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

Dow DOWSIL RSN-9118 Silicone Resin

Dow DOWSIL RSN-9118 Silicone Resin is a high-performance, solvent-based methyl-phenyl silicone resin offering exceptional thermal stability, electrical insulation, and weather resistance. Ideal for protective coatings, encapsulants, and high-temp applications, it delivers excellent adhesion to metals and plastics while maintaining flexibility and UV resistance after cure.
  • dow dowsil rsn 9118 silicone resin_6375c732
  • dow dowsil rsn 9118 silicone resin_6375c732

Features Of Dow DOWSIL RSN-9118 Silicone Resin

  1. High thermal stability with continuous use up to 200 °C

  2. Excellent electrical insulation properties even under humid conditions

  3. Good compatibility with organic resins and pigments for hybrid formulations

  4. Low volatile content, supporting low-VOC and compliant coating systems

  5. Enhanced weatherability and UV resistance for long-term outdoor performance

Typical Applications Of Dow DOWSIL RSN-9118 Silicone Resin

  1. Heat-resistant coatings for industrial ovens and exhaust components

  2. Electrical insulation varnishes for motors, transformers, and coil windings

  3. High-performance release coatings for silicone-free mold surfaces

  4. Weatherable topcoats for architectural metal cladding and façade systems

  5. Binders in specialty ceramic and refractory coatings

Specifications Of Dow DOWSIL RSN-9118 Silicone Resin

Chemical TypeMethyl-phenyl silicone resin
Product FormClear to slightly hazy liquid
AppearanceColorless to pale yellow, homogeneous liquid
Solvent ContentXylene-based solution (~45–50% solids)
Viscosity (25 °C)800–1,200 cP
Specific Gravity (25 °C)0.96–0.99 g/cm³
Flash Point (Tag Closed Cup)38–42 °C
Primary ApplicationsHigh-temperature protective coatings, electrical insulation, weather-resistant finishes


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