| 摘要 |
PROBLEM TO BE SOLVED: To provide a non-crosslinking polypropylene-based foamed and stretched film having uniform minute foamed cells, without breaking the foamed cells by stretching, excellent in appearance, having pearl-like gloss, and excellent in recycling property. SOLUTION: The polypropylene-based foamed and stretched film is produced by stretching, in at least one direction, a propylene resin composition which is provided by compounding 0.05-6.0 pts.wt blowing agent to 100 pts.wt polymer mixture comprising 10-100 wt.% propylene polymer (X) meeting specific requirements (i)-(vi) and 0-90 wt.% propylene polymer (Y). COPYRIGHT: (C)2010,JPO&INPIT
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