Pneumatic tire

JP2025167031APending Publication Date: 2025-11-07THE YOKOHAMA RUBBER CO LTD
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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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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