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

WANHUA HT-100 Isocyanate Curing Agent

Wanhua HT-100 is a high-performance aliphatic isocyanate curing agent from Wanhua Chemical’s HT series, designed for UV/thermal dual-cure coatings and adhesives. It offers excellent weather resistance, low yellowing, and superior compatibility with polyols—ideal for automotive clearcoats, industrial finishes, and high-end composites requiring durability and gloss retention.
  • wanhua ht 100 isocyanate curing agent_c21b630f
  • wanhua ht 100 isocyanate curing agent_c21b630f

Features Of WANHUA HT-100 Isocyanate Curing Agent

  1. High reactivity with hydroxyl-functional resins, enabling rapid room-temperature or low-bake curing.

  2. Excellent compatibility with polyols, acrylics, and polyester resins for uniform film formation.

  3. Low viscosity formulation ensures easy handling, precise metering, and improved sprayability.

  4. Enhanced chemical resistance and mechanical durability in cured coatings and adhesives.

  5. Compliant with REACH and meets stringent VOC emission requirements for industrial applications.

Typical Applications Of WANHUA HT-100 Isocyanate Curing Agent

  1. Automotive OEM and refinish clearcoats and basecoats.

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. High-performance two-component polyurethane adhesives for transportation assembly.

  4. Wood finishing systems requiring fast cure, hardness, and gloss retention.

  5. Plastic coating systems for automotive interior and exterior components.

Specifications Of WANHUA HT-100 Isocyanate Curing Agent

Chemical TypeAliphatic polyisocyanate (hexamethylene diisocyanate-based trimer)
Product FormLiquid
AppearanceClear, pale yellow to colorless liquid
NCO Content (wt%)15.5–16.5%
Viscosity at 25°C (mPa·s)800–1,200
Density at 25°C (g/cm³)1.18–1.22
Flash Point (°C, closed cup)125–135
Storage Stability12 months at <25°C in sealed containers under dry nitrogen


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