Alkali resistance Polypropylene has good chemical resistance of polypropylene, in addition to concentrated nitric Which polypropylene, concentrated caustic soda, the polypropylene acid and alkali resistance performance is good, so is suitable for use as filter materials and packaging materials. Avoid fats and impact polypropylene polyethylene material exposure to chemical properties. Waterproof polypropylene types _ Shouguang Tianxiang (certified) _ sunshine polypropylene provided by Shouguang City Tianxiang waterproof material plant. Shouguang City Tianxiang waterproof material plant (www.txfscl.com) Shandong Weifang, waterproof, moisture-proof materials, leaders, 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 a waterproof Shouguang Tianxiang a better future.