发明名称 |
WERKWIJZE VOOR DE BEREIDING VAN EEN BETA-DIKETON EN WERKWIJZE VOOR HET EXTRAHEREN VAN KOPER EN/OF NIKKEL DAARMEE. |
摘要 |
<p>New beta -diketones of the structure <IMAGE> where R is phenyl or alkyl substituted phenyl, R' is alkyl, alkyl substituted phenyl or chloro substituted phenyl and R'' is H or -CN with the provisos that; (1) when R is phenyl, R' is a branched chain alkyl group of at least seven carbon atoms and (2) when R is alkyl substituted phenyl, the number of carbon atoms in the alkyl substituent or substituents is at least 7 and at least one such alkyl substituent is branched chain. Process of recovering copper and nickel from their aqueous solutions by the use of the new beta -diketones.</p> |
申请公布号 |
NL178505(C) |
申请公布日期 |
1986.04.01 |
申请号 |
NL19740010877 |
申请日期 |
1974.08.14 |
申请人 |
HENKEL CORPORATION TE MINNEAPOLIS, MINNESOTA, VER. ST. V. AM. |
发明人 |
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分类号 |
C22B3/00;B01D11/04;C07C45/00;C07C45/45;C07C45/77;C07C49/12;C07C49/76;C07C49/782;C07C49/784;C07C49/813;C07C49/92;C07C67/00;C07C255/32;C07C255/56;C22B3/26;C22B3/32;C22B23/00;C23G1/36;(IPC1-7):C07C49/76;C07C121/76;C02F1/62 |
主分类号 |
C22B3/00 |
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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