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

Tongde 3EC154W Waterborne Epoxy Curing Agent

Tongde 3EC154W is a waterborne epoxy curing agent from Tongde’s 3EC series, offering low VOC, excellent compatibility with water-based epoxy resins, fast curing at ambient temperature, superior adhesion to concrete/steel, and outstanding chemical resistance—ideal for eco-friendly industrial coatings and flooring systems.
  • tongde 3ec154w waterborne epoxy curing agent_f153b1bd
  • tongde 3ec154w waterborne epoxy curing agent_f153b1bd

Features Of Tongde 3EC154W Waterborne Epoxy Curing Agent

  1. Low-VOC, water-based formulation compliant with stringent environmental regulations including EU REACH and China VOC Control Standards.

  2. Excellent compatibility with standard waterborne epoxy resins, enabling stable emulsion formation and extended pot life (≥4 hours at 25°C).

  3. Delivers rapid ambient-cure performance with full hardness development within 24–48 hours under typical workshop conditions (23°C/50% RH).

  4. Provides superior adhesion to concrete, steel, and aged coatings—ideal for repair and refurbishment applications.

  5. Non-yellowing amine adduct chemistry ensures long-term color stability in light-colored and decorative topcoats.

Typical Applications Of Tongde 3EC154W Waterborne Epoxy Curing Agent

  1. Waterborne epoxy flooring systems for industrial plants, warehouses, and cleanrooms.

  2. Concrete protective coatings in infrastructure projects including bridges, tunnels, and parking decks.

  3. Marine and offshore maintenance coatings requiring low-odor, high-humidity cure capability.

  4. Architectural interior coatings for hospitals, schools, and commercial buildings where indoor air quality is critical.

  5. Repair mortars and grouts for structural rehabilitation of aging concrete substrates.

Specifications Of Tongde 3EC154W Waterborne Epoxy Curing Agent

Chemical TypeAmine adduct (polyamide-modified, water-dispersible)
Product FormOpaque white liquid
AppearanceHomogeneous milky dispersion, no sedimentation after gentle stirring
pH (10% aqueous solution)8.2–8.8
Solids Content (wt%)48–52%
Viscosity (Brookfield RVDV-II+ @ 25°C, spindle #3, 20 rpm)1,800–2,400 cP
Density (25°C)1.06–1.09 g/cm³
Free Amine Value (mg KOH/g)180–210


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