| 发明名称 |
Process for the preparation of sulphurized overbased salicylates. |
| 摘要 |
<p>Process for the preparation of sulphurized overbased metal aliphatic hydrocarbon-substituted salicylates, wherein an aliphatic hydrocarbon-substituted salicylic acid is transformed into an over based metal salicylate having a basicity index of at least 1.5 by means of a basic metal compound and carbon dioxide and then the overbased metal salicylate is sulphurized by heating with elemental sulphur.</p> |
| 申请公布号 |
EP0168880(A1) |
申请公布日期 |
1986.01.22 |
| 申请号 |
EP19850201083 |
申请日期 |
1985.07.04 |
| 申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
HELDEWEG, RUDOLF FRANK;BOOTH, MARTIN;VAN KRUCHTEN, EUGENE MARIE GODFRIED ANDRE |
| 分类号 |
C07C67/00;C07C313/00;C07C319/14;C07C323/50;C07C323/62;C10L1/24;C10L10/08;C10M159/22;C10N10/02;C10N10/04;C10N30/04;C10N30/06;C10N40/00;C10N40/25;C10N60/14;(IPC1-7):C07C149/40;C10M135/30 |
主分类号 |
C07C67/00 |
| 代理机构 |
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