Pneumatic tire and method of manufacturing same
US11701798B2 · kind B2 · utility
0Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2018 |
| Grant date | Jul 18, 2023 |
| Priority date | — |
| Expiry date | Sep 27, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29D2030/0695
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A pneumatic tire is vulcanized using a bladder provided with a coating layer formed of a release agent, and includes a sealant layer disposed on an inner surface of a tread portion in a tire circumferential direction. The amount of silicon of the release agents detected in at least a placement region of the sealant layer by fluorescence X-ray analysis is from 0.1 wt. % to 10.0 wt. %.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.