Waterborne Epoxy Resin
We are a manufacturer based in China, specializing in high-quality Waterborne Epoxy Resin for industrial clients worldwide. Technical support and custom formulation available.
Category：Paint chemicals | Brand：MT
Factory Direct
7-30 Days Lead Time
MOQ: 100KG
Global Export
Introduction
Performance Features
Anti-corrosion, water resistance, fast-drying, high hardness, inter-layer adhesion
Waterborne Epoxy Resin: Overview and Key Properties
| Category | Details |
|---|---|
| Chemical Type | Epoxy resin dispersion in water |
| Dispersion Type | Anionic/nonionic |
| Epoxy Equivalent Weight (EEW) | 400–1.500 g/eq |
| Key Feature | Low VOC, high corrosion resistance |
Physical & Chemical Properties
| Property | Typical Value |
|---|---|
| Solid Content | 40–60% |
| Viscosity (25°C) | 100–1.000 mPa·s |
| pH | 6.0–8.5 |
| Particle Size | 100–500 nm |
| Density | 1.05–1.15 g/cm³ |
Curing Systems
| Curing Agent | Cure Conditions | Features |
|---|---|---|
| Waterborne Amine | 5–30°C, 24–72 hrs | Low-temperature cure |
| Polyamide | 10–40°C, 12–48 hrs | Flexible films |
| Phenalkamine | 0–25°C, 8–24 hrs | Moisture tolerance |
Applications
| Industry | Use Case | Key Benefit |
|---|---|---|
| Industrial Coatings | Metal protection | Salt spray >1.000 hrs |
| Flooring | Concrete sealers | Chemical resistance |
| Automotive | Primer coatings | Adhesion to multiple substrates |
| Marine | Ship hull coatings | Water immersion resistance |
Formulation Components
| Component | Function | Typical % |
|---|---|---|
| Resin Dispersion | Base material | 60–80% |
| Curing Agent | Crosslinking | 20–40% |
| Coalescent | Film formation | 2–5% |
| Corrosion Inhibitors | Metal protection | 1–3% |
Performance Advantages
| Feature | Comparative Benefit |
|---|---|
| VOC Content | <50 g/L vs. >300 g/L (solvent-borne) |
| Adhesion (Wet) | ASTM D4541 >4 MPa |
| Recoatability | Intercoat adhesion without sanding |
Safety & Handling
| Parameter | Requirement |
|---|---|
| Flash Point | Non-flammable |
| Storage | 6–12 months @ 5–30°C |
| Freeze-Thaw Stability | 3–5 cycles |
Market Data
| Segment | Market Share | Growth (CAGR) |
|---|---|---|
| Protective Coatings | 50% | 7.8% |
| Flooring | 30% | 6.5% |
| Automotive | 20% | 8.2% |
Comparison with Solvent-borne Epoxy
| Property | Waterborne | Solvent-borne |
|---|---|---|
| VOC Emission | 85% lower | High |
| Cure Speed | Slower | Faster |
| Film Build | Thinner per coat | Higher build |
Key Benefits and Limitations
| Advantages | Limitations |
|---|---|
| Environmentally compliant | Longer curing in humid conditions |
| Easy water cleanup | Higher cost than conventional epoxies |
| Safe for confined spaces | Requires precise mixing ratios |
Summary
Waterborne epoxy resins combine environmental benefits with robust protective properties, making them ideal for industrial and architectural applications where VOC compliance is critical.
Inquiry
We'll reply within 24 hours
Or contact us directly:
