发明授权
- 专利标题: Process for preparing diphenylamine in the presence of a boron/fluorine compound and water
- 专利标题(中): 在硼/氟化合物和水存在下制备二苯胺的方法
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申请号: US822979申请日: 1977-08-08
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公开(公告)号: US4100195A公开(公告)日: 1978-07-11
- 发明人: Hans-Michael Fischler , Dieter Bauer , Hein Quast
- 申请人: Hans-Michael Fischler , Dieter Bauer , Hein Quast
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX2521293 19750513
- 主分类号: B01J27/12
- IPC分类号: B01J27/12 ; B01J31/18 ; C07C209/64 ; C07C85/20
摘要:
Diphenylamine is made by heating aniline under pressure and temperatures of 250.degree.-400.degree. C in the presence of a boron/fluorine compound and water.
公开/授权文献
- US4623741A Chlorosilane compounds 公开/授权日:1986-11-18