公开(公告)号：ES2190000T3

公开(公告)日：2003-07-16

申请号：ES98107122

申请日：1998-04-20

Applicant: BASF AG

Inventor： SIMON JOACHIM DR ,  SCHLEGEL REINHOLD ,  LEUTNER BERND DR

IPC: B22F9/16 ,  B22F9/12 ,  B22F9/30 ,  C22B5/20 ,  H01F1/20 ,  H01F1/24

Abstract: Production of Si-containing Fe powder comprises thermally decomposing a gas mixture containing Fe-pentacarbonyl and a volatile Si-compound. The volatile Si-compound is a silane or organosilane, except triethylsilane and tetraethoxysilane. Also claimed is an apparatus for carrying out the process comprising: (a) a heated decomposition pipe; (b) a device for adjusting two different temperature zones; (c) a device for vaporising liquid Fe-pentacarbonyl; (d) a device for dosing and mixing gases; and (e) a separator for Si-containing Fe powder.

公开(公告)号：AT229505T

公开(公告)日：2002-12-15

申请号：AT00107126

申请日：2000-04-07

Applicant: BASF AG

Inventor： WULFF-DOERING JOACHIM DR ,  SIMON JOACHIM DR ,  HESSE MICHAEL DR ,  WAHL PETER DR

IPC: B01J23/42 ,  B01J23/44 ,  B01J23/63 ,  C07B61/00 ,  C07D207/32 ,  C07D207/323

Abstract: The preparation of pyrrole derivatives (I) comprises catalytic dehydrogenation of pyrrolidines (II) at 150-300 degrees C and 0.01-50 bar on a catalyst comprising: (1) a composite (30-100 wt.%) comprising either (i) palladium on a rare earth or Group IVB metal oxide or (ii) platinum and palladium on alumina or a rare earth or Group IVB metal oxide; and (2) alkali(ne earth) metal oxide (0-70 wt.%). The preparation of pyrrole derivatives of formula (I) comprises catalytic dehydrogenation of pyrrolidines of formula (II) a 150-300 degrees C and 0.01-50 bar on a catalyst comprising: (1) a composite (30-100 wt.%) comprising either (i) palladium on a rare earth or Group IVB metal oxide or (ii) platinum and palladium on alumina or a rare earth or Group IVB metal oxide; and (2) alkali(ne earth) metal oxide (0-70 wt.%). R -R = H, 1-12C alkyl or 3-12C cycloalkyl.

公开(公告)号：ES2173064T3

公开(公告)日：2002-10-16

申请号：ES00114475

申请日：2000-07-06

Applicant: BASF AG

Inventor： RIECHERS HARTMUT DR ,  HOHN ARTHUR DR ,  SIMON JOACHIM DR ,  LANG ORTMUND ,  SCHOENMAKERS HARTMUT DR ,  RAULS MATTHIAS DR

IPC: C07D487/08 ,  C07D471/08

Abstract: Preparation of a solution of pure triethylenediamine (TEDA) comprises vaporizing TEDA and passing the TEDA vapor into a liquid solvent. An Independent claim is also included for the preparation of pure TEDA by preparing the solution as above and crystallizing TEDA from this solution.

公开(公告)号：DE50013714D1

公开(公告)日：2006-12-21

申请号：DE50013714

申请日：2000-11-20

Applicant: BASF AG

Inventor： SIMON JOACHIM DR ,  WAHL PETER DR ,  SCHMIDT WILLI DR

IPC: C07D295/02 ,  C07D295/023

Abstract: In a process for purifying crude pyrrolidine to give a pyrrolidine composition comprising more than 99% (m/m) of pyrrolidine and less than 0.3% (m/m) of water, crude pyrrolidine comprising from 40 to 98% (m/m) of pyrrolidine and having a water content of more than 2% (m/m) is subjected to continuous distillation at a pressure at the top of less than 950 hPa in a column having a stripping section and a rectifying section.

公开(公告)号：AT344797T

公开(公告)日：2006-11-15

申请号：AT00124368

申请日：2000-11-20

Applicant: BASF AG

Inventor： SIMON JOACHIM DR ,  WAHL PETER DR ,  SCHMIDT WILLI DR

IPC: C07D295/02 ,  C07D295/023

Abstract: In a process for purifying crude pyrrolidine to give a pyrrolidine composition comprising more than 99% (m/m) of pyrrolidine and less than 0.3% (m/m) of water, crude pyrrolidine comprising from 40 to 98% (m/m) of pyrrolidine and having a water content of more than 2% (m/m) is subjected to continuous distillation at a pressure at the top of less than 950 hPa in a column having a stripping section and a rectifying section.

