Patents by Inventor Dieter Böckh

Dieter Böckh 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).

  • Patent number: 6174853
    Abstract: Textile detergent formulation, containing (A) from 0.1 to 10 wt % of quaternized glycine nitriles, (B) from 0.5 to 40 wt % of bleaches in the form of peroxo compounds and/or peracids, (C) from 0.5 to 50 wt % of non-ionic and/or anionic surfactants and (D) from 5 to 85 wt % of compounds that are capable of sequestering calcium and/or magnesium ions. This formulation is suitable for domestic and commercial laundering of textiles in a dosage of more than 2 g per liter of washing liquor, particularly when using a goods-to-liquor ratio of from 1:10 to 1:2.
    Type: Grant
    Filed: May 28, 1999
    Date of Patent: January 16, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Böckh, Gregor Sch{umlaut over (u)}rmann, Klaus Mundinger, Michael Schönherr
  • Patent number: 6172027
    Abstract: The use of water-soluble copolymers which comprise (a) 5-20 mol % of N-vinylimidazole or 4-vinylpyridine N-oxide units, (b) 95-50 mol % of N-vinylpyrrolidone, N-vinyloxazolidone, methyl-N-vinylimidazole units or mixtures thereof and (c) 0-30 mol % of other monoethylenically unsaturated monomer units, and have an average molecular weight Mw of more than 50,000 as color transfer inhibitors in detergents.
    Type: Grant
    Filed: November 23, 1998
    Date of Patent: January 9, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Boeckh, Stefan Stein, Angelika Funhoff, J{umlaut over (u)}rgen Alfred Lux, Hans-Ulrich J{umlaut over (a)}ger
  • Patent number: 6156720
    Abstract: The present invention relates to an alkoxylated polyalkyleneimine soil dispersant having the formula: ##STR1## wherein R is C.sub.2 -C.sub.6 linear alkylene, C.sub.3 -C.sub.6 branched alkylene, and mixtures thereof; B is a continuation by branching; E is an alkyleneoxy unit having the formula:--(R.sup.1 O).sub.m (R.sup.2 O).sub.n R.sup.3wherein R.sup.1 is 1,2-propylene, 1,2-butylene, and mixtures thereof; R.sup.2 is ethylene; R.sup.3 is hydrogen, C.sub.1 -C.sub.4 alkyl, and mixtures thereof; m is from about 1 to about 10; n is from about 10 to about 40; w, x and y are each independently from about 4 to about 200; provided at least one --(R.sup.1 O) unit is attached to the backbone prior to attachment of an --(R.sup.2 O) unit and further provided m+n is at least 12.
    Type: Grant
    Filed: June 23, 1998
    Date of Patent: December 5, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Boeckh, Michael Ehle, Angelika Funhoff, Jurgen Mohr, James A. Cleary, Shulin Zhang, Eugene Paul Gosselink
  • Patent number: 6147183
    Abstract: Amphoteric amine based polymers having a net cationic charge, wherein the polymers are obtained by reacting (a) at least one amine with (b) at least one crosslinking agent, in a molar ratio of (a):(b) of from 2:1 to 1:1.5 and (c) reacting the condensation products of (a) and (b), which are free of anionic groups, with an anionic group containing an alkylating agent or oxidizing their tertiary nitrogen atoms to N-oxides in such an amount that the resulting polymers still have a net cationic charge, and a process for the production of amphoteric amine based polymers having anet cationic charge by reacting the compounds of (a), (b) and (c) the amphoteric amine based polymers may be used as additives in detergents.
    Type: Grant
    Filed: September 15, 1998
    Date of Patent: November 14, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Soren Hildebrandt, Elisabeth Kappes, Dieter Boeckh, Rajan Panandiker, Sherri Randall, Eugene Paul Gosselink, William Conrad Wertz
  • Patent number: 6130198
    Abstract: Use of amines as bleaching efficiency boosters for textile detergent compositions, where the pK.sub.a of the amines is greater than the pH minus 1, preferably greater than the pH, particularly preferably at least 0.5 greater than the pH of the 1% by weight wash liquor obtained from the textile detergent composition.
