发明名称 |
POLYOLEFIN FILM FOR USE IN COLD SEAL COHESIVE APPLICATIONS |
摘要 |
<p>A polyolefin multilayer film containing a polyolefinic core layer and a first polyolefin skin layer of a blend, wherein the first polyolefin skin layer does not contain a thermoplastic or natural rubber and provides a cold seal receptive surface for a cold seal adhesive is disclosed. The blend includes an ethylene propylene random copolymer at 50-90 wt. % of the skin layer and metallocene catalyzed plastomer at 10-50% wt. % of the skin layer, a metallocene catalyzed isotactic polypropylene polymer or a butene propylene copolymer that contains from 5 wt % to 22 wt % of butene.</p> |
申请公布号 |
EP1436145(B1) |
申请公布日期 |
2006.01.04 |
申请号 |
EP20020786396 |
申请日期 |
2002.10.15 |
申请人 |
TORAY PLASTICS (AMERICA), INC. |
发明人 |
LEE, MARK;MOREAU, LEO;KITCHIN, KEVIN |
分类号 |
B32B27/32;C08L23/08;C08L23/10;C08L23/16 |
主分类号 |
B32B27/32 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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