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

Evonik T1890 100 Isocyanate Curing Agent

Evonik T1890 100 Isocyanate Curing Agent is a low-viscosity aliphatic polyisocyanate from Evonik’s Desmodur® series, designed for high-performance two-component polyurethane coatings. It offers excellent weather resistance, gloss retention, and fast curing at ambient temperatures—ideal for automotive refinish, industrial maintenance, and plastic coatings applications.
  • evonik t1890 100 isocyanate curing agent_eedc72d8
  • evonik t1890 100 isocyanate curing agent_eedc72d8

Features Of Evonik T1890 100 Isocyanate Curing Agent

  1. Aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI) trimer, offering excellent UV stability and color retention.

  2. Low viscosity formulation enabling easy handling, precise metering, and efficient mixing with hydroxyl-functional resins.

  3. Non-yellowing performance ideal for high-gloss, decorative, and outdoor-cured coatings requiring long-term clarity.

  4. Compliant with REACH and meets VOC regulations for industrial coating applications in Europe and North America.

  5. Consistent reactivity profile ensures reliable pot life and film formation across varying ambient conditions.

Typical Applications Of Evonik T1890 100 Isocyanate Curing Agent

  1. Automotive clearcoats and OEM topcoats requiring superior weather resistance and gloss retention.

  2. Industrial maintenance coatings for machinery, agricultural equipment, and metal structures.

  3. Architectural façade and aluminum composite panel (ACP) coatings exposed to harsh environmental conditions.

  4. Plastic coatings for automotive interior trim and consumer electronics housings.

  5. High-performance wood finishes for premium furniture and flooring applications.

Specifications Of Evonik T1890 100 Isocyanate Curing Agent

Chemical TypeAliphatic HDI-based polyisocyanate (trimer)
Product FormLiquid
AppearanceClear, colorless to pale yellow liquid
NCO Content (wt %)15.5 – 16.5
Viscosity at 25°C (mPa·s)800 – 1,200
Density at 20°C (g/cm³)1.17 – 1.21
Flash Point (PMCC, °C)145 – 155
Primary ApplicationsTwo-component polyurethane coatings for automotive, industrial, and architectural use


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