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

Dow DOWSIL 902H Silicone Resin

Dow DOWSIL 902H Silicone Resin is a high-purity, solvent-based methyl-phenyl silicone resin offering excellent thermal stability, UV resistance and electrical insulation. Designed for protective coatings, LED encapsulation and high-performance composites, it cures to a hard, glossy film with low stress and superior adhesion to various substrates.
  • dow dowsil 902h silicone resin_1cf11309
  • dow dowsil 902h silicone resin_1cf11309

Features Of Dow DOWSIL 902H Silicone Resin

  1. High thermal stability, maintaining integrity up to 200 °C continuous service temperature.

  2. Excellent electrical insulation properties with low dielectric constant and dissipation factor.

  3. Good adhesion to diverse substrates including metals, glass, and cured silicone elastomers.

  4. Solvent-based formulation enabling easy integration into existing coating and impregnation processes.

  5. Provides hydrophobic surface character and resistance to moisture ingress and environmental aging.

Typical Applications Of Dow DOWSIL 902H Silicone Resin

  1. Electrical insulation coatings for transformers, reactors, and motor windings.

  2. Protective varnishes for high-temperature wire enamels and magnet wires.

  3. Matrix resin in high-performance composite laminates for aerospace and power electronics.

  4. Surface treatment for enhancing weather resistance of silicone rubber components.

  5. Binders in specialty refractory and ceramic fiber coatings.

Specifications Of Dow DOWSIL 902H Silicone Resin

Chemical TypePhenyl-methyl silicone resin
Product FormLiquid (solvent solution)
AppearanceClear, colorless to pale yellow liquid
Solvent SystemAromatic hydrocarbons (e.g., xylene)
Solids Content50–55 wt% (typical)
Viscosity (25 °C, Brookfield RV)800–1,200 cP
Density (25 °C)0.92–0.96 g/cm³
Key FeaturesThermally stable, electrically insulating, hydrophobic, substrate-adherent


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