Patents by Inventor Herbert Toussaint
Herbert Toussaint has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 5037793Abstract: A catalyst for the hydrogenation of unsaturated aliphatic compounds having a content of 20-70% w/w of nickel oxide, 25-45% w/w of zirconium oxide and 5-40% w/w of copper oxide, based on the oxidic, unreduced catalyst.Type: GrantFiled: April 2, 1990Date of Patent: August 6, 1991Assignee: BASF AktiengesellschaftInventors: Herbert Toussaint, Juergen Schossig, Heinz Graefje, Wolfgang Reiss, Roland Spahl, Matthias Irgang, Walter Himmel, Gerhard Koppenhoefer
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Patent number: 5015788Abstract: A process for the preparation of saturated alcohols by catalytic hydrogenation of acetylenic alcohols at a temperature of from 50.degree. to 200.degree. C. and under a pressure of from 30 to 320 bar, wherein the catalyst used has a content of from 20 to 75% of nickel oxide, from 10 to 75% of zirconium dioxide and from 5 to 50% of copper oxide, by weight of the oxidic, unreduced catalyst.Type: GrantFiled: April 2, 1990Date of Patent: May 14, 1991Assignee: BASF AktiengesellschaftInventors: Herbert Toussaint, Juergen Schossig, Heinz Graefje, Wolfgang Reiss, Roland Spahl, Matthias Irgang, Walter Himmel, Gerhard Koppenhoefer
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Patent number: 4864066Abstract: A process for the preparation of alkanediols by hydrogenation of alkynediols of from 3 to 8 carbon atoms in which a solution of the alkynediol in an alcohol of from 1 to 8 carbon atoms, the mass fraction of alkynediol being more than 5%, of water at most 10%, and of alkanediol from 20% to 85%, is hydrogenated at temperatures of 110.degree. C. to 240.degree. C. and pressures greater than 10 bar, the pH being greater than 6.Type: GrantFiled: May 2, 1988Date of Patent: September 5, 1989Assignee: BASF AktiengesellschaftInventors: Herbert Mueller, Herbert Toussaint, Juergen Schossig
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Patent number: 4758546Abstract: Catalysts containing one of the metals iron, cobalt or nickel or a mixture of these are prepared by reduction of the particular catalyst intermediate with hydrogen at from 80.degree. to 260.degree. C. and under from 1 to 300 bar, in the liquid phase and in the presence of a redox system, and are used in the hydrogenation and amination of organic compounds.Type: GrantFiled: July 2, 1986Date of Patent: July 19, 1988Assignee: BASF AktiengesellschaftInventors: Karl Baer, Wolfgang Reiss, Juergen Schossig, Herbert Toussaint
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Patent number: 4532082Abstract: 3-Cyanoaldehydes of the formula I ##STR1## where R.sup.1 and R.sup.2 are each C.sub.1 -C.sub.6 -alkyl and R.sup.3 is hydrogen or C.sub.1 -C.sub.3 -alkyl, are prepared by a process wherein an aldehyde of the formula II ##STR2## is reacted with anhydrous hydrocyanic acid in the presence of a basic catalyst, in a solvent.Type: GrantFiled: March 1, 1983Date of Patent: July 30, 1985Assignee: BASF AktiengesellschaftInventors: Herbert Toussaint, Hans J. Pander
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Patent number: 4429155Abstract: Aromatic amines (anilines) are obtained directly or via the corresponding cycloaliphatic amines by an aminating/hydrogenating reaction of phenols with ammonia and hydrogen over a supported palladium catalyst which also contains elements from group 1b, 2b or 7b of the periodic table as well as iron, cobalt or nickel, as such or in the form of their compounds, and, preferably, an inorganic base, said catalysts also having dehydrogenating properties.Type: GrantFiled: December 1, 1981Date of Patent: January 31, 1984Assignee: BASF AktiengesellschaftInventors: Norbert Goetz, Peter Jacobs, Leopold Hupfer, Herbert Toussaint, Wolfgang Reiss
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Patent number: 4234727Abstract: Amines are N-alkylated by reaction with an alcohol or a carbonyl compound in the presence of hydrogen under atmospheric pressure in the gas phase over a catalyst, containing copper and aluminum, which is obtained by heating and reducing a basic precipitate of salts of copper and aluminum.Type: GrantFiled: August 22, 1979Date of Patent: November 18, 1980Assignee: BASF AktiengesellschaftInventors: Herbert Toussaint, Wolfgang Schroeder, Wolfgang Franzischka
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Patent number: 4229346Abstract: Hexamethylenimine (azocycloheptane) is produced from hexamethylenediamine by elimination of ammonia in a high-boiling solvent at a low concentration of hexamethyleneimine.Type: GrantFiled: March 7, 1975Date of Patent: October 21, 1980Assignee: BASF AktiengesellschaftInventors: Herbert Toussaint, Klaus Adelsberger, Herwig Hoffmann
