• US 8,569,431 B2
  • Filed: 07/14/2009
  • Issued: 10/29/2013
  • Est. Priority Date: 08/01/2008
  • Status: Active Grant
First Claim
Patent Images

1. A tire having a strip layer between a breaker and a ply, and using a rubber composition for the strip layer between the breaker and the ply, the rubber composition comprising:

  • 2.0 to 3.0 parts by mass of sulfur;

    0.5 to 4 parts by mass of a cresol resin, a modified cresol resin, resorcinol or a modified resorcinol condensate;

    0.3 to 3 parts by mass of a partial condensate of hexamethylolmelaminepentamethylether or a partial condensate of hexamethoxymethylolmelamine, based on 100 parts by mass of a diene rubber component; and

    5 to 20 parts by mass of silica having a nitrogen adsorption specific surface area of 100 to 190 m2/g,wherein the thickness of the strip layer between breaker and ply is 0.3 to 3.9 mm, andwherein the breaker in a tire widthwise direction is wider than the strip layer.

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