发明名称 |
Method of making a heat-sealable oriented polypropylene film |
摘要 |
A heat-sealable oriented plastic film comprising an oriented polypropylene film having on at least one surface a heat-sealable layer comprising a predominantly linear random copolymer of ethylene and up to 12 mole percent of at least one further alpha-olefin having at least three carbon atoms per molecule.
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申请公布号 |
US4198256(A) |
申请公布日期 |
1980.04.15 |
申请号 |
US19780876227 |
申请日期 |
1978.02.09 |
申请人 |
BRITISH CELLOPHANE LTD |
发明人 |
ANDREWS, WILLIAM J;PHILPOTT, WILLIAM J M |
分类号 |
B32B27/00;B32B27/32;C08J7/04;(IPC1-7):B32B27/08 |
主分类号 |
B32B27/00 |
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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