| 摘要 |
PROBLEM TO BE SOLVED: To obtain a crystalline polyolefin composition excellent in rigidity. SOLUTION: This composition comprises 100 pts.wt. of a polyolefin, 0.05-1 pt.wt. of sodium-bis(substituted aryl) phosphate and/or a sodium-2,2'-alkylidene- bis(substituted aryl)phosphate, 0.05-1 pt.wt. of a higher fatty acid magnesium slat and/or a higher fatty acid zinc salt, 0.05-1 pt.wt. of 2-hydroxyisobutric acid and/or 2-hydroxyisobyturic acid metal salt, provided that the metal is lithium, magnesium, calcium or zinc.
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