China's new building waterproof material is generally divided into six categories, namely: polymer modified bitumen waterproofing membrane, synthetic polymer waterproofing membrane, construction waterproof coating, building sealing material, rigid waterproof and plugging waterstop material and special waterproof material.

Since China began to apply bitumen linoleum membrane material in the 1950s, asphalt waterproof material has always been the leading product of China's building waterproof material, regardless of variety, quality or output have been rapidly developed. As far as the proportion of the overall structure of new waterproof materials in China is concerned, asphalt-based waterproof materials are still the main products, accounting for about 65% of all waterproof materials, high-molecular waterproof materials accounting for about 15%, and waterproof coatings and other waterproof materials accounting for 20%. %about.

The above content is based on the problems encountered by the students in the actual work, for reference, if you have any questions, please communicate and correct.