Patents by Inventor Ulrich Eichenauer
Ulrich Eichenauer 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: 11306161Abstract: A process for preparing isobutene homo- or copolymer derivatives by (i) polymerizing isobutene or an isobutene-comprising monomer mixture in the presence of an iron halide-donor complex, an aluminum trihalide-donor complex, or an alkylaluminum halide-donor complex, (ii) reacting a resulting high-reactivity isobutene polymer with a compound which introduces a low molecular weight polar group or a substructure thereof, and (iii) in the case of reaction with a substructure, further reacting to complete the formation of the low molecular weight polar group. The homo- or copolymer derivatives include a radical of a hydrophobic polyisobutene polymer having a number-average molecular weight of 110 to 250 000 and low molecular weight polar groups including amino functions, nitro groups, hydroxyl groups, mercaptan groups, carboxylic acid or carboxylic acid derivative functions, sulfonic acid or sulfonic acid derivative functions, aldehyde functions and/or silyl groups.Type: GrantFiled: June 30, 2020Date of Patent: April 19, 2022Assignee: BASF SEInventors: Hannah Maria Koenig, Klaus Muehlbach, Helmut Mach, Ulrich Eichenauer
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Publication number: 20200325253Abstract: A process for preparing isobutene homo- or copolymer derivatives by (i) polymerizing isobutene or an isobutene-comprising monomer mixture in the presence of an iron halide-donor complex, an aluminum trihalide-donor complex, or an alkylaluminum halide-donor complex, (ii) reacting a resulting high-reactivity isobutene polymer with a compound which introduces a low molecular weight polar group or a substructure thereof, and (iii) in the case of reaction with a substructure, further reacting to complete the formation of the low molecular weight polar group. The homo- or copolymer derivatives include a radical of a hydrophobic polyisobutene polymer having a number-average molecular weight of 110 to 250 000 and low molecular weight polar groups including amino functions, nitro groups, hydroxyl groups, mercaptan groups, carboxylic acid or carboxylic acid derivative functions, sulfonic acid or sulfonic acid derivative functions, aldehyde functions and/or silyl groups.Type: ApplicationFiled: June 30, 2020Publication date: October 15, 2020Applicant: BASF SEInventors: Hannah Maria KOENIG, Klaus MUEHLBACH, Helmut MACH, Ulrich EICHENAUER
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Patent number: 10745496Abstract: A process for preparing isobutene homo- or copolymer derivatives by (i) polymerizing isobutene or an isobutene-comprising monomer mixture in the presence of an iron halide-donor complex, an aluminum trihalide-donor complex, or an alkylaluminum halide-donor complex, (ii) reacting a resulting high-reactivity isobutene polymer with a compound which introduces a low molecular weight polar group or a substructure thereof, and (iii) in the case of reaction with a substructure, further reacting to complete the formation of the low molecular weight polar group. The homo- or copolymer derivatives include a radical of a hydrophobic polyisobutene polymer having a number-average molecular weight of 110 to 250 000 and low molecular weight polar groups including amino functions, nitro groups, hydroxyl groups, mercaptan groups, carboxylic acid or carboxylic acid derivative functions, sulfonic acid or sulfonic acid derivative functions, aldehyde functions and/or silyl groups.Type: GrantFiled: February 18, 2016Date of Patent: August 18, 2020Assignee: BASF SEInventors: Hannah Maria Koenig, Klaus Muehlbach, Helmut Mach, Ulrich Eichenauer
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Patent number: 9562117Abstract: A process for producing an isobutene copolymer derivative by: (I) free-radically copolymerizing (a) 10-90 mol % of a monoethylenically unsaturated C4- to C12-dicarboxylic acid, anhydride, or ester, (b) 10-90 mol % of a high-reactivity isobutene polymer having Mn=110-250000 and obtained by polymerizing isobutene in the presence of an iron-halide-, aluminum trihalide-, or alkylaluminum halide-donor complex, each donor being an ether or carboxylic ester function, or in the presence of a Lewis acid complex containing an organic sulfonic acid, and (c) 0-50 mol % of a monoethylenically unsaturated compound copolymerizable with (a) and (b), to obtain an intermediate isobutene copolymer; and (II) reacting the carboxylic acid functions in the intermediate with at least one of ammonia, an amine, and an alcohol, to form a moiety containing at least one of a hydroxyl, carboxylic ester, amino, quaternized amino, amido, and imido group.Type: GrantFiled: November 28, 2011Date of Patent: February 7, 2017Assignee: BASF SEInventors: Hannah Maria König, Klaus Mühlbach, Helmut Mach, Ulrich Eichenauer
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Publication number: 20160168282Abstract: A process for preparing isobutene homo- or copolymer derivatives by (i) polymerizing isobutene or an isobutene-comprising monomer mixture in the presence of an iron halide-donor complex, an aluminum trihalide-donor complex, or an alkylaluminum halide-donor complex, (ii) reacting a resulting high-reactivity isobutene polymer with a compound which introduces a low molecular weight polar group or a substructure thereof, and (iii) in the case of reaction with a substructure, further reacting to complete the formation of the low molecular weight polar group. The homo- or copolymer derivatives include a radical of a hydrophobic polyisobutene polymer having a number-average molecular weight of 110 to 250 000 and low molecular weight polar groups including amino functions, nitro groups, hydroxyl groups, mercaptan groups, carboxylic acid or carboxylic acid derivative functions, sulfonic acid or sulfonic acid derivative functions, aldehyde functions and/or silyl groups.Type: ApplicationFiled: February 18, 2016Publication date: June 16, 2016Applicant: BASF SEInventors: Hannah Maria KOENIG, Klaus MUEHLBACH, Helmut MACH, Ulrich EICHENAUER
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Patent number: 9296841Abstract: A process for preparing isobutene homo- or copolymer derivatives by (i) polymerizing isobutene or an isobutene-comprising monomer mixture in the presence of an iron halide-donor complex, an aluminum trihalide-donor complex, or an alkylaluminum halide-donor complex, (ii) reacting a resulting high-reactivity isobutene polymer with a compound which introduces a low molecular weight polar group or a substructure thereof, and (iii) in the case of reaction with a substructure, further reacting to complete the formation of the low molecular weight polar group. The homo- or copolymer derivatives include a radical of a hydrophobic polyisobutene polymer having a number-average molecular weight of 110 to 250,000 and low molecular weight polar groups including amino functions, nitro groups, hydroxyl groups, mercaptan groups, carboxylic acid or carboxylic acid derivative functions, sulfonic acid or sulfonic acid derivative functions, aldehyde functions and/or silyl groups.Type: GrantFiled: November 28, 2011Date of Patent: March 29, 2016Assignee: BASF SEInventors: Hannah Maria König, Klaus Mühlbach, Helmut Mach, Ulrich Eichenauer
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Patent number: 8697820Abstract: Preparation of high-reactivity isobutene homo- or copolymers with a content of terminal vinylidene double bonds per polyisobutene chain end of at least 50 mol % by polymerization of isobutene or isobutene-comprising monomer mixtures in the presence of Lewis acids suitable as polymerization catalysts or of complexes which are effective as polymerization catalysts and are formed from Lewis acids and donors, and in the presence of initiators, wherein the initiators used are organic sulfonic acids Z—SO3H in which the variable Z denotes an alkyl radical, haloalkyl radical, cycloalkyl radical, aryl radical or arylalkyl radical.Type: GrantFiled: August 7, 2012Date of Patent: April 15, 2014Assignee: BASF SEInventors: Hannah Maria Koenig, Klaus Muehlbach, Thomas Wettling, Ulrich Eichenauer, Herbert Mayr
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Publication number: 20130041121Abstract: Preparation of high-reactivity isobutene homo- or copolymers with a content of terminal vinylidene double bonds per polyisobutene chain end of at least 50 mol % by polymerization of isobutene or isobutene-comprising monomer mixtures in the presence of Lewis acids suitable as polymerization catalysts or of complexes which are effective as polymerization catalysts and are formed from Lewis acids and donors, and in the presence of initiators, wherein the initiators used are organic sulfonic acids Z—SO3H in which the variable Z denotes an alkyl radical, haloalkyl radical, cycloalkyl radical, aryl radical or arylalkyl radical.Type: ApplicationFiled: August 7, 2012Publication date: February 14, 2013Applicant: BASF SEInventors: Hannah Maria KÖNIG, Klaus Mühlbach, Thomas Wettling, Ulrich Eichenauer, Herbert Mayr
