, Polyvinyl alcohol glue was prepared containing 5% to 15% of cement weight of cement paste adhesive PP 4 specification, stirring must be uniform, no precipitation, no clots. No segregation phenomenon can be used for preparing flame retardant polypropylene fibers. P - bromine synergistic flame retardant system for polypropylene fiber has good flame retardant effect polypropylene Which cheap, low environmental pollution, and phosphorus - nitrogen synergistic flame retardant system for polypropylene fiber has better resistance burning effect, but the relatively high application conditions in polypropylene fibers. Polyether urethane sealing material used. Such as the use of other sealing materials should not contain mineral oil, petroleum jelly and other chemicals that affect performance polyethylene products. Specifications _ Shouguang Tianxiang waterproof polypropylene (Online) _ Qu polypropylene provided by Shouguang City Tianxiang waterproof material plant. Shouguang City Tianxiang waterproof material plant (www.txfscl.com) Shandong Weifang, waterproof, moisture-proof material leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Shouguang Tianxiang waterproof leadership with the staff warmly welcome all inquiries negotiations to create Shouguang Tianxiang waterproof better future.