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

Huntsman Jeffamine T-403 Polyetheramine

Huntsman Jeffamine T-403 is a trifunctional polyetheramine with low molecular weight (~400 g/mol), offering rapid cure, flexibility, and excellent adhesion in epoxy systems, coatings, and composites—ideal for aerospace, automotive, and high-performance industrial applications.
  • huntsman jeffamine t 403 polyetheramine_0fd502e8
  • huntsman jeffamine t 403 polyetheramine_0fd502e8

Features Of Huntsman Jeffamine T-403 Polyetheramine

  1. Tri-functional aliphatic polyetheramine with low viscosity for enhanced processability and improved mixing efficiency.

  2. Excellent flexibility and toughness imparted to cured epoxy systems due to its short propylene oxide-based backbone.

  3. Superior moisture resistance and hydrolytic stability compared to conventional amine hardeners.

  4. Low volatility and low odor, supporting safer handling and improved workplace compliance.

  5. Reactive amine functionality enables rapid room-temperature cure kinetics without requiring elevated temperatures.

Typical Applications Of Huntsman Jeffamine T-403 Polyetheramine

  1. Epoxy resin curing agent for high-performance composite matrices in aerospace and wind energy components.

  2. Flexible coating formulation additive for corrosion-resistant industrial maintenance coatings.

  3. Chemical intermediate in the synthesis of polyurea elastomers and hybrid polyurethane-urea systems.

  4. Adhesive and sealant modifier to enhance peel strength, impact resistance, and low-temperature flexibility.

  5. Encapsulant and potting compound component for electronics protection requiring thermal shock resistance.

Specifications Of Huntsman Jeffamine T-403 Polyetheramine

Chemical TypeTri-functional aliphatic polyetheramine
Product FormLiquid
AppearanceColorless to pale yellow clear liquid
Amine Value450–490 mg KOH/g
Viscosity (25°C)180–240 cP
Primary ApplicationsEpoxy curing agent, polyurea synthesis, flexible coatings & adhesives
Key FeaturesLow viscosity, tri-functionality, aliphatic structure, fast ambient cure
BenefitsImproved toughness, reduced brittleness, enhanced moisture resistance, processing ease


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