Stable and non-corrosive polysulphides derived from olefins and having different sulphur contents, process for their manufacture and applications thereof
US4284520A · kind A · utility
5Cited by
4References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 15, 1979 |
| Grant date | Aug 18, 1981 |
| Priority date | — |
| Expiry date | May 15, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10M2219/022
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
These polysulphides are derived from at least two olefins and are suitable as lubricating and industrial oil additives. They have a proportion of sulphur of 22 to 45% for a practically zero content of chlorine and a refractive index n.sub.D.sup.20 ranging from 1.515 to 1.580.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.