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

Shepherd BiCAT 8118 Bismuth Catalyst

Shepherd BiCAT 8118 is a high-performance bismuth-based catalyst from Shepherd Chemical’s BiCAT series, designed as a non-toxic, tin-free alternative for polyurethane foam and coating applications. It offers excellent reactivity control, low volatility, and superior hydrolytic stability versus traditional catalysts.
  • shepherd bicat 8118 bismuth catalyst_1db6b653
  • shepherd bicat 8118 bismuth catalyst_1db6b653

Features Of Shepherd BiCAT 8118 Bismuth Catalyst

  1. Highly selective bismuth-based catalyst for polyurethane foam systems.

  2. Low toxicity profile compared to traditional amine or tin catalysts.

  3. Excellent hydrolytic stability and long shelf life under ambient storage conditions.

  4. Enables balanced reactivity—promotes both gelling and blowing reactions without excessive foaming.

  5. Compatible with a wide range of polyols, isocyanates, and auxiliary additives.

Typical Applications Of Shepherd BiCAT 8118 Bismuth Catalyst

  1. Flexible slabstock polyurethane foam production.

  2. Integral skin and molded foam manufacturing.

  3. Automotive seating and interior trim foams.

  4. Industrial insulation foams requiring low-VOC formulations.

  5. Water-blown and low-emission cold-cure foam systems.

Specifications Of Shepherd BiCAT 8118 Bismuth Catalyst

Chemical TypeBismuth carboxylate complex
Product FormLiquid
AppearanceClear, amber to light brown liquid
Primary ApplicationsPolyurethane flexible foam catalysis
Key FeaturesNon-tin, non-amine, REACH-compliant
Storage ConditionsStore in sealed containers at 15–25°C; protect from moisture
Shelf Life24 months from date of manufacture when stored properly
Regulatory StatusNot classified as hazardous per GHS (Rev. 8)


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