    Type: Grant
    Filed: September 28, 1998
    Date of Patent: October 10, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Thomas Wehlage, Dieter Boeckh, Werner Bertleff, Alfred Oftring
  • Patent number: 6111056
    Abstract: A cyclic amine containing polymer substantially free of primary and secondary amino groups which is prepared by reacting:a) an amine selected from the group consisting of:i) cyclic amines having at least one nitrogen atom in the ring and at least one primary amino alkyl group bonded to the nitrogen atom of the ring, andii) mixtures of cyclic amines containing at least two nitrogen atoms which react with a cross-linking agent with at least one other amine containing 1-6 nitrogen atoms which react with a cross-linking agent, withb) at least one cross-linker selected from the group consisting of at least one compound containing two groups which react with the primary amino group and said nitrogen atoms and mixtures of at least one compound containing two groups which react with the primary amino group and said nitrogen atoms with at least one compound containing at least three groups which react with the primary amino group and said nitrogen atoms in a molar ratio of (a):(b) of from 2.5:1 to 1:1.
    Type: Grant
    Filed: September 15, 1998
    Date of Patent: August 29, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Soren Hildebrandt, Elisabeth Kappes, Dieter Boeckh, Rajan Panandiker, Sherri Randall, Eugene Paul Gosselink, William Conrad Wertz
  • Patent number: 6111057
    Abstract: An amino acid based polymer, oligomer or copolymer containing at least 5 mol % of units of a basic amino acid selected from the group consisting of lysine, argenine, ortnithine, trgptophane and mixtures thereof and at least about 5 mol % of a polymerizable compound selected from the group consisting of aliphatic or cycloaliphatic amines, alicyclic amines, diamines, triamines, tetraamines, aliphatic amino alcohols or mixtures thereof, an a process for the production of the said polymer, oligomer or copolymer by condensing at a temperature of at least 120.degree. C. said basic amino acid with at least one of said polymerizable compounds.
    Type: Grant
    Filed: August 7, 1998
    Date of Patent: August 29, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernhard Mohr, Dieter Boeckh, Sherri Randall, Rajan Panandiker, Eugene Paul Gosselink
  • Patent number: 6083898
    Abstract: The invention relates to the use of crosslinked nitrogenous compounds which are soluble or dispersible in water and are obtainable by crosslinking of(a) compounds containing at least three NH groups with(b) at least bifunctional crosslinkers which react with NH groups,in detergents and cleaners, especially soil release agents.
    Type: Grant
    Filed: May 12, 1999
    Date of Patent: July 4, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Hubert Meixner, Ulrich Steuerle, Jurgen Decker, Wolfgang Paulus, Dieter Boeckh, Jurgen Alfred Lux, Beate Ehle
  • Patent number: 6034204
    Abstract: Condensation products of basic amino acids with copolymerizable compounds which are obtainable by condensing(a) a basic amino acid selected from the group consisting of lysine, arginine, ornithine, tryptophane and mixtures thereof,(b) a copolymerizable compound selected from the group consisting of saturated monobasic carboxylic acids, unsaturated mono-basic carboxylic acids, polybasic carboxylic acids, carboxylic acid anhydrides, diketenes, monohydroxycarboxylic acids, polyhydroxycarboxylic acids and mixtures thereof, and optionally(c) at least one compound selected from the group consisting of amines, lactams, non-proteinogenic acids, alcohols, alkoxylated alcohols, alkoxylated amines, amino sugars, carbohydrates and sugar carboxylic acidsin a molar ratio of (a):(b) of from 100:1 to 1:1 at a temperature of at least 120.degree. C., and a process for the production of said condensation products by condensing compounds (a) and (b) and optionally (c) at a temperature of from 120.degree. to 300.degree. C.
