| 摘要 |
PROBLEM TO BE SOLVED: To provide a biaxially oriented polypropylene film excellent in uniformity of thickness, especially excellent in processability for releasing use. SOLUTION: The biaxially oriented polypropylene film is composed of a copolymer of propylene and anα-olefin having 155-164°C of melting point and≤1.5 wt.%. of cold xylene soluble parts (CSX) and having 65-125μm of film thickness. COPYRIGHT: (C)2008,JPO&INPIT
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