Additive composition for motor fuel
US12091622B2 · kind B2 · utility
0Cited by
14References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 28, 2021 |
| Grant date | Sep 17, 2024 |
| Priority date | — |
| Expiry date | May 28, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L2270/026
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a fuel additive composition comprising at least a first additive chosen from quaternary ammonium salts different from betaines, and at least a second additive chosen from amido alkyl betaines, wherein the weight ratio of the amount of the first additive to the amount of the second additive is within the range of from 1:4 to 4:1. The invention also relates to an additive concentrate and to a fuel composition comprising this additive composition, and also to the use thereof for preventing and/or eliminating the deposits in at least one of the internal parts of an engine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.