Title:
TIRE RUBBER COMPOSITION AND PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2014177513
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a tire rubber composition that makes it possible to obtain excellent dry grip performance in both low-temperature and high-temperature ranges, and a pneumatic tire prepared by using the same.SOLUTION: This invention relates to a tire rubber composition in which, with respect to 100 pts.mass of a rubber component comprising an aromatic vinyl-conjugated diene copolymer with an aromatic vinyl bond amount of 25-60 mass%, 1-100 pts.mass of a copolymer resin obtained by copolymerization of a compound represented by formula (I) and/or (II) and a monomer composition comprising coumarone and/or indene is blended.
Inventors:
TORIDA KAZUYA
FUJISAWA KOJI
FUJISAWA KOJI
Application Number:
JP2013050665A
Publication Date:
September 25, 2014
Filing Date:
March 13, 2013
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
C08L9/06; B60C1/00; C08L45/00
Attorney, Agent or Firm:
Patent business corporation Yasutomi international patent firm
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