| 摘要 |
PROBLEM TO BE SOLVED: To provide a manufacturing method of a rubber composition for tire having low fuel consumption, abrasion resistance, wet grip performance and conductivity which are improved in a good balance.SOLUTION: There is provided a manufacturing method of a rubber composition for tire containing a rubber component containing at least one kind selected from a group consisting of natural rubber and diene-based synthetic rubber (A), silica (B), predetermined carbon black 1 (C1) and carbon black 2 (C2), 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 a Process X1 for mixing A, a part or all amount of B, C1, a part of D and optionally a part of E, a Process X2 for mixing the mixture of the Process X1, residual amount of B, C2, residual amount of D and optionally a part of E and 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 |
