Qingdao Exceed Fine Chemicals Co.,Ltd
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Single Component Paint Polyurethane PU Waterproofing Coating
1. Product Description
water based polyurethane waterproof coating is single component emulsion polymer waterproof coating ,its basal component is polyurethane emulsion. And the greatest advantage is friendly to environment.
2. Characteristics
3. Physical properties
| No. | Test Item | Index | ||
| I | II | |||
| 1 | Tensile strength(Mpa)≥ | 1.0 | 1.5 | |
| 2 | Elongation at break(%)≥ | 300 | ||
| 3 | Low temperature flexibility | -10℃ no crack | -20℃ no crack | |
| 4 | Impermeability(0.3MPa,30min) | No leakage | ||
| 5 | Solid content(%)≥ | 65 | ||
| 6 | Drying time,tack free time(h)≤ | 4 | ||
| 7 | Drying time, curing time(h)≤ | 8 | ||
| 8 | Conservation rate of tensile strength after treatment, % | heat treatment, ≥ | 200 | |
| alkali treatment, ≥ | ||||
| acid treatment, ≥ | ||||
| artificial weathering aging treatment, ≥ | - | 200 | ||
| 9 | Extention and shrinkage after heating, % | extention ≤ | 1.0 | |
| shrinkage ≤ | 1.0 | |||