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

Covestro Desmodur T 80 Polyisocyanate Curing Agent

Covestro Desmodur T 80 is a high-performance aliphatic polyisocyanate curing agent from the Desmodur T series, widely used in two-component polyurethane coatings and adhesives for superior weather resistance, gloss retention, and mechanical strength. It offers excellent compatibility with hydroxyl-functional resins and low viscosity for easy processing.
  • covestro desmodur t 80 polyisocyanate curing agent_f8807f98
  • covestro desmodur t 80 polyisocyanate curing agent_f8807f98

Features Of Covestro Desmodur T 80 Polyisocyanate Curing Agent

  1. Highly reactive aromatic polyisocyanate based on toluene diisocyanate (TDI) prepolymers.

  2. Optimized viscosity for excellent processability in spray, roller, and brush application systems.

  3. Delivers superior hardness, chemical resistance, and gloss retention in cured polyurethane coatings.

  4. Compatible with a wide range of hydroxyl-functional resins including acrylics, polyesters, and alkyds.

  5. Enables formulation of high-performance two-component (2K) polyurethane systems with balanced pot life and cure speed.

Typical Applications Of Covestro Desmodur T 80 Polyisocyanate Curing Agent

  1. Automotive OEM and refinish clearcoats and basecoats.

  2. Industrial maintenance coatings for machinery, rail, and agricultural equipment.

  3. Wood finishing systems including furniture, flooring, and cabinetry coatings.

  4. Plastic coatings requiring flexibility and adhesion on ABS, PC, and PVC substrates.

  5. General-purpose protective coatings for metal and concrete surfaces.

Specifications Of Covestro Desmodur T 80 Polyisocyanate Curing Agent

Chemical TypeAromatic polyisocyanate (TDI-based prepolymer)
Product FormLiquid
AppearanceClear, pale yellow to amber liquid
NCO Content (wt %)13.5 – 14.5
Viscosity at 25 °C (mPa·s)800 – 1,200
Density at 20 °C (g/cm³)1.19 – 1.23
Primary Applications2K polyurethane topcoats and clearcoats
Key FeaturesReactivity balance, low VOC potential, good film formation


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *