Rubber composition for tires, and pneumatic tire manufactured using same
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United States of America Patent
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Mar 21, 2017
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N/A
app pub date -
Aug 22, 2014
filing date -
Aug 30, 2013
priority date (Note) -
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Abstract
The present technology is a rubber composition for a tire comprising: a diene rubber; and a composite silica comprising a block copolymer and silica, the block copolymer comprising a first block obtained by polymerizing a first monomer containing at least a (meth)acrylate having a hydroxyl group and a second block obtained by polymerizing at least one type of a second monomer selected from the group consisting of styrene, derivatives thereof, and isoprene; the composite silica being produced in an organic solvent in the presence of the silica; and an amount of the composite silica being from 10 to 200 parts by mass per 100 parts by mass of the diene rubber; and a pneumatic tire using the same.
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