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US 8,875,765 B2Granted
Rubber composition for clinch apex and pneumatic tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorsIsamu Tsumori, Naoya Ichikawa
Life of this patent
Estimating the term…
Abstract
The present invention provides a rubber composition for a clinch apex which improves in fuel economy, flex crack growth resistance, and processability in a balanced manner, and also provides a pneumatic tire produced using the rubber composition. The present invention relates to a rubber composition for a clinch apex, including: a modified natural rubber having a phosphorus content of 200 ppm or less; and at least one of carbon black and a white filler.
Claims6
A pneumatic tire, comprising a clinch apex produced from a rubber composition, comprising:
- a rubber component containing a modified natural rubber having a phosphorus content of 200 ppm or less;
- and
- at least one of carbon black and a white filler.
Dependencies are inferred from the claim text.