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Waterborne, low-VOC formulation compliant with stringent environmental regulations.
Enables fast ambient-cure performance with excellent early hardness development.
Provides outstanding adhesion to concrete, steel, and other industrial substrates.
Delivers superior chemical resistance in aggressive environments including mild acids and alkalis.
Compatible with a broad range of waterborne epoxy resins for flexible formulation design.
Industrial flooring systems for warehouses and manufacturing facilities.
Concrete primers and protective coatings for infrastructure projects.
Water-based epoxy topcoats for food processing and pharmaceutical cleanrooms.
Low-emission protective coatings for transportation and marine maintenance.
High-performance coatings for HVAC ductwork and metal fabrication.
| Chemical Type | Aliphatic polyamine adduct |
| Product Form | Waterborne dispersion |
| Appearance | Opaque white to off-white liquid |
| pH (25°C) | 8.0 – 9.0 |
| Solids Content (wt%) | 48 – 52 |
| Viscosity (mPa·s, Brookfield LVT, #3 spindle, 20 rpm, 25°C) | 1,200 – 2,500 |
| Density (g/cm³, 25°C) | 1.02 – 1.06 |
| Freeze-Thaw Stability | Stable after three cycles |
Q1: What is the primary application profile for EPIKURE 8545-W-52?
A: EPIKURE 8545-W-52 is a waterborne polyamine-based curing agent designed for use in low-VOC, high-performance epoxy coatings and adhesives—particularly where ambient-cure performance, good pot life, and excellent adhesion to damp or alkaline substrates (e.g., concrete) are required.
Q2: How does EPIKURE 8545-W-52 differ from solventborne epoxy curing agents?
A: Unlike traditional solventborne counterparts, EPIKURE 8545-W-52 is formulated as a stable aqueous dispersion, enabling formulators to significantly reduce VOC content while maintaining robust film formation, chemical resistance, and mechanical properties after cure—without requiring specialized ventilation or solvent recovery infrastructure.
Q3: Can EPIKURE 8545-W-52 be used with standard liquid epoxy resins?
A: Yes—it is compatible with common bisphenol-A and bisphenol-F based liquid epoxy resins, as well as many modified epoxy dispersions. Optimal performance typically requires resin selection and formulation adjustments to ensure colloidal stability, coalescence behavior, and cure kinetics align with the intended application.
Q4: What are key handling and storage considerations?
A: Store in original sealed containers at temperatures between 5 °C and 30 °C. Avoid freezing and prolonged exposure to elevated temperatures. Prior to use, ensure thorough mixing to re-disperse any settled material; do not dilute with tap water unless compatibility has been verified in the final formulation.
Q5: Is EPIKURE 8545-W-52 suitable for food-contact or potable water applications?
A: EPIKURE 8545-W-52 is not pre-qualified for direct food-contact or potable water applications. Formulators seeking regulatory compliance for such end uses must conduct full system-level testing and validation per applicable regional requirements, as performance depends on the complete cured matrix—including resin choice, additives, and cure conditions.
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E-mail: wangxingqiang@ericwchem.com
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