Because tar polyurethane waterproof coating environmental pollution, serious harm to human health or safety of life, in 1999 the obsolete two-component polyurethane waterproof coating is prohibited. Eliminated tar polyurethane waterproof coating color polyurethane waterproof coating, polyurethane waterproof coating product quality and environmental performance to a new level acrylic waterproof coating, promote China-component, two-component polyurethane waterproof coating development and application promotion. Polyurethane waterproof materials and simple construction technology, the coating polyurethane waterproof coating is mainly applied to the bathroom, roof or basement waterproofing. Its operating process is like this: 1, clean up grass surface detail treatment → → → brushing primer formulated primer (corresponding to cold base oil) → detail affiliated layer construction → → second time the first pass coating film → third time waterproof coating layer construction → waterproof layer test the water → protective layer facing layer construction → waterproof layer → waterproof layer to test the water twice acceptance. 2, before waterproof layer construction, dust and other debris should be cleaned surface of the substrate, and wipe with a clean, damp cloth. Zhangjiakou waterproof coating, long the source, polymer emulsion waterproof coating provided by the Weifang City waterproof material Co., long the source. "Waterproof coating, capillary crystalline active parent material, polyethylene third polyester, polypropylene special dry glue" preferred source of Weifang City for waterproof materials Limited (www.jiuyuanfangshui.com), the company is located: Shouguang City, Shandong Province, Taiwan's first industrial park, for many years come, long a source of waterproof material to provide customers with the best quality service, contact: Sui Jingli. Welcome to the new and old customers call, letter, visit the guide, business negotiations. Source of long waterproof material expect to be your long-term partner!