abstract |
[PROBLEMS] To provide a rubber composition for tires that can improve fuel economy, grip performance, and breaking strength in a well-balanced manner, and a pneumatic tire using the same. The present invention relates to a tire rubber composition comprising a modified butadiene rubber modified with a compound represented by the following formula (1), silica, a resin having a softening point of -20 to 150 ° C and a plasticizer having a freezing point of 10 ° C or lower. [Chemical 1] [Selection figure] None |