Because tar polyurethane waterproof coating environmental pollution, serious harm to human health or safety of life, in 1999 the obsolete prohibited. Eliminated tar polyurethane waterproof coating, so that product quality and environmental performance polyurethane waterproof coating on a new level, to promote China-component, two-component polyurethane waterproof coating development and application promotion. Waterproof cement-based powder coating is generally waterproof coating with hydraulic properties of the polymer emulsion waterproof coating, cement is the main bonding material, under which the role of catalyst deposition, the hydrophobic component, etc., together with cement double component polyurethane waterproof coating, dense structure of the film together form the substrate surface, closed surface cracks, pores, thus clogging the passage of water; and, waterproof coating itself has hydrophobic properties of high-speed rail waterproof coating, can greatly improve newborn surface Surface tension, reduce water wetting ability, thereby enhancing the water repellency treated surface. Long source (Figure) _ _ Qinhuangdao acrylic waterproof coating waterproof coating provided by the Weifang City waterproof material Co., long the source. Weifang City for the source of waterproof material Ltd. (www.jiuyuanfangshui.com) adhere to the "people-oriented" business philosophy, with a professional staff, and strive to provide the best products and services to contribute to society, and to welcome new and old customers to visit us sincere cooperation for a better future. Long waterproof material source - your trusted friend, Company Address: Shouguang City, Shandong Province, Taiwan's first industrial park, contact: Sui Jingli.