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Publication number: 20120165473Abstract: A process for producing an isobutene copolymer derivative by: (I) free-radically copolymerizing (a) 10-90 mol % of a monoethylenically unsaturated C4- to C12-dicarboxylic acid, anhydride, or ester, (b) 10-90 mol % of a high-reactivity isobutene polymer having Mn=110-250000 and obtained by polymerizing isobutene in the presence of an iron-halide-, aluminum trihalide-, or alkylaluminum halide-donor complex, each donor being an ether or carboxylic ester function, or in the presence of a Lewis acid complex containing an organic sulfonic acid, and (c) 0-50 mol % of a monoethylenically unsaturated compound copolymerizable with (a) and (b), to obtain an intermediate isobutene copolymer; and (II) reacting the carboxylic acid functions in the intermediate with at least one of ammonia, an amine, and an alcohol, to form a moiety containing at least one of a hydroxyl, carboxylic ester, amino, quaternized amino, amido, and imido group.Type: ApplicationFiled: November 28, 2011Publication date: June 28, 2012Applicant: BASF SEInventors: Hannah Maria Koenig, Klaus Muehlbach, Helmut Mach, Ulrich Eichenauer
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Publication number: 20120142868Abstract: A process for preparing isobutene homo- or copolymer derivatives by (i) polymerizing isobutene or an isobutene-comprising monomer mixture in the presence of an iron halide-donor complex, an aluminum trihalide-donor complex, or an alkylaluminum halide-donor complex, (ii) reacting a resulting high-reactivity isobutene polymer with a compound which introduces a low molecular weight polar group or a substructure thereof, and (iii) in the case of reaction with a substructure, further reacting to complete the formation of the low molecular weight polar group. The homo- or copolymer derivatives include a radical of a hydrophobic polyisobutene polymer having a number-average molecular weight of 110 to 250 000 and low molecular weight polar groups including amino functions, nitro groups, hydroxyl groups, mercaptan groups, carboxylic acid or carboxylic acid derivative functions, sulfonic acid or sulfonic acid derivative functions, aldehyde functions and/or silyl groups.Type: ApplicationFiled: November 28, 2011Publication date: June 7, 2012Applicant: BASF SEInventors: Hannah Maria König, Klaus Mühlbach, Helmut Mach, Ulrich Eichenauer
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Patent number: 6509403Abstract: Molding compositions comprise A) at least one polyarylene ether sulfone, B) at least one aliphatic polyamide, C) at least one filler, and also if desired D) an impact-modifying rubber or a mixture of various impact-modifying rubbers, and E) an additive or a mixture of various additives wherein the viscosity number of the polyamides B (measured in 0.5% strength by weight solution in 96% strength by weight sulfuric acid to DIN 53 727) is at least 180 ml/g, and the molding compositions comprise F) from 100 ppm to 0.5% by weight, based on the total weight of A to E, of copper bromide or copper iodide or a mixture of these.Type: GrantFiled: February 26, 2001Date of Patent: January 21, 2003Assignee: Basf AktiengesellschaftInventors: Martin Weber, Joachim Queisser, Ulrich Eichenauer
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Patent number: 5834542Abstract: Impact-resistant thermoplastic molding materials containA) from 10 to 99.5% by weight of a thermoplastic polymer selected from the group consisting of the polyoxymethylenes, polyolefins, polyesters, polycarbonates, polystyrene, ABS, ASA, SAN, polyamides or poly(meth)acrylates or mixtures thereof,B) from 0.5 to 80% by weight of a thermoplastic polyurethane,C) from 0 to 50% by weight of a fibrous or particulate filler andD) from 0 to 30% by weight of conventional additives and processing assistants,the thermoplastic polyurethane B) containing from 0.05 to 10% by weight, based on B), of a carbodiimide: ##STR1## where R is identical or different and is selected from the group consisting of --NCO--, --NHCONHR.sup.1 --, --NHCONR.sup.1 R.sup.2 -- and --NHCOOR.sup.3 -- radicals, whereR.sup.1 and R.sup.2 are identical or different and are an alkyl, cycloalkyl or aralkyl radical andR.sup.3 is R.sup.1 or an alkoxypolyoxyalkylene radical andn is an integer from 0 to 10.Type: GrantFiled: May 30, 1997Date of Patent: November 10, 1998Assignee: BASF AktiengesellschaftInventors: Sabine Kielhorn-Bayer, Ulrich Eichenauer, Friedhelm Lehrich
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Patent number: 5087500Abstract: In a multilayer panel comprising a core layer A with a honeycomb structure or an open-celled foam structure and at least one cover layer C made of a fiber-reinforced thermoplastic polymer, layers A and C are bonded to one another by an adhesive B which is a thermoplastic polymer.Type: GrantFiled: March 28, 1990Date of Patent: February 11, 1992Assignee: BASF AktiengesellschaftInventors: Dietmar Kasper, Herbert Woltron, Guenter Kreibiehl, Ulrich Eichenauer, Norbert Becker
