Patents Represented by Attorney, Agent or Law Firm Steven J. Trzaska
  • Use of alkoxylated carboxylic acid esters for reducing viscosity of aqueous surfactant systems
    Patent number: 6384009
    Abstract: A process for reducing the viscosity of an aqueous surfactant composition involving: (a) providing an aqueous surfactant composition containing at least one surfactant, other than an alkoxylated carboxylic acid ester; (b) providing a viscosity-reducing agent corresponding to formula (I): wherein R1CO is an aliphatic acyl group containing from 6 to 18 carbon atoms, AlkO represents CH2CH2O—, CHCH3CH2O—, CH2—CHCH3O, n is a number from 3 to 15, and R2 is an aliphatic alkyl group having from 1 to 22 carbon atoms; and (c) adding a viscosity-reducing effective amount of the viscosity-reducing agent to the aqueous surfactant composition.
    Type: Grant
    Filed: June 18, 2001
    Date of Patent: May 7, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Rita Koester, Ansgar Behler, Michael Neuss, Karl-Heinz Schmid
  • Use of mixtures of active substances for the production of hypocholesterolemic agents
    Patent number: 6383514
    Abstract: A hypocholesterolemic composition, for use in reducing serum cholesterol levels in warm-blooded organisms, the composition containing: (a) a phytostanol ester and (b) a tocopherol.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: May 7, 2002
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Norbert Weitkemper, Bernd Fabry
  • Use of dibasic esters as solvents for hydrophobic compounds which act as surface active components on textiles
    Patent number: 6368358
    Abstract: A composition for use on synthetic textile substrates in order to inhibit autoxidation, the composition containing: (a) an antioxidant component; (b) a dibasic ester solvent; and (c) a surfactant component.
    Type: Grant
    Filed: August 25, 2000
    Date of Patent: April 9, 2002
    Assignee: Cognis Corporation
    Inventors: Susan C. Glenn, A. Howard Cole, Kenneth L. Smith
  • Cosmetic preparations
    Patent number: 6365168
    Abstract: A pearlescent composition containing: (a) a dialkyl ether corresponding to formula (I): R1—O—R2  (I) wherein R1 and R2 independently of one another represent linear or branched alkyl and/or alkenyl groups having from 12 to 22 carbon atoms; (b) a cationic polymer; and (c) an emulsifier selected from the group consisting of an alkyl and/or alkenyl oligoglycoside, a fatty acid-N-alkyl polyhydroxyalkyl amide, an alkyl ether sulfate, a betaine, and mixtures thereof.
    Type: Grant
    Filed: May 12, 1999
    Date of Patent: April 2, 2002
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Achim Ansmann, Bernd Fabry
  • Method for producing tenside granulates with a higher bulk density
    Patent number: 6362157
    Abstract: A process for making detergent granules having a bulk density above 500 g/l involving: (a) providing a fluidized bed; (b) providing an apertured inflow base located below the fluidized bed for introducing fluidization gas into the fluidized bed; (c) providing a grid interposed between the fluidized bed and the apertured inflow base, the grid having a mesh size of less than 600 &mgr;m; (d) providing a surfactant preparation in liquid to paste form; and (e) introducing the surfactant preparation into the fluidized bed to form the detergent granules.
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: March 26, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Olaf Blochwitz, Georg Assmann, Andreas Syldath, Ditmar Kischkel, Karl-Heinz Schmid
  • Detergent mixtures containing ester quats, chitosan and/or chitosan derivatives and protein hydrolyzates
    Patent number: 6362142
    Abstract: A surface-active composition useful for cleaning various types of substrates such as articles of clothing, various types of hard surfaces, as well as, human hair and skin, the composition containing: (a) an esterquat; (b) a chitosan and/or chitosan derivative; and (c) a protein hydrolyzate.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: March 26, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Peter Weber, Bernd Fabry
  • Method and partitioning blood using polyesters
    Patent number: 6361700
    Abstract: A polyester is provided which facilitates the separation of blood into light and heavy phases via centrifugation in a blood collection vessel. The polyester is useful as a component of a partitioning composition formulated to have appropriate specific gravity to be positioned intermediate the light and heavy blood phases during centrifugation. The polyester composition can be prepared with relative ease compared to prior art polyesters useful in blood partitioning compositions. The polyesters of this invention comprise a dicarboxylic acid member, a polymeric fatty acid, a diol member and a moiety having at least one polymerizable carbon-carbon double bond and at least one functional group capable of reacting with the ends of the polyester chain. The polyesters have a lower viscosity when synthesized and are later cured to increase their viscosity to the desired level.
