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公开(公告)号：JP2004323526A
公开(公告)日：2004-11-18
申请号：JP2004132445
申请日：2004-04-28
Applicant: Basf Ag , ビーエーエスエフ アクチェンゲゼルシャフト
Inventor： LANG ORTMUND , RUMPF BERND , FRAUENKRON MATTHIAS , BOSCH MARCO , BERRSCHE HELMUT , MEIER ANTON
IPC: B01D3/14 , B01D3/32 , C07C209/84 , C07C211/10 , C07D487/08
CPC classification number: C07D487/08 , B01D3/14 , B01D3/141 , B01D3/322 , B01J2219/32 , C07C209/84 , C07C211/10
Abstract: PROBLEM TO BE SOLVED: To provide an improved process for purifying crude triethylenediamine (TEDA) with high quality and high purity in a simple and inexpensive process.
SOLUTION: The process purifies triethylenediamine (TEDA) by distillation, wherein the fractionation is carried out in a dividing wall column.
COPYRIGHT: (C)2005,JPO&NCIPI-
公开(公告)号：DE10319159A1
公开(公告)日：2004-11-18
申请号：DE10319159
申请日：2003-04-29
Applicant: BASF AG
Inventor： LANG ORTMUND , RUMPF BERND , FRAUENKRON MATTHIAS , BOSCH MARCO , BERRSCHE HELMUT , MEIER ANTON
IPC: B01D3/14 , B01D3/32 , C07C209/84 , C07C211/10 , C07D487/08
Abstract: Distillative purification of triethylene diamine (TEDA) is carried out in a partitioned column.
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公开(公告)号：AU1520001A
公开(公告)日：2001-06-06
申请号：AU1520001
申请日：2000-11-08
Applicant: BASF AG
Inventor： BERRSCHE HELMUT , GABEL SABINE , IFFLAND GABRIELE , CIPRIAN JURGEN , WENZEL ANNE , TELES JOAQUIM HENRIQUE , REHFINGER ALWIN DR
IPC: B01J47/00 , B01J47/02 , B01J47/026 , C01B15/013 , C07D301/12
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公开(公告)号：DE19954055A1
公开(公告)日：2001-05-17
申请号：DE19954055
申请日：1999-11-10
Applicant: BASF AG
Inventor： BERRSCHE HELMUT , GABEL SABINE , IFFLAND GABRIELE , CIPRIAN JUERGEN , WENZEL ANNE , TELES JOAQUIM HENRIQUE , REHFINGER ALWIN
IPC: B01J47/00 , B01J47/02 , B01J47/026 , C01B15/013 , C07D301/12
Abstract: A device for removal of at least one salt from a hydrogen peroxide solution, by ion exchange, is characterised in that the device comprises at least one ion exchange bed (I) with a flow area F and height H, whereby the height H of the ion exchange bed is less than or equal to 2, 5.F .
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