Polymeric imides as pour point depressant additives for oil compositions
US9663740B2 · kind B2 · utility
2Cited by
12References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2013 |
| Grant date | May 30, 2017 |
| Priority date | — |
| Expiry date | Dec 13, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2030/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention generally relates to oil compositions, primarily to fuel oil and petroleum compositions produced there from susceptible to wax formation at low temperatures, to polymeric imides for use with such fuel oil compositions, and to methods for their manufacture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.