    Type: Grant
    Filed: August 7, 1998
    Date of Patent: March 7, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernhard Mohr, Dieter Boeckh, Ralf Norenberg, Sherri Randall, Rajan Panandiker, Eugene Paul Gosselink, LeeAnn Luipold
  • Patent number: 6025317
    Abstract: Porous polymers which are in powder form and contain N-vinylimidazole units and which are obtainable by free-radical precipitation polymerization ofa) 5-100% by weight of at least one N-vinylimidazole of the formula ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are identical or different and are H, C.sub.1 -C.sub.4 -alkyl, N-vinylaxazolidone, N-vinyltriazole, 4-vinylpyridine N-oxide or mixtures of said monomers,b) 0-95% by weight of other copolymerizable monoethylenically unsaturated monomers andc) 0-50% by weight of at least one monomer with at least two non-conjugated ethylenic double bonds in aqueous solution which contains 0.5-30% by weight of at least one electrolyte and, based on the monomers employed, 0.5-80% by weight of at least one surfactant, a process of the preparation thereof, and the use of the porous polymers.
    Type: Grant
    Filed: March 3, 1998
    Date of Patent: February 15, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Stefan Stein, Dieter Boeckh, Christian Schade, Gerhard Rossler
  • Patent number: 6025322
    Abstract: Polycationic condensates obtainable by condensing(a) piperazine, 1-alkylpiperazines having 1 to 25 carbon atoms in the alkyl group, 1,4-dialkylpiperazines having 1 to 25 carbon atoms in the alkyl group, 1,4-bis(3-aminopropyl)piperazine, 1-(2-aminoethyl)piperazine, 1-(2-hydroxyalkyl)piperazines having 2 to 25 carbon atoms in the alkyl group, imidazole, C.sub.1 -C.sub.25 -alkylimidazoles or mixtures of said compounds with(b) alkylene dihalides, epihalohydrins and/or bisepoxidesin the molar ratio from 1:0.8 to 1:1.1 and, where appropriate, quaternization of the condensates with C.sub.4 -C.sub.25 -alkylating agents or by heating triethanolamine or triisopropanolamine in the presence of acidic catalysts and quaternizing the condensates with C.sub.4 -C.sub.25 -alkylating agents as color-fixing additive to detergents and fabric conditioners, and detergents which comprise(i) 1-50% by weight of at least one nonionic surfactant,(ii) 0-4.0% by weight of an anionic surfactant and(iii) 0.05-2.
    Type: Grant
    Filed: April 21, 1999
    Date of Patent: February 15, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Boeckh, Hans-Ulrich Jager, Jurgen Alfred Lux
  • Patent number: 5972237
    Abstract: Heterocyclic compounds IR.sup.1 --X--L (I)whereL is a cyclic carbamate residue, a lactonoxy residue or a lactam residue,X is an oxygen-containing group ##STR1## where A is a linker, and R.sup.1 is an organic radical or a group L,are used as activators for inorganic peroxy compounds, in particular as cold bleach activators or optical brighteners in detergents, cleaners and bleaches and in disinfectants.
    Type: Grant
    Filed: November 17, 1997
    Date of Patent: October 26, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Reinhard Muller, Thomas Wehlage, Wolfgang Trieselt, Alfred Oftring, Elisabeth Kappes, Gunter Oetter, Dieter Boeckh, Roland Ettl, Albert Hettche
  • Patent number: 5972508
    Abstract: The microcapsules containing bleaching agents are obtainable by polymerizing monomer mixtures which comprise5-100% by weight of at least one ethylenically unsaturated carboxylic anhydride (a),0-95% by weight of at least one monoethylenically unsaturated monomer (b) different from the monomers of group (a),0-80% by weight of crosslinking monomers (c) which have at least two nonconjugated monoethylenic double bonds in the molecule, and0-20% by weight of water-soluble monoethylenically unsaturated monomers (d),where the total of components (a) to (d) is 100% by weight. The polymerization takes place in the oil phase of a stable oil-in-water emulsion in the presence of free-radical polymerization initiators, where the temperature of the polymerizing reaction mixture is, where appropriate, increased continuously or periodically during the polymerization. The oil phase contains or consists of the bleaching aid.