公开(公告)号：AT233747T

公开(公告)日：2003-03-15

申请号：AT99125083

申请日：1999-12-16

Applicant: BASF AG

Inventor： RIECHERS HARTMUT DR ,  SIMON JOACHIM DR ,  HENNE ANDREAS DR ,  HOEHN ARTHUR DR

IPC: C07D295/08 ,  B01J23/72 ,  C07D295/088

Abstract: 2,2'-Dimorpholinodiethyl ether is produced by reacting diethylene glycol with ammonia under pressure at elevated temperature in the presence of hydrogen. The active hydrogenation catalyst, before reduction with hydrogen, contains 20-85 wt.% alumina, zirconium dioxide, titanium dioxide and/or silica, 1-70 wt.% copper oxide (CuO), less than 20 wt.% nickel oxide with respect to CuO and 0-50 wt.% other metal oxide(s). In the production of 2,2'-dimorpholinodiethyl ether (DMDEE) by reacting diethylene glycol with ammonia under pressure at elevated temperature in the presence of hydrogen and a hydrogenation catalyst, the active catalyst, before reduction with hydrogen, contains 20-85 wt.% aluminum oxide (Al2O3), zirconium dioxide (ZrO2), titanium dioxide (TiO2) and/or silica (SiO2), 1-70 wt.% copper oxide (expressed as CuO), 0-50 wt.% magnesium, chromium, zinc, barium and/or calcium oxide (expressed as MgO, Cr2O3, ZnO, BaO and CaO) and less than 20 wt.% nickel oxide (expressed as NiO) with respect to CuO.

公开(公告)号：AT230322T

公开(公告)日：2003-01-15

申请号：AT98107122

申请日：1998-04-20

Applicant: BASF AG

Inventor： SIMON JOACHIM DR ,  SCHLEGEL REINHOLD ,  LEUTNER BERND DR

IPC: B22F9/16 ,  B22F9/12 ,  B22F9/30 ,  C22B5/20 ,  H01F1/20 ,  H01F1/24

Abstract: Production of Si-containing Fe powder comprises thermally decomposing a gas mixture containing Fe-pentacarbonyl and a volatile Si-compound. The volatile Si-compound is a silane or organosilane, except triethylsilane and tetraethoxysilane. Also claimed is an apparatus for carrying out the process comprising: (a) a heated decomposition pipe; (b) a device for adjusting two different temperature zones; (c) a device for vaporising liquid Fe-pentacarbonyl; (d) a device for dosing and mixing gases; and (e) a separator for Si-containing Fe powder.

公开(公告)号：DE19716882A1

公开(公告)日：1998-10-29

申请号：DE19716882

申请日：1997-04-22

Applicant: BASF AG

Inventor： SIMON JOACHIM DR ,  SCHLEGEL REINHOLD ,  LEUTNER BERND DR

IPC: B22F9/16 ,  B22F9/12 ,  B22F9/30 ,  C22B5/20 ,  H01F1/20 ,  H01F1/24

Abstract: Production of Si-containing Fe powder comprises thermally decomposing a gas mixture containing Fe-pentacarbonyl and a volatile Si-compound. The volatile Si-compound is a silane or organosilane, except triethylsilane and tetraethoxysilane. Also claimed is an apparatus for carrying out the process comprising: (a) a heated decomposition pipe; (b) a device for adjusting two different temperature zones; (c) a device for vaporising liquid Fe-pentacarbonyl; (d) a device for dosing and mixing gases; and (e) a separator for Si-containing Fe powder.

公开(公告)号：DE19709488A1

公开(公告)日：1998-09-10

申请号：DE19709488

申请日：1997-03-07

Applicant: BASF AG

Inventor： SIMON JOACHIM DR ,  BECKER RAINER DR ,  LEBKUECHER ROLF DR ,  NEUHAUSER HORST DR

IPC: C07D295/02 ,  B01J23/72 ,  B01J23/78 ,  B01J23/86 ,  C07B61/00 ,  C07C209/16 ,  C07C211/03 ,  C07D295/023 ,  C07D295/03 ,  C07C211/08 ,  B01J23/76

Abstract: A method for the N-alkylation of amines by reacting alcohol with (di)alkylamine in the presence of hydrogen is carried out in the presence of a catalyst based on copper and magnesium silicate, which contains 0-2 wt.% each of barium oxide, chromium (III) oxide (Cr2O3) and/or zinc oxide. Also claimed is the use of this catalyst for N-alkylation of amines.

公开(公告)号：DE19624283A1

公开(公告)日：1998-01-02

申请号：DE19624283

申请日：1996-06-18

Applicant: BASF AG

Inventor： SIMON JOACHIM DR ,  DOSTALEK ROMAN DR ,  LINGK HEINZ ,  BECKER RAINER DR ,  HENNE ANDREAS DR ,  LEBKUECHER ROLF DR ,  FREIRE ERDBRUEGGER CRISTINA DR ,  HESSE MICHAEL DR ,  KRATZ DETLEF DR

IPC: C07D295/02 ,  B01J23/72 ,  B01J37/02 ,  C07B61/00 ,  C07D295/03

Abstract: Preparation of N-substituted cyclic amines of formula (I) comprises reacting primary amines of formula R NH2 (II) with diols of formula HO-A-OH (III) in the presence of hydrogen and a catalyst containing copper obtained by impregnating an inert support with an aqueous solution of an ammine complex of a Cu compound (IV) that readily undergoes thermal decomposition, then drying and calcining to give a catalyst containing 5-50 wt.% Cu, calculated as oxide. A = alkylene or (CH2)n-ÄO-CH2)mÜr (optionally substituted by one or more R ); R , R = alkyl, alkoxyalkyl, optionally alkyl- or alkoxy-substituted cycloalkyl, cycloalkylalkyl, aryl or arylalkyl; n, m = 2-8; r = 1-3.