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

Wanhua Chemical IPDI Curing Agent

Wanhua Chemical IPDI-based aliphatic polyisocyanate curing agent offering excellent weather resistance, low viscosity and fast curing for high-performance coatings and adhesives—ideal for automotive refinishes and industrial applications requiring superior gloss retention and UV stability.
  • wanhua chemical ipdi curing agent_711f9627
  • wanhua chemical ipdi curing agent_711f9627

Features Of Wanhua Chemical IPDI Curing Agent

  1. High chemical resistance to solvents, acids, and alkalis.

  2. Excellent UV stability and low yellowing tendency in clear coatings.

  3. Low viscosity for easy handling and improved formulation flexibility.

  4. Fast reactivity with hydroxyl-functional resins at ambient and elevated temperatures.

  5. Low volatile organic compound (VOC) content, supporting sustainable coating systems.

Typical Applications Of Wanhua Chemical IPDI Curing Agent

  1. High-performance automotive clearcoats and basecoats.

  2. Precision optical coatings for lenses and displays.

  3. Industrial maintenance coatings for machinery and infrastructure.

  4. Wood finishing systems requiring durability and clarity.

  5. Plastic coatings for electronics housings and consumer goods.

Specifications Of Wanhua Chemical IPDI Curing Agent

Chemical TypeIsophorone diisocyanate (IPDI)-based aliphatic polyisocyanate
Product FormLiquid
AppearanceClear, colorless to pale yellow liquid
NCO Content (wt%)18.5–19.2
Viscosity (25°C, mPa·s)800–1,200
Specific Gravity (25°C)1.17–1.20
Flash Point (°C, closed cup)135–145
Storage Stability≥12 months at 25°C in sealed container


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