Polyoxyalkylene ester compounds and ORI-inhibited motor fuel compositions
US5211721A · kind A · utility
24Cited by
23References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 1991 |
| Grant date | May 18, 1993 |
| Priority date | — |
| Expiry date | Jul 15, 2011 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B1/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Motor fuel compositions comprising gasoline are improved to control octane requirement increase (ORI) by including an ester of a carboxylic acid and a polyether polyol, preferably a polyether polyol including oxyethylene, oxypropylene and oxybutylene segments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.