1. Due to the shrinkage of cement or improper construction, the exterior wall of the building will have cracks, water seepage, water leakage, etc. This problem has aroused widespread concern in the society. It is now necessary to develop the flexibility of integrating decoration, crack prevention and waterproofing. Waterproof wall coating products.
Second, the development of high-performance exterior wall coatings with high weather resistance, stain resistance and color retention performance, to improve the weatherability and stain resistance of water-based latex paints, improve the performance of solvent-based exterior wall coatings.
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