Basf Se Corporation

Saltigo Gmbh

Lanxess Deutschland Gmbh

Saltigogmbh

Wolfgang Mägerlein

Johann-Peter Melder

Petr Kubanek

Manfred Julius

Ekkehard Schwab

Thomas Krug

Thomas Heidemann

Jan Kurt Eberhardt

Matthias Beller

Christof Wilhelm Wigbers

Oliver Bey

Paul Wagner

Wilhelm Ruppel

Udo Rheude

Mirko Kreitschmann

Alexander Zapf

Jörg Pastre

Berend Eling

Norbert Asprion

Frank Stein

Karl-Heinz Ross

Thomas Schareina

Nikolaus Müller

Thilo Hahn

Ulrich Notheis

Matthias Kummer

Angela Köckritz

Helmut Schmidtke

Alain Cotté

Kevin Huyghe

Hans-Dieter Gerriets

Michael Friederich

Dominik Herbrecht

Ulrich Köhler

Stefanie Werland

Wolfgang Gunkel

Maarten Moors

Heinrich Grizinia

Gerhard Ruf

Andrea Dittmar

Michael Sebek

Ben Buylinckx

Stephan Göttke

Christoph Müller

Helmut Berrsche

Jan Eberhardt

Alexsander Zapf

Michael Dipl-Ing Sebek

A process for producing a polyetheramine by reacting a polyether alcohol, previously synthesized in the presence of a basic potassium or sodium compound as catalyst, with ammonia in the presence of hydrogen and a catalyst in one reactor or a plurality of reactors, wherein the employed polyether alcohol when previously synthesized in the presence of a basic potassium compound as catalyst has a content of potassium ions of less than 50 wppm and when previously synthesized in the presence of a basic sodium compound as catalyst has a content of sodium ions of less than 50 wppm.

Process for preparing a polyetheramine

The present invention relates to a process for hydrogenating nitriles by means of hydrogen in the presence of a catalyst in a reactor, where the catalyst is arranged in a fixed bed, wherein the cross-sectional loading in the reactor is in the range from 5 kg/(ms) to 50 kg/(ms). The present invention further relates to a process for preparing downstream products of isophoronediamine (IPDA) or N,N-dimethylaminopropylamine (DMAPA) from amines prepared according to the invention.

Process for hydrogenating nitriles

The invention relates to a polyurea preparable from

Polyureas preparable from two polyetheramines and a prepolymer

The present invention relates to a process for reacting glycolaldehyde with an aminating agent in the presence of hydrogen and of a catalyst, the catalyst being activated by reducing a catalyst precursor or by reducing a passivated catalyst, which comprises effecting the reaction in the presence of a solvent and contacting the glycolaldehyde with the activated catalyst.

Reaction of glycolaldehyde with an aminating agent

A process for preparing ethylamines and monoisopropylamine (MIPA), in which bioethanol is reacted with ammonia in the presence of hydrogen and of a heterogeneous catalyst to give ethylamines, said bioethanol having a content of sulfur and/or sulfur compounds of &#x2267;0.1 ppm by weight (calculated S), and then isopropanol is reacted with ammonia in the presence of the same catalyst and in the presence of hydrogen to give MIPA.

Process for preparing ethylamines and monoisopropylamine (MIPA)

The present invention relates to a process for preparing ethanolamines by reacting glycolaldehyde with monoethanolamine and/or diethanolamine in the presence of a catalyst.

Method for preparing higher ethanolamines

The present invention relates to a process for preparing 3-dimethylaminopropylamine (DMAPA) by reacting 3-dimethylaminopropionitrile (DMAPN) with hydrogen in the presence of a catalyst, wherein the DMAPN used has a content of 2-(dimethylaminomethyl)glutaronitrile (DGN) of 300 ppm by weight or less, based on the DMAPN used. Furthermore, the present invention relates to mixtures of DMAPN and DGN, wherein the weight ratio of DMAPN to DGN is in the range from 1 000 000:5 to 1 000 000:250.

DMAPN having a low DGN content and a process for preparing DMAPA having a low DGN content

A process for preparing an amine by reacting a primary or secondary alcohol, aldehyde and/or ketone with hydrogen and a nitrogen compound selected from the group of ammonia and primary and secondary amines, in the presence of a supported copper-, nickel- and cobalt-containing catalyst, wherein the catalytically active material of the catalyst, before the reduction thereof with hydrogen, comprises oxygen compounds of aluminum, of copper, of nickel and of cobalt, and in the range from 0.2 to 5.0% by weight of oxygen compounds of tin, calculated as SnO, and catalysts as defined above.

