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

Huntsman Polyetheramine Curing Agent T-403

Huntsman Polyetheramine Curing Agent T-403 is a low-viscosity, flexible aliphatic amine hardener from the Jeffamine® T-series. It enables rapid room-temperature curing of epoxy resins with excellent toughness, chemical resistance, and adhesion—ideal for coatings, composites, and adhesives requiring impact resilience and low exotherm.
  • huntsman polyetheramine curing agent t 403_130974e1
  • huntsman polyetheramine curing agent t 403_130974e1

Features Of Huntsman Polyetheramine Curing Agent T-403

  1. Low-viscosity liquid enabling easy handling and efficient mixing with epoxy resins.

  2. Flexible aliphatic polyetheramine structure delivering excellent toughness and impact resistance in cured systems.

  3. Low color and low odor, supporting high-clarity and aesthetically demanding applications.

  4. Good hydrolytic stability and moisture tolerance during processing and storage.

  5. Enables room-temperature or elevated-temperature curing with balanced reactivity and pot life.

Typical Applications Of Huntsman Polyetheramine Curing Agent T-403

  1. Epoxy-based adhesives for aerospace and automotive structural bonding.

  2. Composite matrix resins for wind turbine blades and lightweight transportation components.

  3. Coatings requiring flexibility, chemical resistance, and low-temperature cure performance.

  4. Electrical encapsulants and potting compounds for electronics protection.

  5. Grouts and repair mortars where reduced brittleness and thermal shock resistance are critical.

Specifications Of Huntsman Polyetheramine Curing Agent T-403

Chemical TypeAliphatic polyetheramine (tri-functional)
Product FormLiquid
AppearanceColorless to pale yellow, clear liquid
Amine Value215–235 mg KOH/g
Viscosity at 25°C150–250 cP
Specific Gravity (25°C)0.97–1.01
Reactive Hydrogen Equivalent Weight~100 g/eq
Primary ApplicationsEpoxy resin curing agent for adhesives, composites, coatings, and encapsulants


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