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US 2012/0232186 A1Published application
Rubber composition and pneumatic tire
AssigneeToyo Tire & Rubber Co., Ltd.
InventorShinsaku Kamada
Life of this patent
Estimating the term…
Abstract
A rubber composition for tire comprises: diene rubber component consisting of diene rubber (s); and multihollow particles amounting 0.3-20 mass parts relative to 100 mass parts of the diene rubber component; and microvoids being distributed in each of the multihollow particles throughout from a vicinity of center portion to a vicinity of surface of the particle; and porosity of the multihollow particles being in a range of 40% to 60%. A pneumatic tire has a tread that is formed of such rubber composition.
Claims4
A rubber composition for tire comprising:
- diene rubber component consisting of diene rubber polymer(s);
- and
- multihollow particles amounting 0.3-20 mass parts relative to 100 mass parts of the diene rubber component;
- and
- microvoids being distributed in each of the multihollow particles throughout from a vicinity of center portion to a vicinity of surface of the particle;
- and porosity of the multihollow particles being in a range of 40% to 60%.
3 more elements
Dependencies are inferred from the claim text.