Patents by Inventor Hans-Peter Seelmann-Eggebert
Hans-Peter Seelmann-Eggebert 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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Publication number: 20080025890Abstract: An aqueous sulfuric acid-containing composition which comprises at least one surfactant, and a process for extricating metal from metal-containing materials with the aid of this aqueous sulfuric acid-containing composition are described.Type: ApplicationFiled: December 23, 2005Publication date: January 31, 2008Inventors: Hans-Peter Seelmann-Eggebert, Gunter Oetter, Carlos Rene Brodersen, Ricardo Daniel Pinochet, Arturo Berastain
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Publication number: 20070185256Abstract: The present invention relates to a coating material formulation comprising a mixture comprising as component a1 at least one surfactant and as component a2 at least one compound corresponding to the general formula (I) R1—O—(CH2—CHR2—O)n—(CH2—CH2—O)mR3??(I) in which R1 is optionally substituted phenyl, C4-C14 alkyl, R2 is C1-C8 alkyl, R3 is hydrogen, C1-C6 alkyl, benzoyl, acetyl, acryloyl, methacryloyl, n has an average value of 0 to 10, m has an average value of 1 to 10, where n+m?10 and m>n, and the alkylene oxide structural units, which are different if appropriate, can be distributed randomly or arranged in blocks, 1%-95% by weight of film-forming binders and resins, 0%-80% by weight of fillers, 0%-40% by weight of pigments, 0%-20% by weight of additives and 0%-90% by weight of organic solvents and/or water, the sum of the weight percentages being 100% by weight, and to the use of the mixture of the invention for lowering the surface tension in a coating material by addition to the coating materType: ApplicationFiled: July 15, 2005Publication date: August 9, 2007Applicant: BASF AktiengesellchaftInventors: Christian Wulff, Hans-Peter Seelmann-Eggebert, Susanne Stutz, Gunter Oetter
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Patent number: 7164048Abstract: A process is described for purifying polyalkylene glycols obtained by adding alkylene oxide to alkylene glycol, in which, after addition is complete, the resultant polyalkylene glycol is treated at a pH of >7 with a bleaching agent selected from the group consisting of peroxides, peracids, percarbonates, perborates, peroxodisulfates or oxygen, in each case with or without addition of a bleaching activator. The process is suitable in particular for preparing polyethylene glycol having molar weights from 196 to 203 g/mol which meets requirements of pharmacopeias.Type: GrantFiled: June 2, 2004Date of Patent: January 16, 2007Assignee: BASF AktiengesellschaftInventors: Markus Klumpe, Kai-Uwe Baldenius, Claus Hackmann, Arnulf Lauterbach, Hans-Peter Seelmann-Eggebert, Matthias Zipplies
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Publication number: 20060254460Abstract: A solid, water-free and alkanol-free composite material comprises organic and/or inorganic water-insoluble particles or pigments in a mixture with at least one compound of the general formula (I) CnH2n+1O(A)x(B)yR??(I) where R is H, C1-6 alkyl or benzyl A is ethyleneoxy B is C3-10 alkyleneoxy or mixtures thereof, ?it being possible for groups A and B to be randomly distributed, alternating or in the form of two or more blocks in any order, n is an integer in the range from 4 to 8 x is a number in the range from 1 to 25 y is a number in the range from 0 to 10 and x+y is at least 1.Type: ApplicationFiled: September 9, 2004Publication date: November 16, 2006Applicant: BASF AktiengesellshaftInventors: Ralf Noerenberg, Michael Gotsche, Hans-Peter Seelmann-Eggebert, Paul Klingelhofer
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Publication number: 20050080205Abstract: The present invention relates to a process for preparing polyoxyalkylene glycol of high purity and having a low color number from the corresponding alkylene glycol and a starter in the presence of a basic catalyst, wherein a reducing agent is present in the polymerization.Type: ApplicationFiled: December 19, 2003Publication date: April 14, 2005Applicant: BASF AktiengesellschaftInventors: Kai-Uwe Baldenius, Arnulf Lauterbach, Hans-Peter Seelmann-Eggebert
