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.
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
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