作者: Takashi Yamawaki
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摘要: The present invention provides a butene-1 polymer film which comprises composition comprising 100 parts by weight of having melt index 0.1-20 g/10 min, ratio weight-average molecular weight/number-average 3-12 and maximum melting point 60°-140° C. measured differential scanning calorimetric analysis method 200 or less an olefin has tensile modulus 500-8,000 kg/cm 2 , tear strength in TD MD 10 (MD/TD TD/MD) 4 more. further laminated the above different polyolefin resin layer on at least one surface film.