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

Covestro Curing Agent 44C

Covestro Curing Agent 44C is a high-performance aliphatic polyisocyanate hardener from Covestro’s Desmodur® series, designed for two-component polyurethane coatings. It delivers excellent weather resistance, low yellowing, and fast cure at ambient temperatures. Ideal for automotive refinish, industrial maintenance, and architectural applications requiring superior gloss retention and chemical durability.
  • covestro curing agent 44c_96bdbf14
  • covestro curing agent 44c_96bdbf14

Features Of Covestro Curing Agent 44C

  1. High reactivity with polyisocyanates for rapid cure at ambient and elevated temperatures.

  2. Excellent compatibility with aromatic and aliphatic isocyanate systems, including HDI and IPDI-based formulations.

  3. Low viscosity enables easy handling, precise metering, and homogeneous mixing in automated production lines.

  4. Delivers superior mechanical properties—high hardness, abrasion resistance, and chemical resistance—in cured polyurethane coatings and adhesives.

  5. Compliant with REACH and meets stringent VOC regulations for industrial coating applications.

Typical Applications Of Covestro Curing Agent 44C

  1. Automotive OEM clearcoats and basecoats requiring fast throughput and high durability.

  2. Industrial maintenance coatings for metal substrates exposed to harsh environments.

  3. High-performance wood finishes demanding excellent gloss retention and scratch resistance.

  4. Two-component polyurethane adhesives for bonding composites and lightweight automotive components.

  5. Plastic coatings for exterior trim and functional parts requiring UV stability and flexibility.

Specifications Of Covestro Curing Agent 44C

Chemical TypeAmino resin-modified polyol blend
Product FormLiquid
AppearanceClear, pale yellow liquid
Primary Applications2K polyurethane topcoats, industrial coatings, automotive refinish
Key FeaturesAmbient-cure capability, low-VOC formulation, excellent flow and leveling
BenefitsReduced energy consumption, improved production efficiency, enhanced film integrity
Storage Stability12 months at 5–30 °C in sealed original container
Handling PrecautionsUse in well-ventilated areas; refer to Safety Data Sheet (SDS) for PPE requirements


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