PROBLEM TO BE SOLVED: To provide a manufacturing method of a rubber composition for tire having low fuel consumption, abrasion resistance and wet grip performance which are improved in a good balance.SOLUTION: There is provided a manufacturing method of a rubber composition for tire containing butadiene rubber (A1), isoprene rubber (A2), silica (B), carbon black (C), a coupling agent represented by the following chemical formula (1) (D) and a vulcanization-based agent containing a vulcanizer and a vulcanization accelerator (E) and including (Process X1) a process X1 for mixing A1, a part of B, a part of D and optionally a part of E, (Process X2) a process X2 for mixing the mixture of the Process X1, A2, residual amount of B, residual amount of D and optionally a part of E and (Process F) a process F for mixing the mixture of the Process X2 and residual amount of E. Chemical formula (1) (CHO)-Si-(CH)-S-CO-CH.SELECTED DRAWING: None
【課題】低燃費性、耐摩耗性、およびウェットグリップ性能がバランス良く改善されたタイヤ用ゴム組成物の製造方法を提供すること。【解決手段】ブタジエンゴム(A1)、イソプレン系ゴム(A2)、シリカ(B)、カーボンブラック(C)、下記化学式(1)で示されるカップリング剤(D)、ならびに加硫剤および加硫促進剤を含む加硫系薬剤(E)を含有するタイヤ用ゴム組成物の製造方法であって、(工程X1)A1、Bの一部、Dの一部、および任意でEの一部を混練りする工程X1、(工程X2)工程X1の混練物、A2、Bの残量、Dの残量、および任意でEの一部を混練りする工程X2、ならびに(工程F)工程X2の混練物、およびEの残量を混練りする工程Fを含むタイヤ用ゴム組成物の製造方法。化学式(1) (CpH2p+1O)3−Si−(CH2)q−S−CO−CkH2k+1【選択図】なし
MANUFACTURING METHOD OF RUBBER COMPOSITION FOR TIRE AND TIRE
タイヤ用ゴム組成物の製造方法およびタイヤ
2016-07-11
Patent
Electronic Resource
Japanese
IPC: | C08J Verarbeitung , WORKING-UP / B60C VEHICLE TYRES , Fahrzeugreifen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |
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