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

Eastman Tri-n-Propylamine

Eastman Tri-n-Propylamine is a high-purity tertiary amine from Eastman’s specialty amines portfolio (CAS 1978-46-3), widely used as catalyst in polyurethane foams and epoxy curing agents, offering excellent reactivity, low volatility, and superior hydrolytic stability versus alternatives.
  • eastman tri n propylamine_024ad334
  • eastman tri n propylamine_024ad334

Features Of Eastman Tri-n-Propylamine

  1. Highly effective tertiary amine catalyst for polyurethane foam systems.

  2. Offers balanced reactivity—strong gelling action with moderate blowing effect.

  3. Low volatility and low odor profile compared to alternative trialkylamines.

  4. Excellent solubility in polyol blends and compatibility with common PU formulation components.

  5. Consistent batch-to-batch quality supported by Eastman’s rigorous manufacturing controls.

Typical Applications Of Eastman Tri-n-Propylamine

  1. Flexible slabstock polyurethane foam production.

  2. Integral skin and molded foam systems requiring precise gel/blow balance.

  3. Automotive seating and interior trim foam formulations.

  4. Industrial cushioning and packaging foam applications.

  5. Water-blown or low-VOC PU foam systems where reduced amine emissions are critical.

Specifications Of Eastman Tri-n-Propylamine

Chemical TypeTertiary amine
Product FormLiquid
AppearanceColorless to pale yellow clear liquid
Primary ApplicationsPolyurethane foam catalyst
Key FeaturesBalanced gelling activity, low volatility, high compatibility
BenefitsImproved foam cell structure, reduced odor, enhanced processing stability
Molecular Weight (approx.)157.3 g/mol
Boiling Point (at 760 mmHg)189–191 °C


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