Low molecular weight imide containing quaternary ammonium salts
US11781085B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | Mar 24, 2021 |
| Grant date | Oct 10, 2023 |
| Priority date | — |
| Expiry date | Mar 24, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present technology is related to imide containing quaternary ammonium salts having a hydrocarbyl substituent of number average molecular weight ranging from 300 to 750, and the use of such quaternary ammonium salts in fuel compositions to improve the water shedding performance of the fuel composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.