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Low-VOC, waterborne formulation compliant with stringent environmental regulations including EPA and EU REACH.
Excellent chemical resistance to alkalis, solvents, and mild acids in cured film applications.
Superior adhesion to steel, concrete, and galvanized substrates without primer requirement.
Good pot life stability when mixed with compatible amine hardeners (e.g., EPIKURE 3273-WH).
Optimized for ambient-cure performance with rapid development of handling strength.
Industrial maintenance coatings for steel structures and process equipment.
Water tank linings and potable water infrastructure coatings.
Concrete floor primers and intermediate coats in commercial and institutional facilities.
Marine splash zone and offshore platform protective coatings.
Food processing plant flooring systems requiring FDA-compliant cured-film safety.
| Chemical Type | Bisphenol-A based waterborne epoxy dispersion |
| Product Form | Off-white to light tan aqueous dispersion |
| Appearance | Opaque, homogeneous liquid |
| Solids Content (wt%) | 52–54% |
| pH (at 25°C) | 7.5–8.5 |
| Viscosity (Brookfield, #3 spindle, 20 rpm, 25°C) | 1,500–3,000 cP |
| Density (25°C) | 1.05–1.08 g/cm³ |
| Free Bisphenol-A (ppm) | <10 ppm |
Q1: What is the primary function of EPIKOTE 6520-WH-53 in waterborne coating systems?
A: EPIKOTE 6520-WH-53 serves as a reactive epoxy resin component in waterborne industrial coatings, providing enhanced crosslink density, chemical resistance, and adhesion—particularly when paired with compatible amine-based curing agents.
Q2: Can this resin be used in food-contact or potable water applications?
A: EPIKOTE 6520-WH-53 is not pre-qualified for direct food-contact or potable water applications. Formulators must conduct full regulatory evaluation—including extraction testing and compliance verification—based on final cured film composition and intended use conditions.
Q3: How does EPIKOTE 6520-WH-53 differ from conventional solventborne epoxy resins?
A: Unlike solventborne epoxies, EPIKOTE 6520-WH-53 is supplied as a stable aqueous dispersion, enabling lower VOC content, reduced odor, and improved workplace safety—without compromising core epoxy performance attributes such as hardness development and substrate wetting.
Q4: What types of curing agents are typically compatible with this resin?
A: It is designed to react efficiently with water-dispersible aliphatic or cycloaliphatic polyamines, as well as certain latent amine adducts. Compatibility and cure kinetics should be verified experimentally for each specific formulation.
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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
