作者: Naohiro Sasaka , 尚博 佐坂 , 修 内野 , Osamu Uchino
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摘要: PROBLEM TO BE SOLVED: To provide a rubber composition for tread of tire without lowering driving stability and braking capability on dry wet road surface, capable much reducing rolling resistance the tire. SOLUTION: The comprises blending component (A) 100 pts.mass, silica (B) 10-200 sulfur-containing silane compound with specified structure (C) 1-30 pts.mass an aromatic vinyl compound-conjugated diene copolymer (D) 2-70 comprising 5-80 mass%, having bond amount in conjugated 10-80 mass% weight-average molecular weight 5,000-500,000 terms polystyrene measured by gel permeation chromatography. COPYRIGHT: (C)2008,JPO&INPIT