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Publication number: 20050049167Abstract: The invention relates to alkylglycol alkoxylates and alkyldiglycol alkoxylates that are obtainable by alkoxylating C4-8 alkylglycols or diglycols with C2-5 alkoxides up to an average alkoxylation degree of 1 to 8, based on the C4-8alkylglycols or diglycols. The invention further relates to mixtures from C2-5 alkoxylates of C4-8 alkylgycols or -diglycols that have an average alkoxylation degree of 1 to 8 and tensides that have an interfacial tension of less than 45 mN/m at 20° C. when dissolved in an amount of 5 g/l of water, and/or to diyhdroxyalkins or derivatives thereof.Type: ApplicationFiled: January 21, 2003Publication date: March 3, 2005Inventors: Ralf Noerenberg, Gunter Oetter, Jurgen Tropsch, Helmut Gumbel, Nicole Lichterfeld-Weber, Hubertus Kroner, Hans-Peter Seelmann-Eggebert
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Publication number: 20050009695Abstract: A process is described for purifying polyalkylene glycols obtained by adding alkylene oxide to alkylene glycol, in which, after addition is complete, the resultant polyalkylene glycol is treated at a pH of >7 with a bleaching agent selected from the group consisting of peroxides, peracids, percarbonates, perborates, peroxodisulfates or oxygen, in each case with or without addition of a bleaching activator. The process is suitable in particular for preparing polyethylene glycol having molar weights from 196 to 203 g/mol which meets requirements of pharmacopeias.Type: ApplicationFiled: June 2, 2004Publication date: January 13, 2005Applicant: BASF AktiengesellschaftInventors: Markus Klumpe, Kai-Uwe Baldenius, Claus Hackmann, Arnulf Lauterbach, Hans-Peter Seelmann-Eggebert, Matthias Zipplies
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Patent number: 6352583Abstract: Use of a wood preservative for the supplemental protection of wood, comprising a copper compound, an alkanolmonoamine and a complexing organic carboxylic acid or its ammonium or alkali metal salts, and a wrap for the supplemental protection of wood which comprises this wood preservative.Type: GrantFiled: September 1, 1999Date of Patent: March 5, 2002Assignee: Dr. Wolman GmbHInventors: Reimer Goettsche, Wendelin Hettler, Michael Breuer, Hans-Peter Seelmann-Eggebert
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Patent number: 6110263Abstract: The use of a wood preservative for the afterprotection of wood, comprising a copper compound, a polyamine and an inorganic fungicide, and a bandage for the afterprotection of wood, which contains this wood preservative, is described.Type: GrantFiled: August 28, 1998Date of Patent: August 29, 2000Assignee: Dr. Wolman GmbHInventors: Reimer Goettsche, Wendelin Hettler, Michael Breuer, Hans-Peter Seelmann-Eggebert
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Patent number: 6000189Abstract: Rear-ventilated cladding is provided with intumescent compositions in the region of the rear ventilation.Type: GrantFiled: May 16, 1997Date of Patent: December 14, 1999Assignee: Wolman GmbHInventors: Michael Breuer, Gunnar Lahmann, Hans-Peter Seelmann-Eggebert
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Patent number: 5888419Abstract: Granules are provided that are useful for oxidizing applications when the granules are dissolved in the presence of an active oxygen source. These granules include a salt having the structure of Formula I ##STR1## wherein A is a saturated ring formed by a plurality of atoms in addition to the N.sub.1 atom, the saturated ring atoms including at least one carbon atom and at least one of O, S, and N atoms, the substituent R.sub.1 bound to the N.sub.1 atom of the Formula I structure including either (a) a C.sub.1-24 alkyl or alkoxylated alkyl where the alkoxy is C.sub.2-4, (b) a C.sub.4-24 cycloalkyl, (c) a C.sub.7-24 alkaryl, (d) a repeating or nonrepeating alkoxy or alkoxylated alcohol, where the alkoxy unit is C.sub.2-4, or (e) --CR.sub.2 R.sub.3 C.tbd.N where R.sub.2 and R.sub.3 are each H, a C.sub.1-24 alkyl, cycloalkyl, or alkaryl, or a repeating or nonrepeating alkoxyl or alkoxylated alcohol where the alkoxy unit is C.sub.2-4, the R.sub.2 and R.sub.3 substituents being each H, a C.sub.Type: GrantFiled: November 29, 1996Date of Patent: March 30, 1999Assignees: The Clorox Company, BASF AktiengesellschaftInventors: Victor M. Casella, Ulrich Brockel, Clement K. Choy, James E. Deline, Lafayette D. Foland, Susan P. Huestis, Kevin A. Klotter, Sarah A. Perkins, David Peterson, Michael J. Petrin, Martin J. Phillippi, William P. Sibert, Michael Schonherr, Hans Peter Seelmann-Eggebert, William L. Smith, Alfred G. Zielske, Thomas W. Kaaret
