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

Sanwa TOHMIDE 394 Epoxy Curing Agent

Sanwa TOHMIDE 394 is a high-reactivity aliphatic amine epoxy curing agent from Sanwa Chemical’s TOHMIDE series, offering excellent flexibility, low viscosity, and rapid room-temperature cure for coatings, adhesives, and composites. It delivers superior chemical resistance and adhesion to diverse substrates while maintaining low odor and low volatility.
  • sanwa tohmide 394 epoxy curing agent_aae6df16
  • sanwa tohmide 394 epoxy curing agent_aae6df16

Features Of Sanwa TOHMIDE 394 Epoxy Curing Agent

  1. High reactivity with standard bisphenol-A and bisphenol-F epoxy resins at ambient to moderate elevated temperatures.

  2. Delivers excellent chemical resistance, particularly to alkalis, solvents, and mild acids in cured systems.

  3. Enables low-viscosity formulations for improved processability, including spray, dip, and brush application.

  4. Provides outstanding adhesion to metals, composites, and concrete substrates without primer requirement.

  5. Offers balanced pot life and rapid cure development—ideal for high-throughput industrial coating and adhesive lines.

Typical Applications Of Sanwa TOHMIDE 394 Epoxy Curing Agent

  1. Heavy-duty protective coatings for steel infrastructure and marine equipment.

  2. Structural adhesives in automotive and rail vehicle assembly.

  3. Electrical encapsulants and insulating varnishes for motors and transformers.

  4. High-performance flooring systems for pharmaceutical and food processing facilities.

  5. Composite matrix resin for filament-wound pressure vessels and wind turbine components.

Specifications Of Sanwa TOHMIDE 394 Epoxy Curing Agent

Chemical TypePolyamidoamine adduct
Product FormLiquid
AppearanceAmber to light brown transparent liquid
Viscosity (25°C)800–1,200 mPa·s
Amine Value320–360 mg KOH/g
Active Hydrogen Equivalent Weight170–190 g/eq
Density (25°C)0.98–1.02 g/cm³
Shelf Life (unopened, 5–30°C)12 months


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