TRUCK AND BUS TIRE
PROBLEM TO BE SOLVED: To provide a truck and bus tire comprising a cap tread comprising a rubber composition having improved fuel economy, fracture strength, wear resistance, and wet grip performance in a balanced manner.SOLUTION: This invention relates to a truck and bus tire comprising a cap tread...
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Main Authors | , , |
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Format | Patent |
Language | English Japanese |
Published |
03.08.2015
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Subjects | |
Online Access | Get full text |
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Summary: | PROBLEM TO BE SOLVED: To provide a truck and bus tire comprising a cap tread comprising a rubber composition having improved fuel economy, fracture strength, wear resistance, and wet grip performance in a balanced manner.SOLUTION: This invention relates to a truck and bus tire comprising a cap tread comprising a rubber composition comprising a rubber component, silica, and conductive carbon black, wherein in the rubber component 100 mass%, the content of a conjugated diene polymer having a specific monomer unit 5 is mass% or more, and based on the rubber component 100 pts.mass, the content of the silica is 5-150 pts.mass.
【課題】低燃費性、耐破壊強度、耐摩耗性、及びウェットグリップ性能をバランス良く改善できるゴム組成物で構成されるキャップトレッドを備えるトラック・バスタイヤを提供する。【解決手段】ゴム成分と、シリカと、導電性カーボンブラックとを含有し、前記ゴム成分100質量%中、特定の単量体単位を有する共役ジエン系重合体の含有量が5質量%以上であり、前記ゴム成分100質量部に対する前記シリカの含有量が5〜150質量部であるゴム組成物で構成されるキャップトレッドを備えるトラック・バスタイヤに関する。【選択図】なし |
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Bibliography: | Application Number: JP20140015984 |