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US 12,595,319 B2Granted
Rubber composition and pneumatic tire using same
AssigneeToyo Tire Corporation
InventorHironori Miyazaki
Life of this patent
Estimating the term…
Abstract
Provided is a rubber composition having excellent breaking strength. The rubber composition contains an inverse vulcanizate containing 10 mass % or more of carbon atoms and 30 mass % or more of sulfur atoms.
Claims6
A rubber composition comprising:
- an inverse vulcanizate which is obtained by reacting limonene, dicyclopentadiene, and sulfur, wherein
- a content ratio of the carbon atoms in the inverse vulcanizate is 10 mass % or more, a content ratio of the sulfur atoms in the inverse vulcanizate is 30 mass % or more, and a content ratio (carbon atoms/sulfur atoms) of the carbon atoms to the sulfur atoms in the inverse vulcanizate is 31/66 to 40/56 in terms of mass ratio.
Dependencies are inferred from the claim text.