent hydrophobicity, ensuring long-term performance in moisture-sensitive applications.

  4. High refractive index (~1.53) suitable for optical and light-diffusing formulations.

  5. Compatible with common organic solvents and silicone elastomers, facilitating easy integration into existing processes.

Typical Applications Of Wacker AP 100 Phenyl Methyl Silicone Fluid

  1. Heat-transfer fluids in solar thermal systems and industrial heating/cooling loops.

  2. Base fluid for high-performance lubricants in precision instruments and aerospace components.

  3. Optical encapsulants and LED lens coatings requiring clarity, thermal resilience, and UV stability.

  4. Additive in specialty coatings and sealants for architectural glazing and automotive lighting housings.

  5. Dielectric fluid in high-voltage transformers and electronic potting compounds.

Specifications Of Wacker AP 100 Phenyl Methyl Silicone Fluid

Chemical TypePhenyl methyl polysiloxane
Product FormClear, colorless to pale yellow liquid
AppearanceHomogeneous, 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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