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

Dow DOWSIL ADDITIVE 40-001 Flame Retardant

Dow DOWSIL ADDITIVE 40-001 Flame Retardant is a silicone-based additive from Dow’s DOWSIL series designed to enhance flame resistance in silicones and polymers without compromising processing or mechanical properties. It enables UL94 V-0 rating at low loadings, offers excellent thermal stability, and supports halogen-free fire safety solutions across coatings, elastomers, and encapsulants.
  • dow dowsil additive 40 001 flame retardant_c723b594
  • dow dowsil additive 40 001 flame retardant_c723b594

Features Of Dow DOWSIL ADDITIVE 40-001 Flame Retardant

  1. Halogen-free formulation for improved environmental and fire safety profile.

  2. Designed for compatibility with silicone elastomers and RTV/HTV silicone systems.

  3. Enables UL 94 V-0 rating at low to moderate loading levels in cured silicone compounds.

  4. Retains excellent thermal stability and mechanical properties of the base polymer after curing.

  5. Low volatility and minimal migration, supporting long-term flame-retardant performance.

Typical Applications Of Dow DOWSIL ADDITIVE 40-001 Flame Retardant

  1. Flame-retardant silicone gaskets and seals for electric vehicle battery enclosures.

  2. Fire-safe encapsulants and potting compounds for power electronics and LED lighting.

  3. Flame-inhibited high-voltage insulators and bushings in energy infrastructure.

  4. Low-smoke, halogen-free silicone coatings for cable jacketing and transit interior components.

  5. Fire-resistant molded parts for medical devices requiring biocompatibility and regulatory compliance.

Specifications Of Dow DOWSIL ADDITIVE 40-001 Flame Retardant

Chemical TypePhosphorus-based, reactive/non-migrating additive
Product FormFree-flowing white powder
AppearanceWhite to off-white fine particulate solid
Primary ApplicationsFlame retardancy in addition-cure and peroxide-cure silicone elastomers
Key FeaturesHalogen-free, RoHS-compliant, UL 94 V-0 capable
BenefitsMaintains silicone flexibility, elongation, and compression set resistance
Storage ConditionsStore in original sealed container at 5–30 °C; protect from moisture
Regulatory StatusREACH registered; not classified as hazardous under GHS (as supplied)


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