Additive useful in oleaginous compositions
US4195976A · kind A · utility
17Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 22, 1978 |
| Grant date | Apr 1, 1980 |
| Priority date | — |
| Expiry date | May 22, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Oil soluble oxazoline reaction products of hydrocarbon substituted dicarboxylic acid, ester, or anhydride, for example polyisobutenylsuccinic anhydride, with 2,2-disubstituted-2-amino-1-alkanols, such as tris-hydroxymethylaminomethane (THAM), are useful additives in oleaginous compositions, such as sludge dispersants for lubricating oil or gasoline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.