发明名称 |
PROCEDE POUR LA PREPARATION CONTINUE DU CYCLOHEXANONOXME |
摘要 |
1279527 Continuous production of cyclohexanone oxime STAMICARBON NV 18 Sept 1970 [20 Sept 1969] 44667/70 Heading C2C A continuous process of the production of cyclohexanone oxime by the reaction in an oxime synthesis zone of cyclohexanone with a counter-current stream of a buffered aqueous hydroxylammonium salt solution containing nitrate ions and in the absence of an organic solvent, in which the said hydroxylammonium salt solution has a hydroxylammonium salt content and a concentration of other dissolved salts and acids such that the effluent solution from the oxime synthesis zone is substantially free of hydroxylammcnium salt and contains not more than 90% by weight of cyclohexanone based on the cyclohexanone oxime produced. |
申请公布号 |
RO64371(A) |
申请公布日期 |
1979.07.15 |
申请号 |
RO19700064488 |
申请日期 |
1970.09.21 |
申请人 |
STAMICARBON NV,NL |
发明人 |
DE ROOIL,ABRAHAM H.,NL;ELEMENDORP,JAN,NL |
分类号 |
C07C251/46;C07C;C07C67/00;C07C239/00;(IPC1-7):07C131/04 |
主分类号 |
C07C251/46 |
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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