| 发明名称 |
DISPERSANT AND VICOSITY INDEX LUBRICANT ADDITIVE |
| 摘要 |
Lubricating oil additives having both dispersant and viscosityindex improving properties are prepared by reacting an ethylenepropylene copolymer with chlorine and/or an alpha-beta-unsaturated dicarboxylic acid or derivative, and then reacting the resulting intermediate with certain amines and/or alkane polyols. |
| 申请公布号 |
GB1586434(A) |
申请公布日期 |
1981.03.18 |
| 申请号 |
GB19780009395 |
申请日期 |
1978.03.09 |
| 申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV |
发明人 |
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| 分类号 |
C08F8/00;C08F8/14;C08F8/32;C10M143/02;(IPC1-7):C08F8/00 |
主分类号 |
C08F8/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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