Catalyst and process for preparing an amine

Processes for preparing an amine, the processes comprising: reacting a reactant selected from the group consisting of primary alcohols, secondary alcohols, aldehydes, ketones, and mixtures thereof, with hydrogen and a nitrogen compound selected from the group consisting of ammonia, primary amines, secondary amines and mixtures thereof, in the presence of a zirconium dioxide-, copper- and nickel-containing catalyst; wherein the catalyst comprises a catalytically active composition which comprises, before reduction with hydrogen, oxygen compounds of zirconium, copper, and nickel, 1.5 to 4.5% by weight of an oxygen compound of cobalt, calculated as CoO, and 0.2 to 5.0% by weight of at least one oxygen compound of niobium, sulfur, phosphorus, gallium, boron, lead or antimony, calculated in each case as NbO, HSO, HPO, GaO, BO, PbO and SbOrespectively, and wherein the catalytically active composition does not comprise any molybdenum.

Processes for preparing amines and catalysts for use therein

A process for preparing an amine by reacting a primary or secondary alcohol, aldehyde and/or ketone with hydrogen and a nitrogen compound selected from the group of ammonia and primary and secondary amines, in the presence of a supported copper-, nickel- and cobalt-containing catalyst, wherein the catalytically active material of the catalyst, before the reduction thereof with hydrogen, comprises oxygen compounds of aluminum, of copper, of nickel, of cobalt and of tin, and in the range from 0.2 to 5.0% by weight of oxygen compounds of yttrium, of lanthanum, of cerium and/or of hafnium, each calculated as YO, LaO, CeOand HfOrespectively, and catalysts as defined above.

A process is described for catalytically preparing optionally substituted aromatic or heteroaromatic nitrites of the general formula (I)Ar&#x2014;CN&#x2003;&#x2003;(I)by reacting the corresponding aryl halides of the general formula (II)Ar&#x2014;X&#x2003;&#x2003;(II)in which where

Process for catalytically preparing aromatic or heteroaromatic nitriles

Processes for preparing an amine, which processes comprise: reacting a reactant selected from the group consisting of primary alcohols, secondary alcohols, aldehydes, ketones, and mixtures thereof, with hydrogen and a nitrogen compound selected from the group consisting of ammonia, primary amines, secondary amines and mixtures thereof, in the presence of a zirconium dioxide-and nickel-containing catalyst; wherein the catalyst comprises a catalytically active composition which comprises, before reduction with hydrogen, oxygen compounds of zirconium, nickel, and iron, and 0.2 to 5.5% by weight of at least one oxygen compound of tin, lead, bismuth, molybdenum, antimony or phosphorus, calculated as SnO, PbO, BiO, MoO, SbOand HPOrespectively; and wherein the catalytically active composition of the catalyst does not comprise any copper.

Method for producing an amine

Processes for preparing an amine, which processes comprise: reacting a reactant selected from the group consisting of primary alcohols, secondary alcohols, aldehydes, ketones, and mixtures thereof, with hydrogen and a nitrogen compound selected from the group consisting of ammonia, primary amines, secondary amines and mixtures thereof, in the presence of a zirconium dioxide-, copper- and nickel-containing catalyst; wherein the catalyst comprises a catalytically active composition which comprises, before reduction with hydrogen, oxygen compounds of zirconium, copper, nickel and tin, and 0.5 to 8.0% by weight of an oxygen compound of cobalt, calculated as CoO, and wherein the catalytically active composition does not comprise any ruthenium.

Processes for preparing an amine, which processes comprise: reacting a reactant selected from the group consisting of primary alcohols, secondary alcohols, aldehydes, ketones, and mixtures thereof, with hydrogen and a nitrogen compound selected from the group consisting of ammonia, primary amines, secondary amines and mixtures thereof, in the presence of a zirconium dioxide-, copper- and nickel-containing catalyst; wherein the catalyst comprises a catalytically active composition which comprises, before reduction with hydrogen, oxygen compounds of zirconium, copper, and nickel, and 0.2 to 40% by weight of an oxygen compound of cobalt, calculated as CoO, 0.1 to 5% by weight of an oxygen compound of iron, calculated as FeO, and 0.1 to 5% by weight of at least one oxygen compound of lead, tin, bismuth or antimony, calculated as PbO, SnO, BiOand SbOrespectively.

The present invention relates to a method for the production of trimethylolpropane with a low color number by treatment with activated carbon.

Method for improving the color number of trimethylolpropane

Growing community of inventors

Mannheim, Germany

Wolfgang Mägerlein