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POLYPROPYLENE RESIN COMPOSITION FOR HEAT-RESISTANT BIAXIALLY ORIENTED MATTE FILM AND BIAXIALLY ORIENTED FILM PREPARED THEREFROM
POLYPROPYLENE RESIN COMPOSITION FOR HEAT-RESISTANT BIAXIALLY ORIENTED MATTE FILM AND BIAXIALLY ORIENTED FILM PREPARED THEREFROM
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机译:用于耐热双轴取向亚光膜的聚丙烯树脂组合物及其制备方法
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摘要
PROBLEM TO BE SOLVED: To provide a polypropylene resin compsn. which, when formed into a film, gives a biaxially oriented matte film having a sufficient roughness and a good heat resistance. ;SOLUTION: This compsn. comprises 60-90 wt.% propylene homopolymer (A) and 40-10 wt.% high-density polyethylene (B), and the melt viscosity (measured at 230 °C at a shear rate of 100 sec-1) of ingredient B is higher than that of ingredient A by at least 500 Pa.s.;COPYRIGHT: (C)1998,JPO
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