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

Dow DOWSIL PR-1200 RTV Prime Coat

Dow DOWSIL PR-1200 RTV Prime Coat is a silicone-based, room-temperature-vulcanizing primer engineered for superior adhesion on challenging substrates like plastics, metals, and composites. It enhances bond strength in demanding industrial assembly and sealing applications while offering fast cure, low volatility, and excellent thermal stability—ideal for automotive, aerospace, and electronics manufacturing.
  • dow dowsil pr 1200 rtv prime coat_7be9fb90
  • dow dowsil pr 1200 rtv prime coat_7be9fb90

Features Of Dow DOWSIL PR-1200 RTV Prime Coat

  1. Fast-curing, one-component, room-temperature-vulcanizing (RTV) silicone primer for enhanced adhesion.

  2. Excellent compatibility with a wide range of substrates including glass, aluminum, stainless steel, and painted surfaces.

  3. Low VOC formulation compliant with stringent environmental and industrial hygiene requirements.

  4. Provides durable, flexible interfacial bonding that withstands thermal cycling and mechanical stress.

  5. Ready-to-use liquid form—no mixing or activation required prior to application.

Typical Applications Of Dow DOWSIL PR-1200 RTV Prime Coat

  1. Priming for silicone sealants and adhesives in architectural glazing systems.

  2. Surface preparation for structural silicone bonding in curtain wall assemblies.

  3. Adhesion promotion on metal and coated substrates in transportation and rail vehicle manufacturing.

  4. Pre-treatment for silicone-based encapsulants in electronics and LED lighting enclosures.

  5. Primer for high-performance silicone elastomers in industrial gasketing and sealing applications.

Specifications Of Dow DOWSIL PR-1200 RTV Prime Coat

Chemical TypeAlkoxy-cured silicone primer
Product FormLow-viscosity liquid
AppearanceClear to slightly hazy, colorless to pale yellow liquid
Primary ApplicationsPrimer for RTV silicone sealants and adhesives
Key FeaturesRoom-temperature cure, no primer solvent residue, substrate-wetting enhancement
BenefitsImproved bond durability, reduced delamination risk, simplified processing
Shelf Life (Unopened)12 months from date of manufacture at 25°C
Storage ConditionsStore in original unopened container at 5–25°C; protect from moisture and direct sunlight


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