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Patent number: 5763639Abstract: A process for preparing quaternized glycine nitriles of formula I ##STR1## comprising reaction of the corresponding precursor amine, aldehyde, hydrocyanic acid or alkali metal cyanide, and subsequent quaternization with an alkylating agent, wherein the reaction and quaternization are carried out successively in aqueous medium without isolation of an intermediate.Type: GrantFiled: March 3, 1997Date of Patent: June 9, 1998Assignee: BASF AktiengesellschaftInventors: Ulrich Annen, Hans-Peter Seelmann-Eggebert, Rudi Widder, Reinhard Muller
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Patent number: 5635554Abstract: Low viscosity mixtures of(I) from 40 to 97.5% by weight of amphiphilic nonionic graft copolymers comprising, in copolymerized form,(a) at least 20% by weight of polyalkylene oxide units or polyvinylpyrrolidone units as hydrophilic part of the molecule and(b) at least 40% by weight of vinyl ester and/or (meth)acrylic ester units as hydrophobic part of the molecule, and(II) from 2.5 to 60% by weight of at least one viscosity-reducing additive selected from the group consisting of polyalkylene glycols, alkoxylated alcohols, alkoxylated alkylphenols, alkoxylated amines and hydroxy compounds having from 1 to 4 OH groups and from 2 to 10 carbon atoms, the molecular mass M.sub.Type: GrantFiled: July 12, 1995Date of Patent: June 3, 1997Assignee: BASF AktiengesellschaftInventors: Dieter Boeckh, Hans-Peter Seelmann-Eggebert, Hans-Ulrich Jager, Rolf-Dieter Kahl, Gunnar Schornick
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Patent number: 5399286Abstract: Polyacetals useful as detergent additives contain units of the formula ##STR1## where R is hydrogen, C.sub.1 -C.sub.4 -alkyl or COOM,M is C.sub.1 -C.sub.4 -alkyl or an alkali metal, ammonium or alkanolamine group, andm is from 0 to 9,have K values (determined by the method of H. Fikentscher on the sodium salt in 1% strength by weight aqueous solution at 25.degree. C. and pH 7) of at least 8.5, and are prepared by polymerizing compounds of the formula ##STR2## where R is hydrogen, C.sub.1 -C.sub.4 -alkyl or COOM,M is C.sub.1 -C.sub.4 -alkyl or an alkali metal, ammonium or alkanolamine group,R.sup.2 is C.sub.1 -C.sub.4 -alkyl, andm is from 0 to 9,in the presence of initiators and optionally comonomers with or without hydrolysis of the ester groups.Type: GrantFiled: August 20, 1993Date of Patent: March 21, 1995Assignee: BASF AktiengesellschaftInventors: Angelika Funhoff, Hans-Peter Seelmann-Eggebert, Heinrich Hartmann, Richard Baur, Volker Schwendemann, Alexander Kud, Werner Bertleff
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Patent number: 5273676Abstract: Copolymers useful in amounts of from 0.1 to 15% by weight as grayness inhibiting and primary detergency boosting additives in pulverulent liquid detergents have K values of from 10 to 80 (determined by Fikentscher in dimethylformamide at 25.degree. C. with a polymer concentration of 2% by weight) and are obtainable by copolymerizing monomer mixtures of(a) from 10 to 60% by weight of water-soluble monomers obtainable from (A) water-soluble polyalkylene glycols or (B) water-soluble alkoxylated C.sub.1 -C.sub.25 -alcohols, for example by esterification with C.sub.3 -C.sub.6 -carboxylic acids, by vinylation with acetylene or by allylation with alkenyl ethers, or by reaction with ammonia to give the corresponding end group aminated compounds (A) or (B) and by reaction with monoethylenically unsaturated C.sub.3 -C.sub.6 -carboxylic acids to form the amides, and(b) from 40 to 90% by weight of vinyl esters of saturated monocarboxylic acids and/or alkyl esters of monoethylenically unsaturated C.sub.3 -C.sub.Type: GrantFiled: October 24, 1991Date of Patent: December 28, 1993Assignee: BASF AktiengesellschaftInventors: Dieter Boeckh, Hans-Peter Seelmann-Eggebert, Heinrich Hartmann, Alexander Kud, Wolfgang Trieselt
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Patent number: 5104951Abstract: Water-soluble polymers having K values of from 5 to 100 (determined on the Na salt of the polymers according to H. Fikentscher in aqueous solution at 25.degree. C., a pH of 7 and a concentration of 1% by weight of the Na salt of the polymer) are prepared by polymerizing a monomer mixture of(a) monethylenically unsaturated C.sub.3 -C.sub.8 -monocarboxylic acids and(b) more than 20-100 mol % of monomers which have two or more ethylenically unsaturated double bonds linked via one or more ester or amide functions and which contain one or more --CO--OX groups, where X is one hydrogen equivalent, one alkali metal equivalent or one alkaline earth metal equivalent or an ammonium group,in aqueous solution in the presence of a polymerization initiator, and the polymers are used in amounts of from 0.5 to 25% by weight in detergents and cleaners.Type: GrantFiled: May 29, 1991Date of Patent: April 14, 1992Assignee: BASF AktiengesellschaftInventors: Hans-Peter Seelmann-Eggebert, Dieter Boeckh, Heinrich Hartmann, Wolfgang Trieselt, Richard Baur
