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ELASTOMERIC FILMS HAVING LOW TEAR PROPAGATION
专利权人:
CLOPAY PLASTIC PRODUCTS COMPANY; INC.
发明人:
Iyad MUSLET,Jerry WESTERKAMP
申请号:
US15901240
公开号:
US20180264163A1
申请日:
2018.02.21
申请国别(地区):
US
年份:
2018
代理人:
摘要:
Multilayer thermoplastic films, and laminates and articles comprising the films, wherein the film comprises at least one inner layer and at least two outer layers, wherein the inner layer comprises a polymeric composition comprising from about 55% to about 95% of one or more non-hydrogenated styrenic block copolymers, olefinic block copolymers, or combinations thereo; and each outer layer comprises at least 20% polypropylene and has a thickness of from about 5% to about 15% of the total film thickness, and further wherein the film has a constant force tear propagation of about 20% or less.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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