Acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions
US5779742A · kind A · utility
25Cited by
26References
56Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 8, 1996 |
| Grant date | Jul 14, 1998 |
| Priority date | — |
| Expiry date | Aug 8, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for reacting certain carboxylic reactants and at least one aldehyde or ketone with olefinic compounds then reacting the product prepared thereby with ammonia, a hydrazine or an amine, products prepared thereby and, additive concentrates, lubricating oil and fuel compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.