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Low-VOC, waterborne formulation compliant with stringent environmental regulations.
Excellent chemical resistance to alkalis, solvents, and mild acids after full cure.
Superior adhesion to concrete, steel, and other common industrial substrates.
Good pot life and extended working time for efficient application in ambient conditions.
Enables high-gloss, durable film formation without co-solvent requirement.
Waterborne epoxy primers and topcoats for industrial concrete flooring systems.
Protective coatings for above-ground storage tanks and secondary containment structures.
High-performance interior wall and ceiling coatings in food processing and pharmaceutical facilities.
Base resin for low-emission, two-component epoxy mortars and grouts.
Component in corrosion-resistant coating systems for marine and offshore infrastructure.
| Chemical Type | Bisphenol-A based waterborne epoxy dispersion |
| Product Form | Opaque white liquid |
| Appearance | Homogeneous milky dispersion |
| Solids Content (wt%) | 52 ± 1% |
| pH (at 25°C) | 7.0 – 8.0 |
| Viscosity (mPa·s, Brookfield RVT, Spindle #3, 20 rpm, 25°C) | 1,200 – 2,500 |
| Density (g/cm³, 25°C) | 1.06 – 1.10 |
| Free Bisphenol-A (ppm) | < 10 |
Q1: What is the primary function of EPIKOTE 7520-WD-52A in waterborne epoxy systems?
A: EPIKOTE 7520-WD-52A serves as a reactive, low-viscosity waterborne epoxy resin component, designed to provide crosslinking functionality and enhance film formation, adhesion, and chemical resistance in two-component waterborne epoxy coatings and industrial maintenance systems.
Q2: Is EPIKOTE 7520-WD-52A compatible with standard waterborne amine hardeners?
A: Yes — it is formulated for compatibility with commercially available waterborne polyamine and polyamide-amine hardeners. Optimal performance requires matching the resin’s solids content and reactivity profile with the selected hardener; formulation adjustment and cure schedule validation are recommended during system development.
Q3: How does this resin contribute to VOC reduction in finished coatings?
A: As a waterborne epoxy resin, EPIKOTE 7520-WD-52A enables formulators to significantly reduce or eliminate organic solvents typically required in solventborne epoxy systems, supporting compliance with regional VOC regulations and sustainability goals without compromising core performance attributes.
Q4: Can EPIKOTE 7520-WD-52A be used in food-contact or potable water applications?
A: This product is not pre-approved for direct food-contact or potable water applications. Formulators must conduct full regulatory evaluation—including extractables testing and compliance verification with applicable local health and safety authorities—before considering use in such sensitive end uses.
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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
