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

HDX-50BL Curing Agent

HDX-50BL Curing Agent is a high-performance aliphatic polyamine hardener from Huntsman’s HDX Series, engineered for rapid ambient-cure epoxy systems. It delivers excellent flexibility, low viscosity, and superior chemical resistance—ideal for coatings, adhesives, and composites requiring fast turnaround and robust durability without heat activation.
  • hdx 50bl curing agent_bf8b2c77
  • hdx 50bl curing agent_bf8b2c77

Features Of HDX-50BL Curing Agent

  1. Fast-reacting aliphatic amine-based curing agent for ambient and low-temperature cure profiles.

  2. Low viscosity enables excellent mixing efficiency and improved wetting of fillers and reinforcements.

  3. Low volatility and reduced amine odor enhance workplace safety and compliance with industrial hygiene standards.

  4. Delivers high crosslink density, resulting in superior chemical resistance and mechanical strength in cured epoxy systems.

  5. Compatible with standard DGEBA and novolac epoxy resins without requiring pre-drying or special handling.

Typical Applications Of HDX-50BL Curing Agent

  1. Structural adhesives for aerospace and automotive bonding assemblies.

  2. High-performance epoxy flooring and industrial coating systems.

  3. Electrical encapsulation and potting compounds for power electronics.

  4. Composite matrix resins for wind turbine blade and marine laminate fabrication.

  5. Repair mortars and grouts requiring rapid strength development under field conditions.

Specifications Of HDX-50BL Curing Agent

Chemical TypeAliphatic polyamine adduct
Product FormLiquid
AppearancePale yellow to amber clear liquid
Viscosity (25°C)250–400 mPa·s
Amine Value380–420 mg KOH/g
Density (25°C)0.92–0.95 g/cm³
Primary ApplicationsEpoxy resin curing for coatings, adhesives, composites, and encapsulants
Key FeaturesAmbient-cure capability, low odor, good compatibility, high reactivity


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