Basf Aktiengesellschaft

Basf Se Corporation

Frank Haese

Johann-Peter Melder

Klaus Ebel

Manfred Julius

Till Gerlach

Bernd Stein

Ekkehard Schwab

Signe Unverricht

Frank-Friedrich Pape

Roman Dostalek

Anton Meier

Jan Kurt Eberhardt

Kirsten Burkart

Hartmut Hibst

Rocco Paciello

Gerd Kaibel

Boris Breitscheidel

Klaus Ditrich

Klemens Massonne

Frank Funke

Michael Röper

Klaus Halbritter

Oliver Bey

Stefan Rittinger

Wolfgang Reif

Thomas Hill

Thilo Hahn

Bram Willem Hoffer

Wolfgang Ahlers

Shelue Liang

Thomas Mackewitz

Alfred Krause

Ulrich Koehler

Joachim Wulff-Döring

Martin Volland

Xavier Sava

Michael Stang

Heinz Rutter

Eike Johannes Bergner

Ralf Noe

Karl-Heinz Roβ

Joachim-Thierry Anders

Melanie Maas-Brunner

Oliver Löber

Arnd Bottcher

Jürgen Stephan

Axel Salden

Joachim Wulff-Doering

Hans-Georg G&ouml;bbel

Heinz Rütter

Ulrich Köhler

Peter Gaa

Volker Böhm

Peter Münster

Jan Eberhardt

Processes comprising: (a) reacting dimethylamine and ethylene oxide to form a product mixture comprising N,N-dimethylethanolamine and N,N-dimethylaminoethoxyethanol; (b) distilling the product mixture to obtain a bottom fraction comprising N,N-dimethylaminoethoxyethanol; and (c) distilling the bottom fraction to separate at least a portion of the N,N-dimethylaminoethoxyethanol from the bottom fraction; and apparatus for carrying out said processes.

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A process for preparing an amine by reacting an aldehyde and/or ketone with hydrogen and a nitrogen compound selected from the group of primary and secondary amines in the presence of a heterogeneous catalyst, wherein the catalyst is a coated catalyst which comprises at least one metal of group VIII of the Periodic Table of the Elements as a hydrogenating metal and additionally a promoter on an oxidic support, at least 80% of the metal of group VIII of the Periodic Table of the Elements being present in a layer between the surface of the catalyst and a penetration depth which is not more than 80% of the radius of the catalyst, calculated from the surface of the catalyst.

Process for preparing an amine

A process for preparing optically active trans-2,6-dimethylmorpholine by (i) reacting racemic trans-2,6-dimethylmorpholine with D-mandelic acid, (ii) removing the salt formed from D-mandelic acid and one enantiomer of trans-2,6-dimethylmorpholine from the other enantiomer of trans-2,6-dimethylmorpholine and (iii) isolating the desired optically active trans-2,6-dimethylmorpholine.

Racemic separation of 2,6-trans-dimethymorpholine

Processes comprising: providing an aromatic alcohol; and reacting the aromatic alcohol with ammonia at a temperature of 80 to 350&#xb0; C. in the presence of hydrogen and a heterogeneous catalyst to form a crude reaction product comprising a corresponding primary aromatic amine, wherein the heterogeneous catalyst comprises a catalytically active composition which, prior to reduction with hydrogen, comprises 90 to 99.8% by weight of zirconium dioxide (ZrO), 0.1 to 5.0% by weight of an oxygen-comprising compound of palladium, and 0.1 to 5.0% by weight of an oxygen-comprising compound of platinum.

Method for the continuous production of an amine

A process for the preparation of benzophenonimine (BPI) of the general formula I where Rand Rare C- to C-alkoxy, C- to C-alkylamine and C- to C-dialkylamine and m and n are integers from 0 to 5 and Rand R, independently of one another, may be identical or different, by reacting benzophenone (BP) of the general formula II where R1, R2, m and n have the abovementioned meanings, in ammonia and in the presence of titanium dioxide, the titanium dioxide being present substantially in the anatase modification.

Method of producing benzophenoneimines

Processes comprising: (a) providing a first reactant comprising a bioethanol; and (b) reacting the first reactant with a second reactant comprising a component selected from the group consisting of ammonia, primary amines, secondary amines and mixtures thereof, in the presence of hydrogen and a catalytically effective amount of a heterogeneous hydrogenation/dehydrogenation catalyst to form an ethylamine; wherein the catalyst has been activated at a temperature of 100 to 500&#xb0; C. for at least 25 minutes; wherein prior to activation the catalyst comprises: (i) 20 to 65% by weight of a support material comprising one or both of zirconium dioxide (ZrO) and aluminum oxide (AlO), (ii) 1 to 30% by weight of oxygen-comprising compounds of copper, calculated as CuO, and (iii) 21 to 70% by weight of oxygen-comprising compounds of nickel, calculated as NiO; and wherein after activation the catalyst has a CO uptake capacity of &#x3e;110 &#x3bc;mol of CO/g of the catalyst.