    Type: Grant
    Filed: February 20, 2001
    Date of Patent: March 26, 2002
    Assignee: Cognis Corporation
    Inventors: Jeffrey A. Gates, Michael S. Sharp
  • Screen coating composition and method for applying same
    Patent number: 6355310
    Abstract: A substantially water-free, water-washable, energy-curable composition includes an epoxy oligomer and/or urethane oligomer having at least two ethylenically unsaturated moieties, at least one alkoxylated polyol monomer having at least two ethylenically unsaturated moieties and capable of being copolymerized with the oligomer, and a surface active agent capable of being integrated into the molecular structure of the cured polymer and further capable of rendering the uncured composition dispersible in water. Optionally, the composition can contain a photoinitiator. The composition is self-dispersible in water and is especially suitable for use as a coating material for a printing screen.
    Type: Grant
    Filed: June 22, 2000
    Date of Patent: March 12, 2002
    Assignee: Henkel Corporation
    Inventor: Marie-Esther Saint Victor
  • Low-foam surfactant concentrates for use in the domain of plant growth stimulation
    Patent number: 6350788
    Abstract: A low-foam wetting composition which, when mixed with water, enhances the penetration and spread of water on a plant, the composition containing: (a) an alkyl polyglycoside corresponding to formula I R—O—(G)x  (I) wherein R is a primary hydrocarbon radical having from 8 to 18 carbon atoms, G is a glycose unit having 5 or 6 carbon atoms, and x is a number from 1 to 10; (b) an olefinically unsaturated alcohol; and (c) a lower water-soluble alcohol.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: February 26, 2002
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Claus-Peter Herold, Stephan Von Tapavicza, Heinz Mueller, Heinz Boettcher
  • Application of alkyl polyglucosides in printing ink cleaners
    Patent number: 6346156
    Abstract: A process for removing printing inks and/or oil residues located on a surface of a printing apparatus comprising: (a) contacting the printing inks and/or oil residues located on the surface of the printing apparatus with a cleaning composition containing an alkyl polyglycoside corresponding to formula (I): R(G)x  (I)  wherein R is a linear saturated alkyl radical having from 8 to 22 carbon atoms, and (G)x is a glycoside or oligoglycoside radical having a degree of oligomerization, x, of from 1 to 10 to form a printing ink and/or oil residue emulsion; and (b) removing the printing inks and/or oil residue emulsion from the surface of the printing apparatus.
    Type: Grant
    Filed: June 23, 2000
    Date of Patent: February 12, 2002
    Assignee: Cognis Deutschland GmbH
    Inventor: Matthias Fies
  • Method for producing neutral sugar surfactant granulates
    Patent number: 6340665
    Abstract: A process for making neutral sugar surfactant granules involving: (a) providing a water-containing alkaline sugar surfactant selected from the group consisting of an alkyl oligoglycoside, an alkenyl oligoglycoside, a fatty acid-N-alkyl polyhydroxyalkylamide, and mixtures thereof; (b) providing a thin-layer evaporator or dryer having rotating internals; (c) neutralizing the water-containing alkaline sugar surfactant to a pH of from 6.8 to 7.5 to form a neutralized water-containing sugar surfactant; (d) introducing the neutralized water-containing alkaline sugar surfactant into the thin-layer evaporator or dryer; and (e) drying the water-containing alkaline sugar surfactant in the thin-layer evaporator or dryer until it has a residual water content below 2% by weight.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: January 22, 2002
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Thomas Lueder, Konstantinos Scholinakis, Bernhard Gutsche, Hermann Hensen, Werner Seipel
  • Use of amphiphiles for permanent improvement of adhesive and/or coating compatibility of polyolefin based shaped bodies
    Patent number: 6326427
    Abstract: A process for making a polyolefin composition having improved adhesive and/or coating compatibility involving: (a) providing a polyolefin; (b) providing from 0.01 to 10% by weight, based on the weight of the polyolefin, of a migratable amphiphile; (c) providing from 0.01 to 1000 ppm, based on the weight of the polyolefin, of a transition metal selected from the group consisting of titanium, tin, and mixtures thereof; and (d) combining (a)-(c) to form the polyolefin composition.
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: December 4, 2001
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Paul Birnbrich, Herbert Fischer, Joerg-Dieter Klamann, Martin Schaefer, Rolf Tenhaef
  • Use of polyamides as deformation stabilizers for polymers
    Patent number: 6323274
    Abstract: A process for making an injection-molded article having reduced warpage comprising: (a) providing a crystalline polymer selected from the group consisting of a high-density polyethylene, a polyolefin, a polyacrylate, a polyacrylamide, a polyvinyl acetate, a polyethylene imine, a polyoxymethylene, and mixtures thereof; (b) providing an organic pigment; (c) providing a polyamide; (d) mixing (a)-(c) to form a polymer mixture; and (e) injection molding the polymer mixture to form the injection-molded article having reduced warpage.
