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Low-VOC, water-based formulation compliant with stringent environmental regulations including EU REACH and US EPA guidelines.
Excellent compatibility with standard waterborne epoxy resins, enabling stable emulsion formation and extended pot life.
Fast ambient-cure capability at 20–25°C, achieving >90% crosslink density within 24 hours without forced drying.
Superior adhesion to concrete, steel, and aged coatings—even under high-humidity conditions (up to 85% RH).
Non-yellowing performance ideal for topcoats and architectural applications requiring long-term color stability.
Waterborne epoxy floor coatings for industrial facilities and cleanrooms.
Concrete repair mortars and protective overlays in infrastructure projects.
Anti-corrosive primers for marine and offshore steel structures.
Green building-certified interior wall and ceiling coatings.
Hybrid binder systems in low-emission decorative terrazzo and polished concrete finishes.
| Chemical Type | Aliphatic polyamine modified with hydrophilic groups |
| Product Form | Liquid dispersion |
| Appearance | Transparent to slightly opalescent, light amber liquid |
| pH (25°C) | 9.2–9.8 |
| Solids Content (wt%) | 55–58% |
| Viscosity (mPa·s, 25°C) | 250–400 |
| Density (g/cm³, 25°C) | 1.04–1.07 |
| Storage Stability | ≥12 months at 5–30°C in sealed container |
Q1: What types of waterborne epoxy resins is 3EC151W compatible with?
A: 3EC151W is formulated for broad compatibility with common anionic and non-ionic waterborne epoxy dispersions, including bisphenol-A and bisphenol-F based systems. Optimal performance is typically achieved with resins having moderate to high epoxy equivalent weight and good colloidal stability in aqueous media.
Q2: How does 3EC151W contribute to film formation and final coating properties?
A: As a reactive polyamine-based curing agent, 3EC151W enables ambient or mild-heat crosslinking to yield coatings with improved hardness, chemical resistance, and adhesion to substrates such as concrete, steel, and galvanized metal. Its waterborne nature supports low-VOC film formation with reduced surface defects and good coalescence under typical drying conditions.
Q3: Can 3EC151W be used in food-contact or hygiene-critical applications?
A: While 3EC151W is designed for industrial protective and architectural coatings, it is not pre-qualified for direct food-contact applications. Formulators intending use in hygienic environments (e.g., pharmaceutical facilities or food processing plants) should conduct full system testing and consult applicable local regulatory requirements prior to deployment.
Q4: What are the recommended storage and handling conditions for 3EC151W?
A: Store in original sealed containers at temperatures between 5 °C and 30 °C, away from direct sunlight and freezing conditions. Prolonged exposure to high humidity or elevated temperatures may affect viscosity and reactivity over time. Always ensure adequate ventilation during handling, and refer to the Safety Data Sheet for personal protective equipment guidance.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
