High-strength rubber composition comprising an aromatic polyphenol derivative
US10711131B2 · kind B2 · utility
3Cited by
19References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 2016 |
| Grant date | Jul 14, 2020 |
| Priority date | — |
| Expiry date | Nov 6, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A rubber composition comprises at least one phenol-aldehyde resin based: on at least one derivative of an aromatic polyphenol comprising at least one aromatic ring bearing at least two —O—Z groups in the meta position relative to one another, the two positions ortho to at least one of the —O—Z groups being unsubstituted, Z being other than hydrogen, and on at least one aldehyde.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.