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

Tosoh CORONATE 1569 Curing Agent

Tosoh CORONATE 1569 Curing Agent is a low-viscosity aliphatic polyisocyanate hardener from the CORONATE series, designed for high-performance two-component polyurethane coatings. It offers excellent weather resistance, gloss retention, and rapid curing at ambient temperatures—ideal for automotive refinishes and industrial topcoats requiring superior durability and clarity.
  • tosoh coronate 1569 curing agent_78f81686
  • tosoh coronate 1569 curing agent_78f81686

Features Of Tosoh CORONATE 1569 Curing Agent

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

  2. Low viscosity formulation enables easy handling, precise metering, and improved compatibility with hydroxyl-functional resins.

  3. Provides rapid room-temperature cure kinetics while maintaining extended pot life for industrial coating operations.

  4. Meets stringent VOC regulations with low volatile organic compound content suitable for eco-conscious formulations.

  5. Delivers superior gloss retention, hardness development, and chemical resistance in final cured films.

Typical Applications Of Tosoh CORONATE 1569 Curing Agent

  1. Automotive OEM and refinish topcoats requiring high durability and color fidelity.

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

  3. High-performance plastic coatings for automotive interior and exterior trim components.

  4. Architectural clearcoats and protective finishes for aluminum composite panels (ACPs) and extrusions.

  5. Two-component polyurethane systems for premium wood and furniture finishes.

Specifications Of Tosoh CORONATE 1569 Curing Agent

Chemical TypeAliphatic polyisocyanate (hexamethylene diisocyanate trimer)
Product FormLiquid
AppearanceClear, pale yellow liquid
NCO Content (wt%)13.8–14.2%
Viscosity at 25°C (mPa·s)1,800–2,200
Density at 25°C (g/cm³)1.21–1.23
VOC Content (g/L)<100
Flash Point (°C, closed cup)125–130


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