- 专利标题： METHOD FOR PRODUCING DICYANOCYCLOHEXANE
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申请号： EP18846376.4申请日： 2018-08-06
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公开(公告)号： EP3670497A1公开(公告)日： 2020-06-24
- 发明人: IIDA, Akifumi , NAKANO, Emi , KANBARA, Yutaka
- 申请人： Mitsubishi Gas Chemical Company, Inc.
- 申请人地址： 5-2, Marunouchi 2-chome Chiyoda-ku Tokyo 100-8324 JP
- 专利权人： Mitsubishi Gas Chemical Company, Inc.
- 当前专利权人： Mitsubishi Gas Chemical Company, Inc.
- 当前专利权人地址： 5-2, Marunouchi 2-chome Chiyoda-ku Tokyo 100-8324 JP
- 代理机构： Hoffmann Eitle
- 优先权： JP2017158153 20170818
- 国际公布： WO2019035381 20190221
- 主分类号： C07C253/22
- IPC分类号： C07C253/22 ; C07C209/48 ; C07C255/46 ; C07B61/00
摘要：
The present invention provides a production method for dicyanocyclohexane, including a step of obtaining dicyanocyclohexane by reacting cyclohexanedicarboxylic acid and/or a salt thereof, or a heated concentrate of an aqueous ammonia solution of cyclohexanedicarboxylic acid with ammonia in a solvent having a boiling point equal to or higher than a reaction temperature.
公开/授权文献
- EP3670497B1 METHOD FOR PRODUCING DICYANOCYCLOHEXANE 公开/授权日：2022-04-27
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