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

Covestro Desmodur N75 MPA/X Curing Agent

Covestro Desmodur N75 MPA/X is a premium aliphatic polyisocyanate curing agent from the Desmodur N series, designed for high-performance 2K polyurethane coatings. It delivers excellent weather resistance, gloss retention, and compatibility with hydroxyl-functional resins—ideal for automotive refinish, industrial, and plastic coatings requiring low-yellowing and fast cure.
  • covestro desmodur n75 mpa x curing agent_d671e487
  • covestro desmodur n75 mpa x curing agent_d671e487

Features Of Covestro Desmodur N75 MPA/X Curing Agent

  1. Aliphatic polyisocyanate-based curing agent offering excellent UV stability and color retention.

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

  3. Fast-reacting system suitable for ambient- and forced-dry coating applications without compromising pot life.

  4. Complies with major global VOC regulations, supporting sustainable industrial finishing solutions.

  5. Delivers superior hardness, chemical resistance, and abrasion resistance in final cured films.

Typical Applications Of Covestro Desmodur N75 MPA/X Curing Agent

  1. High-performance automotive refinish coatings.

  2. Industrial maintenance and protective coatings for metal substrates.

  3. Wood coatings requiring gloss retention and mechanical durability.

  4. Plastic coatings for exterior automotive components.

  5. General-purpose two-component polyurethane topcoats for OEM and aftermarket use.

Specifications Of Covestro Desmodur N75 MPA/X Curing Agent

Chemical TypeAliphatic polyisocyanate (hexamethylene diisocyanate–based)
Product FormLiquid
AppearanceClear, pale yellow to colorless liquid
NCO Content (wt %)15.5 – 16.5
Viscosity at 25 °C (mPa·s)800 – 1,200
Density at 20 °C (g/cm³)1.18 – 1.22
Flash Point (PMCC, °C)145 – 155
Solvent Content (wt %)≤ 5.0


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