| 发明名称 |
FUEL ADDITIVE COMPOSITIONS CONTAINING POLY(OXYALKYLENE) AMINES AND POLYALKYL HYDROXYAROMATICS |
| 摘要 |
<p>There is disclosed a process for the preparation of a polyisobutyl hydroxyaromatic compound wherein the polyisobutyl substituent has an average molecular weight in the range of 400 to 5000, which comprises alkylating a hydroxyaromatic compound in the presence of an alkylation catalyst with a suitable polyisobutene containing at least 70% of a methyvinylidene isomer.</p> |
| 申请公布号 |
EP0590117(B1) |
申请公布日期 |
1998.05.06 |
| 申请号 |
EP19930907276 |
申请日期 |
1993.03.09 |
| 申请人 |
CHEVRON CHEMICAL COMPANY |
发明人 |
CHERPECK, RICHARD, E. |
| 分类号 |
C10L1/192;C08F8/00;C10L1/14;C10L1/16;C10L1/18;C10L1/195;C10L1/198;C10L1/20;C10L1/22;C10L1/234;C10L1/30;C10L10/00;F02B3/06;(IPC1-7):C10L1/22 |
主分类号 |
C10L1/192 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