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Patent number: 4980088Abstract: Pulverulent and liquid detergents contain (1) one or more anionic surfactants, one or more nonionic surfactants or mixtures thereof and (2) copolymers in amounts of from 0.1 to 15% by weight preparable by copolymerization of(a) from 10 to 55 mol % of a 1,2-di-C.sub.1 -C.sub.4 -alkoxyethylene,(b) from 10 to 60 mol % of a monoethylenically unsaturated dicarboxylic anhydride of from 4 to 8 carbon atoms,(c) from 0 to 60 mol % of a monoethylenically unsaturated C.sub.3 -C.sub.8 -monocarboxylic acid and(d) from 0 to 20 mol % of another monoethylenically unsaturated monomerand subsequent hydrolysis of the anhydride groups of the copolymerized monomer (b) or reaction of these groups with an alcohol or an amine.Preferred copolymers contain 1,2 dimethoxyethylene as the (a) monomer, maleic acid as the (b) monomer, and acrylic acid as the (c) monomer.Type: GrantFiled: December 7, 1989Date of Patent: December 25, 1990Assignee: BASF AktiengesellschaftInventors: Dieter Boeckh, Hans-Peter Seelmann-Eggebert, Heinrich Hartmann, Dieter Koeffer, Wolfgang Trieselt, Alexander Kud, Richard Baur
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Patent number: 4952655Abstract: Water-soluble copolymers having a K value of from 15 to 120 (determined on the sodium salt according to H. Fikentscher in aqueous solution at 25.degree. C., a pH of 7 and a polymer concentration of the Na salt of 1% by weight) contain, in the polymerized form,(a) from 99.5 to 80 mol % of one or more monoethylenically unsaturated C.sub.3 -C.sub.6 -monocarboxylic acids and(b) from 0.5 to 20 mol % of one or more comonomers which possess two or more ethylenically unsaturated, non-conjugated double bonds, are derived from esters and are obtainable by esterification of(b1) monoethylenically unsaturated C.sub.3 -C.sub.6 -monocarboxylic acids with(b2) polyhydric alcohols of 2 to 6 carbon atoms, polyalkylene glycols, polyglycerols, polyvinyl alcohol and monohydric, monoethylenically unsaturated C.sub.3 -C.sub.Type: GrantFiled: April 19, 1988Date of Patent: August 28, 1990Assignee: BASF AktiengesellschaftInventors: Hans-Peter Seelmann-Eggebert, Dieter Boeckh, Heinrich Hartmann, Wolfgang Trieselt, Alexander Kud
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Patent number: 4925905Abstract: Water-soluble copolymers having a K value of from 8 to 100 (determined on the Na salt of the copolymers according to H. Fikentscher in aqueous solution at 25.degree. C., at a pH of 7 and at a concentration of the Na salt of the polymer of 1% by weight) are prepared by copolymerization of monomer mixtures of(a) from 98.5 to 18.5 mol % of one or more monoethylenically unsaturated C.sub.3 -C.sub.6 -monocarboxylic acids,(b) from 1.5 to 20 mol % of one or more comonomers which contain two or more ethylenically unsaturated, nonconjugated double bonds which are separated from one another by one or more ester bonds,(c) from 0 to 80 mol % of one or more monoethylenically unsaturated C.sub.4 -C.sub.Type: GrantFiled: March 30, 1989Date of Patent: May 15, 1990Assignee: BASF AktiengesellschaftInventors: Dieter Boeckh, Hans-Peter Seelmann-Eggebert, Heinrich Hartmann, Wolfgang Trieselt, Richard Baur
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Patent number: 4914172Abstract: Water-soluble copolymers having a K value of from 8 to 100 (determined according to H. Fikentscher on sodium salt in aqueous solution at 25.degree. C., a pH of 7 and a polymer concentration of the Na salt of 1% by weight) contain, in polymerized form,(a) not less than 15 mol % of one or more monoethylenically unsaturated C.sub.3 -C.sub.6 -monocarboxylic acids,(b) from 0.5 to 84.5 mol % of one or more ethylenically unsaturated C.sub.4 -C.sub.6 -dicarboxylic acids,(c) from 0 to 20 mol % of one or more hydroxyalkyl esters, where hydroxyalkyl is of 2 to 6 carbon atoms, of monoethylenically unsaturated C.sub.3 -C.sub.6 -carboxylic acids,(d) from 0 to 30 mol % of other water-soluble, monoethylenically unsaturated monomers copolymerizable with (a), (b) and (c),(e) from 0.Type: GrantFiled: April 8, 1988Date of Patent: April 3, 1990Assignee: BASF AktiengesellschaftInventors: Hans-Peter Seelmann-Eggebert, Dieter Boeckh, Heinrich Hartmann, Wolfgang Trieselt