Processes for preparing ethylamines

Process for preparing an ethylamine by reacting ethanol with ammonia, a primary amine or a secondary amine in the presence of hydrogen and a heterogeneous catalyst, in which a biochemically prepared ethanol (bioethanol) in which the concentration of sulfur and/or sulfur-containing compounds has been reduced beforehand by bringing it into contact with an adsorbent is used.

Method for producing an ethylamine

Method of producing triethanolamine where a phosphane or a compound which liberates a phosphane is added to the triethanolamine.

Method for producing triethanolamine

Methods for improving color properties of triethanolamine, and triethanolamine compositions treated thereby, are disclosed, wherein the methods comprise: (a) providing a composition comprising triethanolamine; and (b) contacting the composition with an acid component and a basic component; wherein the acid component comprises an acid selected from the group consisting of phosphorous acid, hypophosphorous acid and mixtures thereof; and wherein the basic component comprises a compound selected from the group consisting of alkali metal hydroxides, alkaline earth metal hydroxides, ammonium hydroxides according to general formula (I), and mixtures thereof:[RRR(2-hydroxyethyl)ammonium] hydroxide&#x2003;&#x2003;(I)wherein R, Rand Reach independently represents a Calkyl or a Chydroxyalkyl; with the proviso that where the basic component comprises an alkali metal hydroxide, the molar ratio of acid component: basic component is 1:0.1 to 1:1, and where the basic component comprises an alkaline earth metal hydroxide, the molar ratio of acid component: basic component is 1:0.05 to 1:0.5.

Methods of treating triethanolamine with acid components and basic components, and triethanolamine compositions containing the same

Process for the continuous preparation of an amine by reaction of a primary or secondary alcohol, aldehyde and/or ketone with hydrogen and a nitrogen compound selected from the group consisting of ammonia, primary and secondary amines at a temperature in the range from 60 to 300&#xb0; C. in the presence of a copper-containing catalyst, wherein the catalytically active composition of the catalyst prior to reduction with hydrogen comprises

The invention relates to a process for preparing cyclohexanedicarboxylic acids or derivatives thereof, such as esters and/or anhydrides, encompassing the reaction of diene/maleic acid anhydride mixtures, in particular of butadiene/maleic acid anhydride mixtures or of mixtures of maleic acid anhydrides and C5-dienes to give alkyl-substituted or unsubstituted cyclohexenedicarboxylic acid anhydrides in the condensed phase, ester formation, and then hydrogenation to give the corresponding cyclohexanedicarboxylic acid derivative, and also to the use of the cyclohexanedicarboxylic acids or derivatives thereof prepared according to the invention as plasticizers for plastics.

Method for producing cyclohexane dicarboxylic acids and the derivatives thereof

The invention relates to a method for producing dialdehydes and/or ethylenically unsaturated monoaldehydes by reacting at least one compound with at least two ethylenically unsaturated double bonds with carbon monoxide and hydrogen in the presence of a hydroformylating catalyst with at least one complex of a metal of subgroup VIII. The subgroup comprises at least pnicogen chelate ligands.

Method for producing dialdehydes and or ethylenically unsaturated monoaldehydes by hydroformylating ethylenically unsaturated compounds

The present invention relates to a process for isomerizing reactant allyl alcohols of the formula (I) to product allyl alcohols of the general formula (II) where R1 to R5 are each hydrogen or a mono- or polyunsaturated or saturated C&#x2013;C-alkyl radical, which can be substituted or unsubstituted,in both directions of the equilibrium, which comprises isomerizing in the presence of a dioxotungsten(VI) complex of the general formula (III), where

Method for isomerizing allyl alcohols

The present invention relates to a process for isomerizing reactant allyl alcohols to product allyl alcohols in the presence of a catalyst, wherein the reactant allyl alcohol is rearranged to product allyl alcohol in semicontinuous or continuous mode in a catalyst-containing suitable reactor. In particular, the process according to the invention is used to prepare linalool from Geraniol and/or nerol.

The present invention relates to a process for the isomerization of precursor allyl alcohols of the formula (I) to product allyl alcohols of the formula (II)where Rto Rare hydrogen or a mono- or polyunsaturated or saturated C-C-alkyl radical, which may be substituted, in both directions of the equilibrium, wherein the reaction takes place in the presence of an oxoperoxotungsten(VI) complex of the formula (III),where

Method for the isomerization of allyl alcohols

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Dietzenbach, Germany

Frank Haese