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

DOWSIL 556 Phenyl Trimethicone Fluid

DOWSIL 556 Phenyl Trimethicone Fluid is a low-viscosity, phenyl-functional silicone fluid from Dow’s DOWSIL™ specialty silicones portfolio. It delivers exceptional thermal stability, UV resistance, and spreading performance—ideal for high-end cosmetics, coatings, and personal care formulations requiring silky feel and long-term durability.
  • dowsil 556 phenyl trimethicone fluid_3355b86b
  • dowsil 556 phenyl trimethicone fluid_3355b86b

Features Of DOWSIL 556 Phenyl Trimethicone Fluid

  1. High refractive index for enhanced gloss and clarity in clear coatings and personal care formulations.

  2. Excellent thermal and oxidative stability, supporting performance across a wide temperature range.

  3. Low surface tension and superior spreading characteristics for uniform film formation.

  4. Compatible with a broad range of organic solvents, silicones, and polymer systems.

  5. Non-volatile, non-yellowing fluid with low volatility and negligible odor.

Typical Applications Of DOWSIL 556 Phenyl Trimethicone Fluid

  1. Luxury skin and hair care products requiring silky feel and high-shine finish.

  2. High-performance automotive clearcoats and specialty protective topcoats.

  3. Optical adhesives and encapsulants where refractive index matching is critical.

  4. Release agents for precision molding of elastomers and thermoplastics.

  5. Formulation additive in industrial lubricants and dielectric fluids.

Specifications Of DOWSIL 556 Phenyl Trimethicone Fluid

Chemical TypePhenyl-substituted linear trimethicone
Product FormClear, colorless liquid
AppearanceClear and transparent at 25°C
Refractive Index (n25D)1.535–1.545
Viscosity @ 25°C500–700 cSt
Density @ 25°C1.01–1.03 g/cm³
Volatile Content (2 hrs @ 150°C)<1.0 wt%
Flash Point (COC)>250°C


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