发明名称 |
Alcohol ethoxylates of reduced EO content or residual PO content |
摘要 |
A process for the production of alcohol polyglycol ethers by reaction of an alcohol with ethylene oxide and/or propylene oxide wherein a basic alkali metal compound catalyst is employed in at least 0.5% by weight, expressed as sodium methylate, and based on the total weight of the reactants. The reaction mixture is neutralized in the presence of a filter aid.
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申请公布号 |
US4967017(A) |
申请公布日期 |
1990.10.30 |
申请号 |
US19890332673 |
申请日期 |
1989.03.31 |
申请人 |
HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN |
发明人 |
SCHMID, KARL;MEFFERT, ALFRED;FRIEDRICH, KLAUS;LANGEN, MICHAEL;HERRMANN, KLAUS |
分类号 |
C07B61/00;B01J31/02;C07C41/00;C07C41/03;C07C41/34;C07C43/11;C07C67/00;C08G65/28 |
主分类号 |
C07B61/00 |
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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