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Patent number: 4224251Abstract: 5-Diethylaminopentan-2-ol is obtained from 1-diethylamino-pent-2-yn-4-ol by hydrogenation, if a nickel catalyst is used in the presence of a basic alkali metal compound or alkaline earth metal compound and the hydrogenation is carried out in the absence of water.Type: GrantFiled: July 12, 1979Date of Patent: September 23, 1980Assignee: BASF AktiengesellschaftInventors: Herbert Mueller, Herbert Toussaint, Arnold Wittwer
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Patent number: 4207263Abstract: A process for the manufacture of secondary amines, especially fatty amines, from alcohols and ammonia over a hydrogenating catalyst in the presence of hydrogen, in which the reaction mixture essentially consists of alcohol and the amine formed, with only little ammonia, the latter being added progressively and the water formed in the reaction being removed progressively.Type: GrantFiled: January 31, 1979Date of Patent: June 10, 1980Assignee: BASF AktiengesellschaftInventors: Herwig Hoffmann, Herbert Mueller, Herbert Toussaint, Arnold Wittwer
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Patent number: 4196147Abstract: N-Alkylanilines are obtained by alkylating anilines with alcohols in the absence of hydrogen under a pressure substantially higher than the autogenous pressure of the reaction mixture, at from 50.degree. to 250.degree. C., preferably in the presence of a fixed catalyst containing cobalt, nickel and copper.Type: GrantFiled: September 29, 1977Date of Patent: April 1, 1980Assignee: BASF AktiengesellschaftInventors: Martin Decker, Herwig Hoffmann, Leopold Hupfer, Herbert Toussaint
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Patent number: 4105657Abstract: Production of N-alkylated cyclic alkylenimines by reaction of cyclic alkylenimines with an alcohol or ether in the gas phase in the presence of a high-area SiO.sub.2 /P.sub.2 O.sub.5 catalyst.Type: GrantFiled: April 8, 1977Date of Patent: August 8, 1978Assignee: BASF AktiengesellschaftInventors: Toni Dockner, Herbert Toussaint, Martin Decker
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Patent number: 4105669Abstract: Reaction of 1-hydroxy-2-ketones of the general formula R-- CO-- CH.sub.2 OH, where R is a short alkyl, with ammonia gives a new compound ##STR1## which on hydrogenation gives 2-amino-1-alcohols; the yield can be improved by carrying out the hydrogenation in the presence of ammonia.Type: GrantFiled: June 20, 1977Date of Patent: August 8, 1978Assignee: BASF AktiengesellschaftInventors: Walter Himmele, Leopold Hupfer, Herbert Toussaint, Gerhard Paul
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Patent number: 4068077Abstract: A new process for the manufacture of N-substituted tetrahydro-1,4-oxazines, also called morpholines, by conversion of N-substituted bis-(2-hydroxyalkyl)-amines in the presence of catalysts.Type: GrantFiled: July 22, 1976Date of Patent: January 10, 1978Assignee: BASF AktiengesellschaftInventors: Norbert Goetz, Bernd Zeeh, Martin Decker, Leopold Hupfer, Herbert Toussaint
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Patent number: 4014933Abstract: An improved method of preparing amines by reaction of alcohols with ammonia or primary or secondary amines at elevated temperature and superatmospheric pressure in the presence of hydrogen and a hydrogenation catalyst containing cobalt, nickel and copper, the improvement comprising using a catalyst which contains (calculated on the metal content of the catalyst) from 70 to 95% by weight of a mixture of cobalt and nickel and from 5 to 30% by weight of copper, the ratio by weight of cobalt to nickel being from 4:1 to 1:4. The amines prepared in this way are suitable for the production of emulsifying agents, plant protection agents and vulcanization accelerators.Type: GrantFiled: August 27, 1973Date of Patent: March 29, 1977Assignee: BASF AktiengesellschaftInventors: Guenther Boettger, Hubert Corr, Herwig Hoffmann, Herbert Toussaint, Siegfried Winderl
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Patent number: 3974159Abstract: Compounds of the general formula ##EQU1## which may be used in place of malondialdehyde in synthesis reactions are obtained in a one-step reaction form dimethylformamide, phosgene and an alkyl vinyl ether.Type: GrantFiled: April 28, 1975Date of Patent: August 10, 1976Assignee: BASF AktiengesellschaftInventors: Martin Decker, Willibald Schoenleben, Herbert Toussaint, Hewig Hoffmann