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

Huntsman JEFFAMINE D-400 Polyetherdiamine

Huntsman JEFFAMINE D-400 is a low-viscosity polyetherdiamine from the JEFFAMINE® series, featuring primary amine end groups and a molecular weight of ~400 g/mol. It serves as a reactive curing agent for epoxy resins, offering flexibility, fast cure, and excellent adhesion in coatings, adhesives, and composites.
  • huntsman jeffamine d 400 polyetherdiamine_d7812d0b
  • huntsman jeffamine d 400 polyetherdiamine_d7812d0b

Features Of Huntsman JEFFAMINE D-400 Polyetherdiamine

  1. Low-viscosity liquid at room temperature, enabling easy handling and processing in industrial formulations.

  2. Primary aliphatic diamine functionality provides rapid reactivity with epoxies and isocyanates.

  3. Polyether backbone imparts excellent flexibility, low-temperature toughness, and hydrolytic stability to cured resins.

  4. Low color and high purity ensure consistent performance in sensitive coating and adhesive systems.

  5. Compatible with a broad range of epoxy resins, polyurethanes, and thermoset matrices without phase separation.

Typical Applications Of Huntsman JEFFAMINE D-400 Polyetherdiamine

  1. Epoxy curing agent for high-performance structural adhesives and composite matrix resins.

  2. Chain extender and crosslinker in moisture-cured and two-component polyurethane coatings.

  3. Building block for specialty polyamide and polyurea elastomers used in protective linings and sealants.

  4. Functional additive in oilfield chemicals, including corrosion inhibitors and emulsifiers for enhanced oil recovery.

Specifications Of Huntsman JEFFAMINE D-400 Polyetherdiamine

Chemical TypePolyoxypropylene-based aliphatic diamine
Product FormLiquid
AppearanceClear, pale yellow to amber liquid
Amine Value260–280 mg KOH/g
Functionality~2.0 (primary diamine)
Molecular Weight (approx.)400 g/mol
Viscosity (25°C)150–250 cP
Refractive Index (25°C)1.475–1.485


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