Xiamen WangQin Chemical Technology Co., Ltd.
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WL-AD201 water based 2k epoxy resin
WL-AD201 is an aqueous epoxy dispersion engineered for formulating high-performance waterborne epoxy coatings when paired with compatible waterborne epoxy curing agents. This product is specifically designed for anti-corrosion primers and epoxy floor paints for across diverse metal substrates.
✓ Accelerated surface drying
✓ Broad wet-on-wet process compatibility
✓ Rapid hardness development
✓ Extended pot life
Physical Property
| Appearance | Milky white liquid |
| Non-volatile matter (Wt, %) | 54±2 |
| Viscosity (mPa ·s) (25℃) | 500 ~ 8000 |
| Epoxy equivalent (supplied form) (g/Eq) | 1060±50 |
WL-AC046 is a water-soluble modified polyamine adduct engineered for formulating high-performance waterborne epoxy coatings when combined with epoxy emulsions. Specifically designed for corrosion-resistant primers and epoxy floor coatings on diverse metal substrates, it delivers:
Key Performance Attributes:
Technical Advantages:
This curing agent enables efficient multi-coat application cycles through its optimized reactivity profile. The formulation achieves early physical property development without compromising workability, while its superior chemical resistance ensures long-term substrate protection in demanding environments.
Physical Property
| Item | Value | Testing Method |
| Appearance | Light yellow transparentliquid | Visual |
| Non-Volatile content(%) | 60±2 | GB/T 1725-2007 |
| Viscosity(mPa.s)(25℃) | 8000~ 18000 | GB/T 21059-2007 |
| Active hydrogen equivalent | 200± 10 |
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The active hydrogen equivalent of WL-AC046 is relatively low, and the overall cost of primer can be reduced by 20% compared with other similar products.
|
| WL-AC046 | Other1 | Other2 |
| Active hydrogen equivalent (supply form g/Eq) | 200 | 150 | 415 |
| 1kg WL-AD201 epoxy emulsion supporting curing agent dosage/g | 151.0 | 116.5 | 322.3 |
Surface drying can be achieved in 7-15 minutes above 5℃ and is suitable for "wet-on-wet" process
Salt spray resistance ≥ 500h
Activation period at 35℃ > 5h
Good construction thixotropy and excellent anti-sagging performance
| With WL-AD201 epoxy emulsion | WL-AC046 |
| State when A.B is mixed | Slightly thickened |
| Surface drying time (Laboratory 150um wire rod scraping tinplate 26℃/50-55%RH with wind) | 10min |
| Anti-sagging (Control the same construction viscosity) | 175um |
| WL-AD201/WL-AC046 35℃ Validity period performance test | ||||||
| Time | Viscosity | Adhesion | Gloss | Hardness | Flexibility | Impact |
| 0h | 68.8KU | Level 0 | 0.7/5.9/31.4 | 2H | 1mm | 50cm |
| 1h | 63.8KU | Level 0 | 0.5/3.0/18.1 | 2H | 1mm | 50cm |
| 2h | 64.3KU | Level 0 | 0.5/2.8/17.1 | 2H | 1mm | 50cm |
| 3h | 65.2KU | Level 0 | 0.5/3.0/16.8 | 2H | 1mm | 50cm |
| 4h | 67.1KU | Level 0 | 0.5/2.8/14.4 | 2H | 1mm | 40cm |
Status 4 hours after Validity period performance test
l 35℃ 4h Adhesion remains unchanged (level 0 )
l Adhesion remains unchanged
l Viscosity remains stable
Case sharing: A mechanical equipment manufacturing company (WL-AD201+WL-AC046 epoxy primer)