| 摘要 |
PROBLEM TO BE SOLVED: To provide a polypropylene material exhibiting excellent printing ink adhesion properties. SOLUTION: The molded article for printing composed of a propylene (PP) copolymer or a composition thereof comprises 100-30 wt.% of a polar group-containing PP copolymer (A) that comprises 94.9-99.99 mol% of a PP unit represented by structural formula (I), 0.01-0.1 mol% of a polar unit represented by structural formula (II) and 0-5 mol% of a non-polar unit represented by structural formula (III) and has an Mw of 20,000-1,000,000, 0-50 wt.% of a PP polymer (B) and 0-20 wt.% of a thermoplastic resin (C) other than the PP polymer, where a mixture of the components (A), (B) and (C) has an MFR of 1-3,000 g/10 min. COPYRIGHT: (C)2008,JPO&INPIT
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