| 摘要 |
A thermoplastic polymer composition contains polypropylene, uncrosslinked ethylene propylene copolymer rubber, an ionomeric copolymer, a copolymer of ethylene and glycidyl acrylate or glycidyl methacrylate, inorganic filler and optionally an uncrosslinked ethylene propylene copolymer rubber grafted with an .alpha.,.beta.-unsaturated carboxylic acid or an anhydride thereof is disclosed. These compositions are, in particular, suitable for forming automobile instrument panel skins, and can be calendered at elevated temperatures without sticking to the calender rolls.
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