Sulfurized compositions
US4119549A · kind A · utility
96Cited by
3References
43Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 11, 1977 |
| Grant date | Oct 10, 1978 |
| Priority date | — |
| Expiry date | Jul 11, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Sulfurized compositions are prepared by the reaction of unsaturated compounds and a mixture of sulfur and hydrogen sulfide under superatmospheric pressure and in the presence of a catalyst, followed by removal of low boiling materials. They are useful as lubricant additives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.