| 摘要 |
PROBLEM TO BE SOLVED: To provide a polypropylene molding material for melt cutting working giving a polypropylene hollow sheet with which a resin and a carbide of a resin and/or an additive do not adhere to a hot wire part in melt cutting working, and a polypropylene hollow sheet therewith. SOLUTION: This polypropylene molding material for melt cutting working contains 0-1 pts.wt. phenol antioxidant (B), 0.01-0.15 pts.wt. phosphorous antioxidant (C), and 0.01-10 pts.wt. carbon black (D) to 100 pts.wt. crystalline propylene polymer (A), and this polypropylene hollow sheet is obtained from the molding material. COPYRIGHT: (C)2003,JPO
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