发明名称 |
PROCESS FOR PREPARING 3-AMINOMETHYL-3,5,5-TRIMETHYLCYCLOHEXYLAMINE |
摘要 |
The invention relates to an improved process for preparing 3-aminomethyl-3,5,5-trimethylcyclohexylamine, referred to hereinafter as isophoronediamine or IPDA for short, by means of catalytic hydrogenation and/or catalytic reductive amination (also referred to as aminating hydrogenation) of 3-cyano-3,5,5-trimethylcyclohexanone, also called isophoronenitrile or IPN for short hereinafter. |
申请公布号 |
EP2649042(A1) |
申请公布日期 |
2013.10.16 |
申请号 |
EP20110788105 |
申请日期 |
2011.11.17 |
申请人 |
EVONIK DEGUSSA GMBH |
发明人 |
LETTMANN, CHRISTIAN;STREUKENS, GUIDO;ORSCHEL, MATTHIAS;GRUND, GERDA |
分类号 |
C07C209/48;C07C209/52;C07C211/36 |
主分类号 |
C07C209/48 |
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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