Oxazoline additives useful in oleaginous compositions
US4153566A · kind A · utility
16Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 30, 1976 |
| Grant date | May 8, 1979 |
| Priority date | — |
| Expiry date | Jul 30, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Oxazoline reaction products of hydrocarbon substituted dicarboxylic acid, ester, or anhydride, for example octadecenylsuccinic anhydride, with 2,2-disubstituted-2-amino-1-alkanols, such as tris-hydroxymethylaminomethane (THAM), and their derivatives are useful additives in oleaginous compositions, such as sludge dispersants for lubricating oil, or anti-rust agents for gasoline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.