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

Tosoh CORONATE T80 Curing Agent

Tosoh CORONATE T80 Curing Agent is a low-viscosity aliphatic polyisocyanate crosslinker from Tosoh’s CORONATE series, designed for high-performance 2K polyurethane coatings. It offers excellent weather resistance, fast curing at room temperature, and superior gloss retention—ideal for automotive refinish, industrial maintenance, and premium architectural applications requiring durability and clarity.
  • tosoh coronate t80 curing agent_2cfd5676
  • tosoh coronate t80 curing agent_2cfd5676

Features Of Tosoh CORONATE T80 Curing Agent

  1. Aliphatic polyisocyanate-based curing agent offering excellent weather resistance and UV stability.

  2. Low viscosity enables easy handling, precise metering, and compatibility with standard spray equipment.

  3. Provides fast ambient-temperature cure kinetics without requiring forced drying or high-temperature ovens.

  4. Delivers superior gloss retention, color stability, and mechanical durability in final coatings.

  5. Compliant with major global VOC regulations for industrial coating applications.

Typical Applications Of Tosoh CORONATE T80 Curing Agent

  1. Automotive OEM and refinish clearcoats.

  2. High-performance industrial maintenance coatings for metal substrates.

  3. Precision plastic coatings requiring non-yellowing aesthetics.

  4. Architectural aluminum extrusion and façade coatings.

  5. Wood finishing systems demanding clarity and long-term gloss retention.

Specifications Of Tosoh CORONATE T80 Curing Agent

Chemical TypeAliphatic polyisocyanate (hexamethylene diisocyanate trimer)
Product FormLiquid
AppearanceClear, pale yellow liquid
NCO Content (wt%)19.5–20.5%
Viscosity at 25°C (mPa·s)1,800–2,500
Density at 25°C (g/cm³)1.18–1.22
SolventAcetate ester blend (non-benzene, non-chlorinated)
Primary ApplicationsTwo-component polyurethane topcoats


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