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Patent number: 5035736Abstract: Herbicidal agents containing, as antagonistic agent, at least one naphthalene derivative of the formula I ##STR1## where R, R.sup.1, R.sup.2, and m are as defined in the specification and at least one herbicidal active ingredient from the group consisting of(a) 2(4-heteroaryloxy)- or 2-(4-aryloxy)-phenoxyacetic acid derivatives and(b) cyclohexenone derivatives.Type: GrantFiled: October 31, 1989Date of Patent: July 30, 1991Assignee: BASF AktiengesellschaftInventors: Helmut Hagen, Juergen Pfister, Ulrich Eichenauer, Bruno Wuerzer, Wilfried Helbig, Karl-Otto Westphalen
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Patent number: 5008472Abstract: 4,4'-Dihydroxyterphenyl is prepared by sulfonating terphenyl with sulfuric acid, sulfur trioxide, a mixture thereof or chlorosulfonic acid and then treating the resulting terphenyl-4,4'-disulfonic acid, which may be first converted into a dialkali metal salt, with an alkali metal hydroxide.Type: GrantFiled: August 31, 1989Date of Patent: April 16, 1991Assignee: BASF AktiengesellschaftInventor: Ulrich Eichenauer
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Patent number: 4996354Abstract: 2,4-Dihydroxybenzoic acid is prepared in a solids mixer by reacting resorcinol with an alkali metal bicarbonate and/or alklai metal carbonate in a carbon dioxide atmosphere using as the alkali metal bicarbonate or alkali metal carbonate a mixture of the corresponding sodium and potassium salts.Type: GrantFiled: September 1, 1989Date of Patent: February 26, 1991Assignee: BASF AktiengesellschaftInventors: Peter Neumann, Ulrich Eichenauer
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Patent number: 4990660Abstract: Aromatic hydroxycarboxylic acids of the formula(HO--).sub.n A--COOHwhere n is 1 or 2 and A is a radical from the benzene, naphthalene, biphenyl, diphenyl ether, diphenyl sulfide or diphenyl sulfone series, are prepared by a process in which an acylated aromatic compound of the formula(R.sup.1 --CO--O--).sub.n A--CO--R.sup.2where R.sup.1 and R.sup.2 independently of one another are each unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl and n and A each have the abovementioned meanings, is oxidized with oxygen in the presence of a catalyst and of a solvent at from 20.degree. to 250.degree. C. to give a carboxylic acid of the formula(R.sup.1 --CO--O--).sub.n A--COOHwhere R.sup.1, n and A have the abovementioned meanings, and the acyl group or groups is or are then eliminated.Type: GrantFiled: December 21, 1988Date of Patent: February 5, 1991Assignee: BASF AktiengesellschaftInventors: Peter Neumann, Ulrich Eichenauer
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Patent number: 4982005Abstract: Benzophenones are prepared by condensing benzoic acids and aromatics of the benzene series by means of boron trifluoride in nitrobenzene as reaction medium.Type: GrantFiled: August 23, 1989Date of Patent: January 1, 1991Assignee: BASF AktiengesellschaftInventors: Peter Neumann, Ulrich Eichenauer
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Patent number: 4922031Abstract: 4,4'-dihydroxybiphenyl is prepared by treating biphenyl-4,4'-disulfonic acid or one of its alkali metal salts in an alkali metal hydroxide melt by a process in which the treatment is carried out in a melt which contains from 7 to 14 moles of potassium hydroxide and from 0 to 8 moles of sodium hydroxide, based in each case on 1 mole of biphenyl-4,4'-disulfonic acid, in the presence of an alkali metal carbonate at from 280.degree. to 360.degree. C.Type: GrantFiled: January 23, 1989Date of Patent: May 1, 1990Assignee: BASF AktiengesellschaftInventors: Ulrich Eichenauer, Peter Neumann
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Patent number: 4808212Abstract: Oxime esters of substituted quinoline-8-carboxylic acids of the formula ##STR1## where X is hydrogen, C.sub.1 -C.sub.4 -alkyl or halogen, Z is hydrogen or methyl, R.sup.1 is C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkoxymethyl, C.sub.1 -C.sub.4 -alkoxyethyl, C.sub.1 -C.sub.4 -alkylthiomethyl, C.sub.1 -C.sub.4 -alkylthioethyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.3 -C.sub.6 -alkenyl or C.sub.5 -C.sub.8 -cycloalkyl, each of which is unsubstituted or bears up to 3 methyl substituents, hydrogen, cyano, acetyl, benzoyl, unsubstituted benzyl or phenyl, or benzyl or phenyl bearing up to 3 substitutents selected from the group consisting of halogen, cyano, trifluoromethyl, C.sub.1 -C.sub.4 -haloalkyloxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkyl, hydroxy, dimethylamino or acetamino, R.sup.2 is hydrogen if R.sup.1 is not hydrogen, R.sup.2 further denotes C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkoxymethyl, chloromethyl, azolylmethyl, 1,1-dimethoxymethyl, cyano, C.sub.Type: GrantFiled: December 22, 1986Date of Patent: February 28, 1989Assignee: BASF AktiengesellschaftInventors: Peter Plath, Karl Eicken, Bernd Zeeh, Ulrich Eichenauer, Helmut Hagen, Rolf-Dieter Kohler, Norbert Meyer, Bruno Wuerzer