    Type: Grant
    Filed: October 31, 1997
    Date of Patent: October 26, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Boeckh, Birgit Potthoff-Karl, Werner Bertleff, Peter Neumann, Ekkehard Jahns, Ralf Biastoch, Thomas Wehlage
  • Patent number: 5962613
    Abstract: Water-soluble copolymers which are obtainable by free-radical solution polymerization ofa) 10-99.5% by weight of at least one vinylimidazole of the formula ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are identical or different and are H, C.sub.1 -C.sub.4 -alkyl, monomers of the formula ##STR2## where R.sup.4 and R.sup.5 are identical or different and are H, C.sub.1 -C.sub.4 -alkyl or together form a ring of 3 to 5 methylene groups,N-vinyloxazolidone, N-vinyltriazole, 4-vinylpyridine N-oxide or mixtures of said monomers,b) 0-89.5% by weight of other copolymerizable monoethylenically unsaturated monomers andc) 0.5-30% by weight of at least one monomer which acts as crosslinker and has at least two non-conjugated ethylenic double bondsin water and/or polar organic solvents in the presence of polymerization regulators, using from 0.
    Type: Grant
    Filed: November 24, 1997
    Date of Patent: October 5, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Christian Schade, Jurgen Detering, Stefan Stein, Dieter Boeckh, Hans-Ulrich Jager
  • Patent number: 5952438
    Abstract: Polymeric polyamines obtainable by reacting linear, alternating carbon monoxide/1-alkene copolymers with ammonia or amines of the formula (I)R--NH.sub.2 (I)where R is --NH.sub.2, --OH, C.sub.1 -C.sub.10 -alkyl, C.sub.6 -C.sub.20 -aryl, C.sub.7 -C.sub.20 -arylalkyl, C.sub.7 -C.sub.20 -alkylaryl or an organosilicon radical having 3 to 30 carbon atoms,or with a reagent which releases ammonia or the amine (I), and subsequent hydrogenation.
    Type: Grant
    Filed: December 17, 1997
    Date of Patent: September 14, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Detlef Kratz, Ferdinand Lippert, Peter Schwab, Dieter Boeckh, Johannes Perner
  • Patent number: 5834548
    Abstract: Finely divided mixtures of 97-10% by weight of at least one amphiphilic polymer whose softening point is above 35.degree. C., and 3-90% by weight of at least one inorganic solid with a particle size not exceeding 500 .mu.m are prepared by heating the two components to a temperature which is above the softening point of the polymer, mixing the components, dispersing the melt and rapidly cooling to a temperature at which virtually no inhomogeneity occurs and, where appropriate, further comminuting the particles at temperatures below 50.degree. C. to a particle size of from 50 .mu.m to 5 mm, and are used as additive to detergents.
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: November 10, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans-Ulrich Jager, Dieter Boeckh, Ulrich Brockel, Frank Muller, Gunnar Schornick
  • Patent number: 5777046
    Abstract: Amphiphilic polyesters containing(a) ester units derived from polyalkylene glycols having a molecular weight of from 500 to 7500 and aliphatic dicarboxylic acids and/or monohydroxymonocarboxylic acids and(b) ester units derived from aromatic dicarboxylic acids and polyhydric alcoholsand having molecular weights of from 1500 to 25,000,processes for preparing the amphiphilic polyesters by polycondensation, preparing first(a) aliphatic polyesters of polyalkylene glycols having a molecular weight of from 500 to 7500 with aliphatic dicarboxylic acids and/or monohydroxymonocarboxylic acids and then, within the aliphatic polyester thus obtained,(b) aromatic polyesters from aromatic dicarboxylic acids and polyhydric alcohols,reversing the order of the polycondensation, or condensing oligomeric aromatic polyesters (b) with oligomeric aliphatic polyesters (a), and use of the amphiphilic polyesters as additive in laundry detergents, other laundry detergent additives and laundry aftertreatments.
