Cyclic nitroxyl compounds as additives for lubricating oils
US6998368B2 · kind B2 · utility
0Cited by
7References
10Claims
0Family size
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Key dates
| Filing date | Jun 19, 2003 |
| Grant date | Feb 14, 2006 |
| Priority date | — |
| Expiry date | Jul 9, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2030/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A composition comprising: (a) from 0.1% to 20% of at least one cyclic compound having a nitroxyl group and a thioamide group; and (b) a lubricating oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.