Pneumatic tire having sealant layer
US10589478B2 · kind B2 · utility
0Cited by
18References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 8, 2016 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | Oct 10, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C19/12
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A tire with a built-in puncture sealant comprising a supporting tire carcass comprised of one or more layers of ply, an outer circumferential tread, and a radially inner layer, a pair of beads, sidewalls extending radially inward from the axial outer edges of the tread portion to join the respective beads, a sealant comprising a butyl ionomer containing degradation product, disposed inwardly from said tire carcass inner layer, wherein said sealant provides self-sealing properties to the tire.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.