| 摘要 |
PROBLEM TO BE SOLVED: To provide a unvulcanized rubber composition effective for forming a vulcanized rubber, which has satisfactory processability and is low spring variation with age and is excellent in an adhesion property and a fatigue-resistance property, and to provide a vulcanized rubber prepared by vulcanizing and molding the unvulcanized rubber composition. SOLUTION: The unvulcanized rubber composition comprises 30-60 pts.wt. of a carbon black and 1-2 pts.wt. of sulfur relative to 100 pts.wt. of TS rubber. COPYRIGHT: (C)2009,JPO&INPIT
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