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

Evonik T1890E Isocyanate Curing Agent

Evonik T1890E is a high-performance aliphatic polyisocyanate curing agent from the Vestanat® series, designed for UV- and thermally cured coatings. It delivers excellent weather resistance, gloss retention, and low viscosity for easy formulation in automotive, industrial, and wood finishes—ideal for 2K PU systems requiring rapid cure and superior durability.
  • evonik t1890e isocyanate curing agent_7266ced6
  • evonik t1890e isocyanate curing agent_7266ced6

Features Of Evonik T1890E Isocyanate Curing Agent

  1. Low-viscosity aliphatic polyisocyanate offering excellent compatibility with hydroxyl-functional resins.

  2. Non-yellowing performance due to aliphatic backbone, ideal for high-gloss and color-stable coatings.

  3. Fast ambient-cure capability without requiring elevated temperatures or catalysts.

  4. Good chemical resistance and mechanical durability in final cured films.

  5. Compliant with REACH and meets VOC-reduction requirements for modern industrial coating systems.

Typical Applications Of Evonik T1890E Isocyanate Curing Agent

  1. Automotive OEM and refinish clearcoats and basecoats.

  2. Industrial maintenance coatings for metal and plastic substrates.

  3. High-performance wood coatings requiring clarity and scratch resistance.

  4. Plastic coatings for electronics housings and automotive interior parts.

  5. Two-component polyurethane adhesives and sealants demanding flexibility and weatherability.

Specifications Of Evonik T1890E Isocyanate Curing Agent

Chemical TypeAliphatic polyisocyanate (hexamethylene diisocyanate-based)
Product FormLiquid
AppearanceColorless to pale yellow transparent liquid
NCO Content (wt %)15.8–16.4%
Viscosity at 25°C (mPa·s)800–1,200
Density at 20°C (g/cm³)1.13–1.16
Flash Point (PMCC, °C)145–155
Storage StabilityStable for ≥12 months at <25°C under dry, inert conditions


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