| 摘要 |
PROBLEM TO BE SOLVED: To provide a rubber composition excellent in dispersibility of a silica filler, elastic modulus at high temperatures and abrasion resistance. SOLUTION: The rubber composition comprises 100 pts.wt. diene-based rubber, blended with 0.1-30 pts.wt. dry-heat treated silk powder, 40-100 pts.wt. silica-containing reinforcing filler and 3-20 wt.% silane coupling agent based on the silica. COPYRIGHT: (C)2008,JPO&INPIT
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