Tire comprising a rubber composition having a pro-oxidant and a rubber crumb
US12060487B2 · kind B2 · utility
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17References
16Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 13, 2019 |
| Grant date | Aug 13, 2024 |
| Priority date | — |
| Expiry date | Jun 4, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2555/34
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A tire comprises a rubber composition based on at least a rubber crumb, a diene elastomer, a pro-oxidant, a reinforcing filler and a crosslinking system, said rubber crumb representing 30% by mass or more of the composition, and exhibiting a ratio of the chloroform extract to the acetone extract of less than 2, the chloroform and acetone extracts being expressed as percentages by mass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.