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Patent Searching and Data


Title:
THIN FILM, BASE FILM, WATERPROOF COILED MATERIAL AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/052943
Kind Code:
A1
Abstract:
The present invention provides a thin film for a waterproof coiled material. The thin film comprises the following components by mass percentage: 0.5-20% of a fiber, 0.03-4% of a lubricant, 2-20% of an elastic additive, 48%-97% of a carrier, and 0-10% of other auxiliary agents. The thin film of the present invention has a thickness of less than 0.4 mm, a high flatness and good uniformity; and the prepared thin film has a large elongation rate, a small shrinkage rate, good dimensional stability and good waterproof performance, does not curl, and does not undergo delamination, thereby overcoming all the known problems present in the existing waterproof base films and waterproof surface films. The present invention further provides a base film, a waterproof coiled material and a thin film, and use of the base film and the waterproof coiled material.

Inventors:
PANG ZHIQING (CN)
Application Number:
PCT/CN2021/117143
Publication Date:
March 17, 2022
Filing Date:
September 08, 2021
Export Citation:
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Assignee:
PANG ZHIQING (CN)
International Classes:
C08K7/14; B29B9/06; B29C48/92; C08J5/18; C08K3/34; C08L23/12
Foreign References:
CN111892776A2020-11-06
CN110423407A2019-11-08
EP0622172A11994-11-02
Attorney, Agent or Firm:
ZHIHAN LAW FIRM (CN)
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