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

Evonik Solvents Isocyanate Curing Agent

Evonik’s VESTANAT® series isocyanate curing agents deliver superior weather resistance, chemical stability and fast cure performance for high-performance coatings and adhesives—ideal for automotive, industrial and wood finishes where durability and low-VOC formulation matter.
  • evonik solvents isocyanate curing agent_b425a1bd
  • evonik solvents isocyanate curing agent_b425a1bd

Features Of Evonik Solvents Isocyanate Curing Agent

  1. High reactivity with hydroxyl-functional resins for rapid cure development.

  2. Excellent compatibility with aliphatic and aromatic polyol systems.

  3. Low viscosity enables easy handling and homogeneous mixing without solvents.

  4. Enhanced weather resistance and UV stability in final cured coatings.

  5. Consistent batch-to-batch performance supported by Evonik’s stringent quality control.

Typical Applications Of Evonik Solvents Isocyanate Curing Agent

  1. Automotive OEM and refinish clearcoats.

  2. Industrial maintenance coatings for metal and concrete substrates.

  3. High-performance wood finishes requiring hardness and chemical resistance.

  4. Plastic coatings for automotive interior and exterior trim parts.

  5. Two-component (2K) polyurethane adhesives and sealants.

Specifications Of Evonik Solvents Isocyanate Curing Agent

Chemical TypeAliphatic polyisocyanate (hexamethylene diisocyanate trimer, HDI-based)
Product FormLiquid
AppearanceClear, colorless to pale yellow liquid
NCO Content (wt%)19.5–20.5
Viscosity at 25°C (mPa·s)800–1,200
Specific Gravity (20°C)1.18–1.22
Flash Point (°C, closed cup)145–155
Storage Stability12 months under dry, cool conditions (≤25°C), sealed container


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