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

Jiangqiao Polyamide 5140 Epoxy Curing Agent

Jiangqiao Polyamide 5140 Epoxy Curing Agent is a low-viscosity, aliphatic polyamide resin designed for ambient-cure epoxy systems. It offers excellent flexibility, adhesion, and chemical resistance. Ideal for coatings, adhesives, and composites requiring toughness and moisture tolerance. Compatible with standard bisphenol-A epoxies. Meets RoHS compliance. Fast gel time with extended pot life. Non-toxic, low-odor formulation enhances workplace safety and application ease.
  • jiangqiao polyamide 5140 epoxy curing agent_589b7141
  • jiangqiao polyamide 5140 epoxy curing agent_589b7141

Features Of Jiangqiao Polyamide 5140 Epoxy Curing Agent

  1. Excellent flexibility and impact resistance in cured epoxy systems.

  2. Low viscosity for easy handling, improved wetting, and reduced air entrapment during mixing.

  3. Good compatibility with standard liquid bisphenol-A and bisphenol-F epoxy resins.

  4. Moderate reactivity enabling extended pot life at room temperature without sacrificing final cure performance.

  5. Enhanced chemical resistance, particularly to alkalis and salt solutions, after full cure.

Typical Applications Of Jiangqiao Polyamide 5140 Epoxy Curing Agent

  1. Protective coatings for marine and offshore steel structures.

  2. Industrial floor coatings requiring abrasion resistance and chemical durability.

  3. Concrete repair mortars and anchoring compounds.

  4. Electrical encapsulation and insulating varnishes for transformers and busbars.

  5. Adhesives for metal-to-metal and metal-to-composite bonding in maintenance applications.

Specifications Of Jiangqiao Polyamide 5140 Epoxy Curing Agent

Chemical TypePolyamide-based amine curing agent
Product FormLiquid
AppearanceAmber to brown viscous liquid
Primary ApplicationsEpoxy coating, adhesive, and grout formulations
Key FeaturesRoom-temperature cure, low exotherm, flexible film formation
BenefitsImproved adhesion to damp substrates, reduced brittleness, extended working time
Storage Stability12 months in unopened original packaging at 20–25°C
Recommended Mix Ratio (by weight)100 parts epoxy resin : 35–45 parts curing agent


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