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Low-VOC, water-based formulation compliant with stringent environmental regulations including EU REACH and China VOC Control Standards.
Excellent compatibility with standard waterborne epoxy resins, enabling stable one-component or two-component systems.
Fast ambient-cure capability with good early hardness development (≥80 Shore D after 24 h at 25°C/65% RH).
Superior adhesion to concrete, steel, and aged coatings without primer requirement in many industrial maintenance applications.
Good hydrolytic stability and extended pot life (>4 h at 25°C) when mixed with compatible epoxy dispersions.
Waterborne epoxy floor coatings for pharmaceutical cleanrooms and food processing facilities.
Corrosion-resistant protective coatings for interior steel structures in marine and offshore environments.
High-performance concrete primers and topcoats in commercial infrastructure projects.
Eco-friendly industrial maintenance coatings for machinery, tanks, and pipelines in regulated manufacturing plants.
Low-emission hybrid epoxy-acrylic architectural coatings for interior walls and ceilings.
| Chemical Type | Polyamidoamine-modified aliphatic amine, water-dispersible |
| Product Form | Opaque white to light yellow liquid |
| Appearance | Homogeneous dispersion, no phase separation |
| pH (10% aqueous solution) | 9.2–9.8 |
| Solids Content (wt%) | 52–56% |
| Density (25°C, g/mL) | 1.03–1.06 |
| Viscosity (25°C, mPa·s) | 300–600 (Brookfield LVT, spindle #3, 60 rpm) |
| Free Amine Value (mg KOH/g) | 380–420 |
Q1: What types of epoxy resins is HDH6119 compatible with?
A: HDH6119 is specifically formulated for use with waterborne epoxy dispersions and certain hydrophilically modified bisphenol-A or bisphenol-F based epoxy emulsions. It is not recommended for solvent-based or 100% solids epoxy systems without prior compatibility testing.
Q2: How does HDH6119 affect pot life and film formation in waterborne epoxy coatings?
A: HDH6119 offers a balanced reactivity profile—providing sufficient pot life for application (typically several hours under ambient conditions) while enabling efficient coalescence and crosslink development during ambient or mild thermal curing. Film formation is supported by its surfactant-stabilized dispersion and low-VOC character.
Q3: Can HDH6119 be used in food-contact or hygiene-critical coating applications?
A: HDH6119 is designed for industrial protective and decorative coatings. While it contains no intentionally added heavy metals or formaldehyde, it has not been certified for direct food-contact applications. Formulators must conduct full regulatory evaluation—including extractables testing and compliance verification—before use in hygiene-sensitive environments.
Q4: What are the recommended storage conditions for HDH6119?
A: Store in original sealed containers at temperatures between 5 °C and 30 °C, away from freezing conditions and direct sunlight. Prolonged exposure to high humidity or temperature extremes may affect dispersion stability; always inspect for phase separation or viscosity change before use.
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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
