| 摘要 |
PROBLEM TO BE SOLVED: To provide a rubber composition for a tire that exhibits a reduction effect of rolling resistance and improves processability.SOLUTION: The rubber composition for a tire is produced by a production method for a rubber composition which comprises a first step of preparing a first mixture including (A) at least one kind of rubber component (A) selected from a natural rubber and a synthetic diene rubber, a filler including an inorganic filler (B), a silane coupling agent (C), the whole or part of at least one kind of activator (D)selected from a vulcanization accelerator, cysteines, a thiourea, an ammonium thiocyanate and a zinc dialkyldithiophosphate and (E) a 8-28C glycerine fatty acid ester composition and kneading the first mixture to prepare a preliminary composition and a second step of preparing a second mixture by adding a vulcanizer (F) to the preliminary composition and kneading the second mixture to prepare a rubber composition. |
