Pneumatic tire
JP2025167031APending Publication Date: 2025-11-07THE YOKOHAMA RUBBER CO LTD
Patent Information
- Application Number
- JP2024071299
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2024-04-25
- Publication Date
- 2025-11-07
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Figure 2025167031000001_ABST
Abstract
To provide a pneumatic tire capable of improving adhesiveness to a tire inner surface of a sealant layer.SOLUTION: There is provided a pneumatic tire which comprises a tread part 1 extending in the tire circumferential direction to form an annular shape, a pair of sidewall parts 2 disposed on both sides of the tread part 1 and a pair of bead parts 3 disposed on the inner side of these sidewall parts 2 in the tire radial direction, in which a protrusion 9s due to the splice of an inner liner layer 9 which is a tire constituent member is formed on a tire inner surface 10 and a release agent is applied to the tire inner surface 10, wherein a sealant layer 20 having a structure in which a band material 21 of a sealant is spirally disposed along the tire circumferential direction is formed on the tire inner surface 10 in the tread part 1, the sealant is composed of a silicone-based composition and is disposed in a position where both ends E1 and E2 of the band material 21 are not overlapped with the protrusion 9s.SELECTED DRAWING: Figure 4
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Citation Information
Patent Citations
Production unit for high-purity nitrogen gas
JP1986024967A
Sealant composition and pneumatic tire
JP6583456B2
Method for producing sealant composition and method for producing pneumatic tire
JP6620851B2
Sealant composition
JP7319533B2