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GB 1 type polyurethane waterproof coating
GB 1 type polyurethane waterproof coating
DTPU-401 (single component), DTPU-4021 (two-component) polyurethane waterproof coating eleven isocyanate, polyether polyol as the main raw material, with various additives and fillers by addition reaction, it is An environmentally-friendly waterproof coating is uniformly coated on a construction base by tools such as a scraper and a roller, and the reaction is consolidated into a waterproof coating which is elastic, strong and durable. Accelerators can be used to accelerate the curing process and improve low temperature film forming properties.
Product index
Executive standard GB/T 19250-2013
|
project |
National standard type I |
DTPU-401 |
DTPU-402 |
|
Tensile strength / MPa ≥ |
2.00 |
2.8 |
2.8 |
|
Elongation at break /% ≥ |
500 |
900 |
700 |
|
Tear strength / (N / mm) ≥ |
15 |
19 |
17 |
|
Low temperature bending / oC ≤ |
-35 oC without crack |
No crack |
No crack |
|
Impervious to water (O.3MPa 120min) |
impermeable |
impermeable |
impermeable |
|
Solid content / (%) ≥ |
80 |
92 |
92 |
|
Dry time / h ≤ |
12 |
8 |
6 |
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