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Low-VOC, waterborne polyisocyanate dispersion enabling compliant coatings formulations.
Excellent compatibility with acrylic, polyester, and hybrid waterborne resins.
Fast ambient-cure performance with good pot life (≥4 hours at 25°C).
Enhanced film hardness and chemical resistance in cured coatings.
Non-yellowing chemistry suitable for clearcoats and light-colored topcoats.
Waterborne industrial maintenance coatings for metal substrates.
Architectural and decorative waterborne topcoats for interior/exterior use.
Wood finishing coatings requiring low odor and rapid handling.
Automotive refinish clearcoats and basecoat/clearcoat systems.
Plastic coatings for ABS, PC, and PP substrates with adhesion promoters.
| Chemical Type | Aliphatic polyisocyanate dispersion (HDI-based) |
| Product Form | Opaque white to off-white liquid |
| Appearance | Homogeneous aqueous dispersion |
| Solids Content (wt%) | 50 ± 2% |
| pH (at 25°C) | 7.5 – 8.5 |
| Viscosity (mPa·s, 25°C, Brookfield RVT, spindle #3, 20 rpm) | 150 – 350 |
| NCO Content (wt%) | 6.8 – 7.2 |
| Primary Applications | Two-component waterborne polyurethane coatings |
Q1: What types of waterborne resins is Easqua X M501 compatible with?
A: Easqua X M501 is specifically designed for use with aqueous acrylic, polyurethane dispersion (PUD), and hybrid waterborne systems. It demonstrates good compatibility and reactivity across a broad pH range and is particularly effective in formulations requiring low VOC and fast ambient-cure performance.
Q2: How does Easqua X M501 contribute to film formation and final coating properties?
A: As a waterborne curing agent, Easqua X M501 promotes crosslinking during drying and ambient cure, enhancing hardness, chemical resistance, and scrub resistance without compromising flexibility or adhesion. It supports the development of clear, non-yellowing films suitable for high-end decorative and protective coatings.
Q3: Is Easqua X M501 suitable for low-temperature curing applications?
A: Yes — Easqua X M501 is engineered to deliver efficient crosslinking at ambient and moderately low temperatures (down to approximately 10 °C), making it well-suited for indoor applications and energy-efficient manufacturing processes where forced drying is limited.
Q4: What are the recommended storage conditions for this product?
A: Store Easqua X M501 in its original sealed container in a cool, dry, and well-ventilated area, away from direct sunlight and sources of heat. Optimal storage temperature is between 5 °C and 30 °C. Avoid freezing, as prolonged exposure to sub-zero temperatures may affect stability and performance.
Q5: Can Easqua X M501 be used in food-contact or child-safe coating formulations?
A: Easqua X M501 is not pre-certified for direct food contact or regulated toy safety standards. Its suitability for such applications depends on full formulation evaluation, including migration testing and compliance verification by the end-user under applicable regional regulations.
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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
