发明名称 Polymer compositions based on linear low density polyethylene and propylene copolymers
摘要 A polymer composition comprising (a) 99 to 75 weight percent of LLDPE and (b) 1 to 25 weight percent of a copolymer of propylene (CP) with 7 to 40 weight % o one or more C4 to C12 alpha-olefins and 0 to 10 weight % of ethylene. The propylene copolymer (CP) has a fusion enthalpy not more than 75 J/g. The composition is readily converted into uniform thickness film by extrusion blowing, and exhibits good hot tack strength during heat-sealing operations.
申请公布号 US4871813(A) 申请公布日期 1989.10.03
申请号 US19870091758 申请日期 1987.08.31
申请人 BP CHEMICALS LIMITED 发明人 SENEZ, ALAIN
分类号 C08L23/06;C08F2/34;C08L23/00;C08L23/08;C08L23/14 主分类号 C08L23/06
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