公开(公告)号：BR9608470A

公开(公告)日：1998-12-29

申请号：BR9608470

申请日：1996-05-07

Applicant: BASF AG

Inventor： WITZEL TOM ,  FUCHS EBERHARD ,  FLICK KLEMENS

IPC: C07D201/08

Abstract: Production of cyclic lactams by the reaction of amino carboxylic acid nitriles with water, performed in the liquid phase in the presence of heterogeneous catalysts based on titanium dioxide with a rutile content in the range from 0.1 to 95 wt.% and an anatase content in the range from 99.9 to 5 wt.% in relation to the total titanium dioxide content.

公开(公告)号：CZ184598A3

公开(公告)日：1998-09-16

申请号：CZ184598

申请日：1997-04-04

Applicant: BASF AG

Inventor： SCHNURR WERNER ,  VOIT GUIDO ,  FLICK KLEMENS ,  MELDER JOHANN-PETER ,  FISCHER ROLF ,  HARDER WOLFGANG

IPC: B01J25/02 ,  C07B61/00 ,  C07C209/48 ,  C07C211/12 ,  C07C253/30 ,  C07C255/24

Abstract: A process for the coproduction of 6-aminocapronitrile (ACN) and hexamethylenediamine (HMD) by treatment of adiponitrile (ADN) with hydrogen in the presence of a nickel-containing catalyst at temperatures not below room temperature and elevated hydrogen partial pressure in the presence or absence of a solvent comprises, after the conversion based on ADN and/or the selectivity based on ACN has or have dropped below a defined value (a) interrupting the treatment of ADN with hydrogen by stopping the feed of ADN and of the solvent, if used, (b) treating the catalyst at from 150 DEG to 400 DEG C. with hydrogen using a hydrogen pressure within the range from 0.1 to 30 MPa and a treatment time within the range from 2 to 48 h, and (c) then continuing the hydrogenation of ADN with the treated catalyst of stage (b).

公开(公告)号：SK154897A3

公开(公告)日：1998-07-08

申请号：SK154897

申请日：1996-05-07

Applicant: BASF AG

Inventor： FUCHS EBERHARD ,  WITZEL TOM ,  FLICK KLEMENS

IPC: C07D201/08

Abstract: Production of cyclic lactams by the reaction of amino carboxylic acid nitriles with water, performed in the liquid phase in the presence of heterogeneous catalysts based on titanium dioxide with a rutile content in the range from 0.1 to 95 wt.% and an anatase content in the range from 99.9 to 5 wt.% in relation to the total titanium dioxide content.

公开(公告)号：CA2268091A1

公开(公告)日：1998-04-23

申请号：CA2268091

申请日：1997-10-15

Applicant: BASF AG

Inventor： MASSONNE KLEMENS ,  HARDER WOLFGANG ,  FISCHER MARTIN ,  KAIBEL GERD ,  FLICK KLEMENS ,  QUAISER STEFAN ,  STAMMER ACHIM

IPC: B01J8/04 ,  B01J19/24 ,  B01J19/26 ,  C01B15/029

Abstract: The present invention relates to a process for the manufacture of hydrogen peroxide solutions with a hydrogen peroxide content of at least 2.5 wt % by continual reaction of hydrogen and oxygen in an aqueous or alcoholic reaction medium on catalyst shaped bodies containing palladium.

公开(公告)号：AU4300497A

公开(公告)日：1998-04-02

申请号：AU4300497

申请日：1997-09-01

Applicant: BASF AG

Inventor： EBEL KLAUS ,  FISCHER ROLF ,  FLICK KLEMENS ,  MERGER MARTIN ,  VOIT GUIDO

IPC: B01J23/78 ,  C07B61/00 ,  C07C209/48 ,  C07C211/12 ,  C07C253/30 ,  C07C255/24

Abstract: A process for preparing aliphatic alpha,omega-amino nitrites by partial hydrogenation of aliphatic alpha,omega-dinitriles in the presence of a catalyst, wherein the catalyst used for the partial hydrogenation comprises(a) iron or a compound based on iron or mixtures thereof and(b) from 0.01 to 5% by weight, based on (a), of a promoter based on 2,3,4 or 5 elements selected from the group consisting of aluminum, silicon, zirconium, titanium and vanadium and(c) from 0 to 5% by weight, based on (a), of a compound based on an alkali metal or alkaline earth metal.

