| 发明名称 | Diesel fuel compositions for high pressure fuel systems | ||
| 摘要 | A diesel fuel composition comprising, as an additive, a quaternary ammonium salt formed by the reaction of a compound of formula (A): and a compound formed by the reaction of a hydrocarbyl-substituted acylating agent and an amine of formula (B1) or (B2): wherein R is an optionally substituted alkyl, alkenyl, aryl or alkylaryl group; R1 is a C1 to C22 alkyl, aryl or alkylaryl group; R2 and R3 are the same or different alkyl groups having from 1 to 22 carbon atoms; X is an alkylene group having from 1 to 20 carbon atoms; n is from 0 to 20; m is from 1 to 5; and R4 is hydrogen or a C1 to C22 alkyl group.; | ||
| 申请公布号 | US9062265(B2) | 申请公布日期 | 2015.06.23 |
| 申请号 | US201113577000 | 申请日期 | 2011.02.04 |
| 申请人 | Innospec Limited | 发明人 | Reid Jacqueline;Burgess Vincent;Mulqueen Simon |
| 分类号 | C10L1/22;C10L10/04;C10L10/06;C10L10/00;C10L1/222;C10L1/238;C10L1/2383;C10L1/2387 | 主分类号 | C10L1/22 |
| 代理机构 | Burns & Levinson, LLP | 代理人 | Susan Janine M.;Burns & Levinson, LLP |
| 主权项 | 1. A diesel fuel composition comprising, as an additive, a quaternary ammonium salt formed by the reaction of a compound of formula (A): and a compound formed by the reaction of a hydrocarbyl-substituted acylating agent and an amine of formula (B1) or (B2): wherein R is an optionally substituted alkyl, alkenyl, aryl or alkylaryl group; R1 is a C1 to C22 alkyl, aryl or alkylaryl group; R2 and R3 are the same or different alkyl groups having from 1 to 22 carbon atoms; X is an alkylene group having from 1 to 20 carbon atoms; n is from 0 to 20; m is from 1 to 5; and R4 is hydrogen or a C1 to C22 alkyl group; and wherein the compound of formula (A) is an ester of a carboxylic acid selected from the group consisting of a substituted aromatic carboxylic acid, an α-hydroxycarboxylic acid and a polycarboxylic acid. | ||
| 地址 | GB | ||