Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
April 27, 2010
Patent Application Number
11019310
Date Filed
December 23, 2004
Patent Primary Examiner
Patent abstract
The present invention provides a rubber composition for a base tread, which improves balance in low heat generating properties and steering stability, and a pneumatic tire using the same. Specifically, the present invention provides a rubber composition for a base tread of a tire comprising 5 to 120 parts by weight of a laminated natural mineral having aspect ratio of 3 to 30 and average particle size of 2 to 30 μm, based on 100 parts by weight of a diene rubber component, and a pneumatic tire having a base tread comprising the rubber composition.
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