Waterborne Epoxy Resin Hardener
We are a manufacturer based in China. We specialize in providing high-quality Waterborne Epoxy Resin Hardener for industrial clients across various sectors. Whether you need chemicals consultation or technical support, our team is here to help.
Category：Paint chemicals Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
Performance Features
Low odor, great hardness, excellent adhesion, film
fullness, abrasion resistance, and water resistance.
Use in combination with epoxy resin for anti-corrosive
flooring, glass, or stone carpet coatings
Waterborne Epoxy Resin Hardener: Properties and Applications
Table 1: Key Characteristics of Waterborne Epoxy Hardeners
| Property | Typical Value | Significance |
|---|---|---|
| Appearance | Milky liquid | Visual quality indicator |
| Solid Content | 40-60% | Determines film build |
| pH Value | 7.0-9.5 | Stability and compatibility |
| VOC Content | <50 g/L | Environmental compliance |
| Pot Life | 2-8 hours | Application window |
| Cure Time | 16-24 hours | Full cure at 25°C |
Table 2: Comparison with Solvent-Based Hardeners
| Parameter | Waterborne | Solvent-Based |
|---|---|---|
| VOC Emission | Very Low | High |
| Odor | Minimal | Strong |
| Cure Speed | Slower | Faster |
| Film Clarity | Slightly hazy | Crystal clear |
| Substrate Wetting | Good | Excellent |
Table 3: Common Application Areas
| Industry | Application | Benefits |
|---|---|---|
| Flooring | Industrial coatings | Low odor, easy cleanup |
| Construction | Concrete sealers | Deep penetration |
| Marine | Boat hull coatings | Corrosion resistance |
| Automotive | Primer coatings | Eco-friendly |
| Woodworking | Furniture finishes | Non-yellowing |
Table 4: Mixing and Application Guidelines
| Parameter | Specification |
|---|---|
| Mixing Ratio | 2:1 to 4:1 (resin:hardener) |
| Application Temp | 10-35°C |
| Relative Humidity | 40-70% |
| Recoat Time | 4-6 hours |
| Tool Cleaning | Water washable |
Table 5: Performance Data
| Test | Method | Result |
|---|---|---|
| Adhesion | ASTM D4541 | >3 MPa |
| Chemical Resistance | ASTM D1308 | 24h exposure |
| Abrasion | ASTM D4060 | <50mg loss |
| Flexibility | ASTM D522 | Pass 6mm mandrel |
| Gloss (60°) | ASTM D523 | 80-90 units |
Waterborne epoxy hardeners provide an environmentally friendly alternative to traditional systems while maintaining excellent performance characteristics. Their low VOC content and easy water cleanup make them particularly suitable for indoor applications where air quality is a concern.
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