Title:
SEALANT MATERIAL COMPOSITION
Document Type and Number:
Japanese Patent JP2021095009
Kind Code:
A
Abstract:
To provide a sealant material composition that makes it possible to prevent the flow of a sealant caused by driving, while maintaining satisfactory sealability.SOLUTION: A sealant material composition forms a sealant layer 10 disposed on the inner surface of a pneumatic tire. The composition has a tensile stress at 20% elongation of 0.03 MPa or less at 23°C, and a tensile stress at 20% elongation of 0.002 MPa or more at 80°C.SELECTED DRAWING: Figure 1
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Inventors:
TAKAHASHI KIYOTO
Application Number:
JP2019227729A
Publication Date:
June 24, 2021
Filing Date:
December 17, 2019
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B60C19/12; C09K3/10
Domestic Patent References:
| JP2018080343A | 2018-05-24 | |||
| JP2019524932A | 2019-09-05 | |||
| JPS5429403A | 1979-03-05 | |||
| JPS5290548A | 1977-07-29 | |||
| JPS5247202A | 1977-04-14 |
Attorney, Agent or Firm:
Seiryu International Patent Service Corporation
Takayoshi in the daytime
Masao Sakaizawa
Takayoshi in the daytime
Masao Sakaizawa