    Type: Grant
    Filed: August 5, 1996
    Date of Patent: July 7, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Boeckh, Hans-Ulrich Jager, Gunnar Schornick
  • Patent number: 5773541
    Abstract: A process for preparing copolymers of vinyl esters and monoethylenically unsaturated carboxylic acids by free-radical copolymerization of(a) 20 to 80 mol % of vinyl esters of aliphatic monocarboxylic acids having at least 2 carbon atoms and(b) 80-20 mol % of monoethylenically unsaturated carboxylic acids, with or without(c) 0-30 mol % of other copolymerizable monoethylenically unsaturated monomers and/or(d) 0-10 mol % of monomers which contain at least two non-conjugated ethylenic double bonds in the molecule,in the presence of at least one sulfur, phosphorus and/or nitrogen compound with a reducing action and of 0.05-30% by weight, based on the monomers, of at least one surface-active agent in aqueous medium in the presence of initiators and in the presence or absence of regulators, and the use of the copolymers or of the copolymers which are obtainable therefrom by hydrolysis and/or oxidation and have vinyl alcohol units as additive to detergents and cleaners.
    Type: Grant
    Filed: August 21, 1996
    Date of Patent: June 30, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Boeckh, Axel Kistenmacher, Walter Denzinger, Iris Rau, Angelika Funhoff, Richard Baur, Alexander Kud, Volker Schwendemann
  • Patent number: 5756594
    Abstract: Polymers which contain polyacetal blocks are obtainable by polymerizing carboxylates containing aldehyde groups in the presence of initiators and reacting the polymers with at least bifunctional crosslinking agents in the presence of acids or Lewis acids and, if required hydrolyzing the ester groups present as polymerized units, process for the preparation of the polymers containing polyacetal blocks by polymerizing carboxylates containing aldehyde groups in the presence of initiators and reacting the resulting polyacetals containing terminal hydroxyl groups with at least bifunctional crosslinking agents in the presence of acids or Lewis acids, and the use of the resulting polymers as additives in phosphate-free and reduced phosphate detergents and cleaning agents, as scale inhibitors and as dispersants for pigments.
    Type: Grant
    Filed: September 19, 1997
    Date of Patent: May 26, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Angelika Funhoff, Dieter Boeckh, Matthias Kroner, Richard Baur, Alexander Kud, Gunnar Schornick, Volker Schwendemann
  • Patent number: 5747635
    Abstract: Modified polyaspartic acids useful as detergent and cleaner additives, as water treatment agents and as scale inhibitors in the evaporation of sugar juice are obtainable by polycondensation of(a) from 1 to 99.9 mol % of aspartic acid with(b) from 99 to 0.1 mol % of fatty acids, polybasic carboxylic acids, anhydrides of polybasic carboxylic acids, polybasic hydroxycarboxylic acids, monobasic polyhydroxycarboxylic acids, alcohols, amines, alkoxylated alcohols and amines, amino sugars, carbohydrates, sugarcarboxylic acids and/or non-proteinogenic aminocarboxylic acidsor by polymerizing monoethylenically unsaturated monomers in the presence of polyaspartic acids in the manner of a free-radically initiated graft polymerization.
    Type: Grant
    Filed: January 3, 1995
    Date of Patent: May 5, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Matthias Kroner, Heinrich Hartmann, Dieter Boeckh, Angelika Funhoff, Richard Baur, Alexander Kud, Volker Schwendemann, Birgit Potthoff-Karl, Karl-Heinz Buechner