Hydrogen sulfide stabilized oil-soluble sulfurized organic compositions
US4690767A · kind A · utility
9Cited by
22References
8Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 11, 1986 |
| Grant date | Sep 1, 1987 |
| Priority date | — |
| Expiry date | Aug 11, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The hydrogen sulfide emission of oil-soluble sulfurized organic compounds is reduced by utilizing a hindered amine and optionally a carboxylic acid or acid anhydride in effective amounts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.