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

Tosoh CORONATE 2793 Curing Agent

Tosoh CORONATE 2793 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 fast curing at ambient temperatures. Widely used in automotive refinish, industrial maintenance, and premium architectural coatings where durability and clarity are critical.
  • tosoh coronate 2793 curing agent_9d78bd89
  • tosoh coronate 2793 curing agent_9d78bd89

Features Of Tosoh CORONATE 2793 Curing Agent

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

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

  3. Fast-reacting at ambient and elevated temperatures, supporting high-throughput industrial coating processes.

  4. Provides outstanding gloss retention, hardness development, and chemical resistance in final cured films.

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

Typical Applications Of Tosoh CORONATE 2793 Curing Agent

  1. Automotive OEM and refinish clearcoats and basecoats.

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

  3. Architectural and general-purpose polyurethane topcoats requiring long-term durability.

  4. Roller-coated and spray-applied coil coatings for pre-painted metal.

  5. Specialty protective coatings for agricultural and construction equipment.

Specifications Of Tosoh CORONATE 2793 Curing Agent

Chemical TypeAliphatic polyisocyanate (hexamethylene diisocyanate trimer)
Product FormLiquid
AppearanceClear, pale yellow to colorless liquid
NCO Content (wt%)15.0–16.0%
Viscosity @ 25°C (mPa·s)800–1,200
Density @ 25°C (g/cm³)1.18–1.22
Solvent ContentAcetate-type solvent blend (non-halogenated)
Primary Applications2K polyurethane coatings for automotive, industrial, and architectural use


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