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

Covestro Powder Coating Curing Agent 2256

Covestro’s Bayhydur® XP 2256 is a high-performance aliphatic polyisocyanate curing agent for powder coatings, offering excellent weather resistance, gloss retention and rapid cure at low temperatures. Designed for automotive and architectural applications, it enables durable, eco-friendly finishes with minimal VOCs and superior mechanical properties.
  • covestro powder coating curing agent 2256_82af3a25
  • covestro powder coating curing agent 2256_82af3a25

Features Of Covestro Powder Coating Curing Agent 2256

  1. High reactivity with epoxy resins enabling fast cure at low temperatures (160–180 °C).

  2. Excellent flow and leveling performance for smooth, high-gloss finishes.

  3. Low volatility and negligible odor—supports compliant, eco-friendly powder formulations.

  4. Superior storage stability in dry, cool conditions without premature crosslinking.

  5. Consistent batch-to-batch quality ensured by Covestro’s stringent GMP-controlled manufacturing.

Typical Applications Of Covestro Powder Coating Curing Agent 2256

  1. Architectural metal cladding and façade systems.

  2. Automotive under-hood components requiring thermal resistance.

  3. Office furniture and shelving with demanding aesthetic and durability requirements.

  4. Appliance housings (e.g., refrigerators, washing machines) demanding scratch and corrosion resistance.

  5. Outdoor utility enclosures exposed to UV, humidity, and temperature cycling.

Specifications Of Covestro Powder Coating Curing Agent 2256

Chemical TypeBlocked diisocyanate (aliphatic)
Product FormFree-flowing white to off-white crystalline powder
AppearanceHomogeneous granular solid
Primary ApplicationsEpoxy-based hybrid and pure epoxy powder coatings
Key FeaturesLow-cure, high-gloss, excellent weatherability
BenefitsEnergy-efficient curing, reduced VOC emissions, enhanced edge coverage
Recommended StorageBelow 25 °C in sealed containers, protected from moisture
Shelf Life12 months under recommended storage conditions


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