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US 10,946,698 B2Granted
Tire
AssigneeBridgestone Corporation
InventorsHiroyuki Fudemoto, Atsuko Takahashi
Life of this patent
Estimating the term…
Abstract
A tire including a circular tire frame containing a resin composition, the resin composition containing a polypropylene having a melting temperature of 160° C. or higher, an ethylene-propylene rubber, and a styrene-containing elastomer, in which a content of the polypropylene having a melting temperature of 160° C. or higher being 60% by mass or less with respect to the resin composition as a whole, and a content of a styrene component being 5% by mass or more with respect to the resin composition as a whole.
Claims11
A tire, comprising:
- a resin-based circular tire case comprising a pair of bead portions, side portions that extend from the bead portions along a tire diameter direction, and a crown portion that connects an outer edge in the tire diameter direction of one of the side portions and an outer edge in the tire diameter direction of another one of the side portions, the tire case being formed as a whole from a resin composition,
- the resin composition comprising a polypropylene having a melting temperature of 160° C. or higher, an ethylene-propylene rubber, and a styrene-containing elastomer,
- a content of the polypropylene having a melting temperature of 160° C. or higher being 60% by mass or less with respect to the resin composition as a whole, and
- a content of a styrene component being 5% by mass or more with respect to the resin composition as a whole.
1 more element
Dependencies are inferred from the claim text.