Alkylthio- and aryl(heteroyl)thio-substituted p-phenylenediamines, their manufacture and their use in rubber
US7718722B2 · kind B2 · utility
0Cited by
14References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 20, 2003 |
| Grant date | May 18, 2010 |
| Priority date | — |
| Expiry date | Jun 26, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/378
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A composition comprising alkylthio- or aryl(heteroyl)thio-substituted p-phenylenediamine, its method of preparation, and its use as an antidegradant in natural or synthetic rubber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.