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

Huntsman Polyamide Curing Agent Aradur 3776 XW55

Huntsman’s Aradur® 3776 XW55 is a low-viscosity, aliphatic polyamide curing agent for epoxy resins—designed for high-performance coatings, adhesives, and composites requiring fast ambient cure, excellent flexibility, chemical resistance, and low exotherm. Part of the Aradur® polyamide series, it delivers superior wetting, extended pot life, and robust mechanical properties in demanding industrial applications.
  • huntsman polyamide curing agent aradur 3776 xw55_7008e2f8
  • huntsman polyamide curing agent aradur 3776 xw55_7008e2f8

Features Of Huntsman Polyamide Curing Agent Aradur 3776 XW55

  1. Low-viscosity polyamide curing agent enabling excellent flow and wetting of substrates.

  2. Designed for ambient-cure epoxy systems with balanced pot life and rapid development of handling strength.

  3. Provides outstanding adhesion to steel, concrete, and composite surfaces without primer.

  4. Offers good chemical resistance, particularly to water, alkalis, and mild solvents.

  5. Complies with REACH and is registered under the U.S. TSCA Inventory.

Typical Applications Of Huntsman Polyamide Curing Agent Aradur 3776 XW55

  1. Structural bonding adhesives for transportation and industrial assembly.

  2. High-performance epoxy mortars and grouts for concrete repair and anchoring.

  3. Protective coatings for marine and offshore infrastructure.

  4. Electrical encapsulation and potting compounds requiring low exotherm and dimensional stability.

Specifications Of Huntsman Polyamide Curing Agent Aradur 3776 XW55

Chemical TypePolyamide adduct
Product FormLiquid
AppearancePale yellow to amber, clear to slightly hazy
Primary ApplicationsAmbient-cure structural adhesives, mortars, protective coatings
Key FeaturesLow viscosity, good substrate wetting, ambient cure capability
BenefitsExtended working time, rapid green strength build, no primer required on metals/concrete
Storage Stability12 months in original unopened container at 15–25°C


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