Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tatsuya Miyazaki0
Date of Patent
August 19, 2008
Patent Application Number
11405615
Date Filed
April 18, 2006
Patent Primary Examiner
Patent abstract
A rubber composition for an inner liner improving air retention property of a tire, lowering hysteresis loss and further preventing crack growth is provided. A rubber composition for an inner liner comprising 10 to 50 parts by weight of mica having an aspect ratio of at least 50 and an average particle diameter of 40 to 100 μm, based on 100 parts by weight of a rubber component comprising 30 to 60% by weight of butyl base rubber, 20 to 50% by weight of natural rubber or isoprene rubber and 10 to 40% by weight of butadiene rubber.
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