发明名称 |
BIAXIALLY ORIENTED POLYPROPYLENE FILM WITH HIGH HEAT SEAL STRENGTH |
摘要 |
A laminate film including a first polyolefin heat sealable resin layer and a second core layer including of a blend of 5-15 wt % of a metallocene-catalyzed butene-propylene or ethylene-propylene thermoplastic elastomer or ethylene-propylene plastomer or blends thereof which exhibit an isothermal crystallization temperature of 60° C. or less and 95-85 wt % of a crystalline propylene homopolymer is disclosed. The laminate film may include additional layers such as a third polyolefin resin-containing layer disposed on the side of the core layer opposite the heat sealable layer, a metal layer, or combinations thereof.
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申请公布号 |
US2009087648(A1) |
申请公布日期 |
2009.04.02 |
申请号 |
US20080240350 |
申请日期 |
2008.09.29 |
申请人 |
TORAY PLASTICS (AMERICA), INC. |
发明人 |
LEE MARK S. |
分类号 |
B32B5/00;B29C47/00;B32B33/00 |
主分类号 |
B32B5/00 |
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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