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

Dow DOWSIL RSN-0840 Silicone Resin

Dow DOWSIL RSN-0840 Silicone Resin is a high-purity, solvent-based methyl-phenyl silicone resin offering exceptional thermal stability, UV resistance and hardness. Designed for protective coatings and release layers, it cures to a durable, glossy film with excellent adhesion to metals and plastics. Ideal for aerospace, electronics and industrial applications requiring long-term performance under extreme conditions.
  • dow dowsil rsn 0840 silicone resin_c238f5c3
  • dow dowsil rsn 0840 silicone resin_c238f5c3

Features Of Dow DOWSIL RSN-0840 Silicone Resin

  1. High thermal stability for continuous service up to 200 °C

  2. Excellent electrical insulation properties across wide temperature and frequency ranges

  3. Good compatibility with organic resins and pigments for hybrid formulation flexibility

  4. Low surface energy enabling superior release performance and hydrophobicity

  5. Ready-to-use liquid form with controlled viscosity for easy processing and solvent-free application options

Typical Applications Of Dow DOWSIL RSN-0840 Silicone Resin

  1. High-performance insulating varnishes for electric motors and transformers

  2. Heat-resistant coatings for industrial exhaust systems and oven components

  3. Matrix resin in silicone-organic hybrid composites for aerospace and transportation

  4. Surface modification additive for enhancing water repellency in architectural sealants

  5. Binder in high-temperature ceramic coatings and refractory adhesives

Specifications Of Dow DOWSIL RSN-0840 Silicone Resin

Chemical TypePhenyl-methyl silicone resin
Product FormClear to slightly hazy liquid
AppearanceColorless to pale yellow, homogeneous liquid
Primary ApplicationsElectrical insulation, heat-resistant coatings, hybrid composites
Key FeaturesThermal stability, electrical insulation, formulation compatibility
BenefitsExtended service life at elevated temperatures, reduced dielectric loss, improved weather resistance
Storage ConditionsStore in original sealed container at 5–30 °C; protect from moisture
Regulatory StatusREACH compliant; not classified as hazardous under GHS (as supplied)


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