Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hirotoshi Otsuki0
Date of Patent
February 22, 2011
0Patent Application Number
113772050
Date Filed
March 17, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
There is provided a radial tire reducing rolling resistance by having a breaker cushion or a side wall packing comprising a rubber composition in which the loss tangent tan δ is reduced and the complex elastic modulus E* and the fracture feature are improved in good balance. A radial tire having a breaker cushion or a side wall packing comprising a rubber composition containing 20 to 55 parts by weight of carbon black having an iodine adsorption amount of 25 to 75 mg/g and a DBP oil absorption amount of 110 to 150 ml/100 g and 5 to 30 parts by weight of silica having a BET specific surface area of 115 to 200 m2/g based on 100 parts by weight of a rubber component.
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