公开(公告)号：PL323389A1

公开(公告)日：1998-03-30

申请号：PL32338996

申请日：1996-05-07

Applicant: BASF AG

Inventor： FUCHS EBERHARD ,  WITZEL TOM ,  FLICK KLEMENS

IPC: C07D201/08

Abstract: Production of cyclic lactams by the reaction of amino carboxylic acid nitriles with water, performed in the liquid phase in the presence of heterogeneous catalysts based on titanium dioxide with a rutile content in the range from 0.1 to 95 wt.% and an anatase content in the range from 99.9 to 5 wt.% in relation to the total titanium dioxide content.

公开(公告)号：SK77597A3

公开(公告)日：1998-01-14

申请号：SK77597

申请日：1995-12-16

Applicant: BASF AG

Inventor： VICARI MAXIMILIAN ,  FLICK KLEMENS ,  MELDER JOHANN-PETER ,  SCHNURR WERNER ,  WULFF-DOERING JOACHIM

IPC: B01J25/00 ,  B01J25/02 ,  B01J37/00 ,  C07B31/00 ,  C07C253/30

Abstract: A hydrogenation catalyst based on an alloy of aluminum and of a transition metal is prepared by preparing a kneaded material from the alloy and an assistant, converting the kneaded material into moldings, calcining the moldings and treating the calcined moldings with an alkali metal hydroxide, by a process in which the assistant used is (a) polyvinyl alcohol and water or (b) stearic acid, and the catalyst prepared according to the invention is used for hydrogenation and hydrogenolysis, in particular the partial hydrogenation of aliphatic alpha,omega-dinitriles to aliphatic alpha,omega-aminonitriles.

公开(公告)号：AU3338897A

公开(公告)日：1998-01-07

申请号：AU3338897

申请日：1997-06-16

Applicant: BASF AG

Inventor： BROCKER FRANZ JOSEF ,  FLICK KLEMENS ,  ERDBRUGGER CRISTINA FREIRE ,  KAIBEL GERD ,  MEYER GERALD ,  MULLER HANS-JOACHIM ,  POLANEK PETER ,  SCHWAB EKKEHARD

IPC: B01D3/00 ,  B01D59/32 ,  B01J8/04 ,  B01J19/24 ,  B01J19/32 ,  B01J23/44 ,  B01J35/02 ,  B01J35/06 ,  B01J37/02 ,  B01J37/34 ,  C10G49/00 ,  C10G49/02

Abstract: A catalyst packing which can be produced by vapor deposition and/or sputtering of at least one substance active as catalyst and/or promotor onto woven or knitted fabrics or sheets as support material is used in a process for catalytic distillation in which a heterogeneously catalyzed reaction is combined with a simultaneous distillation or rectification over the catalyst packing.

公开(公告)号：CZ197597A3

公开(公告)日：1997-12-17

申请号：CZ197597

申请日：1995-12-16

Applicant: BASF AG

Inventor： VICARI MAXIMILIAN ,  FLICK KLEMENS ,  MELDER JOHANN PETER ,  SCHNURR WERNER ,  WULFF-DOERING JOACHIM

IPC: B01J25/00 ,  B01J25/02 ,  B01J37/00 ,  C07B31/00 ,  C07C253/30

Abstract: A hydrogenation catalyst based on an alloy of aluminum and of a transition metal is prepared by preparing a kneaded material from the alloy and an assistant, converting the kneaded material into moldings, calcining the moldings and treating the calcined moldings with an alkali metal hydroxide, by a process in which the assistant used is (a) polyvinyl alcohol and water or (b) stearic acid, and the catalyst prepared according to the invention is used for hydrogenation and hydrogenolysis, in particular the partial hydrogenation of aliphatic alpha,omega-dinitriles to aliphatic alpha,omega-aminonitriles.

公开(公告)号：NO975268L

公开(公告)日：1997-11-17

申请号：NO975268

申请日：1997-11-17

Applicant: BASF AG

Inventor： FUCHS EBERHARD ,  WITZEL TOM ,  FLICK KLEMENS

IPC: C07D201/08

Abstract: Production of cyclic lactams by the reaction of amino carboxylic acid nitriles with water, performed in the liquid phase in the presence of heterogeneous catalysts based on titanium dioxide with a rutile content in the range from 0.1 to 95 wt.% and an anatase content in the range from 99.9 to 5 wt.% in relation to the total titanium dioxide content.