Lubricating oil containing keto amide as friction reducing agent
US4419255A · kind A · utility
5Cited by
6References
42Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 1, 1982 |
| Grant date | Dec 6, 1983 |
| Priority date | — |
| Expiry date | Feb 1, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/28
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Lubricating oil characterized by improved friction reduction contains friction reducing amounts of a keto amide prepared by the reaction of an amine and an unsaturated cyclic keto acid bearing pendant alkyl groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.