    Type: Grant
    Filed: September 14, 1999
    Date of Patent: November 27, 2001
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Carmine Di Fiore, Fabio Berti, Angela Rossini
  • Method and device for introducing sound waves into reactors
    Patent number: 6318888
    Abstract: An apparatus for introducing vibrations into a vessel having: (a) a vessel capable of receiving a fluid medium; (b) a flexible membrane located at a bottom end of the vessel; (c) an upper pressure chamber located adjacent to an outer surface of the flexible membrane; (d) a lower pressure chamber located below the upper pressure chamber; (e) a linkage member; (f) vibrating means connected to the linkage member; and (g) a rod member rigidly connected to both the linkage member and the flexible membrane for transmitting vibrations into the vessel, the rod member being axially located within both the upper and lower pressure chambers.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: November 20, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Rainer Kuesegen, Ferdinand Fieg, Achim Bartsch
  • Use of nanoscale sterols and sterol esters
    Patent number: 6316030
    Abstract: A composition containing an effective amount of nanoparticles selected from the group consisting of nanoscale sterols, nanoscale sterol esters, and mixtures thereof.
    Type: Grant
    Filed: October 14, 1999
    Date of Patent: November 13, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Christian Kropf, Thomas Foerster, Bernd Fabry, Martina Hollenbrock
  • Use of amphiphiles for permanent improvement of colorant compatibility of polyolefin-based shaped bodies, fibers and films
    Patent number: 6312631
    Abstract: A polyolefin composition having enhanced dyeing capabilities containing: (a) a polyolefin; (b) from 0.01 to 10% by weight, based on the weight of the polyolefin in, of a migratable amphiphile, excluding phenolic and sulfur-containing stabilizers and n-octyl phenyl salicylate; and (c) from 0.01 to 1000 ppm of a transition metal, based on the weight of the polyolefin.
    Type: Grant
    Filed: January 13, 2000
    Date of Patent: November 6, 2001
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Norbert Bialas, Paul Birnbrich, Herbert Fischer, Joerg-Dieter Klamann, Raymond Mathis
  • High-concentration flowable anionic surfactant mixtures containing alkyl ether sulfates and alkyl sulfates
    Patent number: 6313085
    Abstract: A high-concentrate flowable liquid anionic surfactant composition containing: (a) from 60 to 90% by weight of an alkyl ether sulfate corresponding to formula I: R1O(CH2CH2O)nSO3X  (I) wherein R1 is a linear or branched alkyl radical having from 12 to 22 carbon atoms, n is a number having a value of from 1 to 10, and X is an alkali metal, alkaline earth metal, ammonium, alkylammonium, alkanolammonium or glucammonium; and (b) from 10 to 40% by weight of an alkyl sulfate corresponding to formula II: R2OSO3X  (II) wherein R2 is a linear or branched alkyl radical having from 12 to 22 carbon atoms, and X is an alkali metal, alkaline earth metal, ammonium, alkylammonium, alkanolammonium or glucammonium, all weights being based on the total weight of the composition, and wherein the composition has a solids content of from 50 to 80% by weight.
    Type: Grant
    Filed: June 29, 2000
    Date of Patent: November 6, 2001
    Assignee: Cognis Deutschland GmbH
    Inventor: Catherine Le Hen-Ferrenbach
  • Method for demulsifying emulsions
    Patent number: 6310106
    Abstract: A process for breaking an emulsion into a water phase and an oil phase involving: (a) providing an emulsion containing an oil phase and a water phase; (b) providing an alkoxylated C10-24 carboxylic acid ester derived by the addition of ethylene oxide and/or propylene oxide onto a ring opened epoxidized C10-24 carboxylic acid triglyceride which is ring opened with a C6-18 carboxylic acid; and (c) contacting the emulsion with a demulsifying effective amount of the alkoxylated C10-24 carboxylic acid ester. Said process has application on crude oil emulsions.
    Type: Grant
    Filed: May 12, 2000
    Date of Patent: October 30, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Stefan Podubrin, Wolfgang Breuer, Claus-Peter Herold, Andreas Heidbreder, Thomas Foerster, Martina Hollenbrock
  • Pearlescent cosmetic preparations containing dialkyl ethers, silicone compounds and emulsifier
    Patent number: 6309628
    Abstract: A pearlescent composition containing: (a) a dialkyl ether corresponding to formula (I): R1—O—R2 wherein R1 and R2, independently of one another, represent linear or branched alkyl and/or alkenyl groups having from 12 to 22 carbon atoms; (b) a silicone compound; and (c) an emulsifier selected from the group consisting of alkyl oligoglycosides, alkenyl oligoglycosides, fatty acid-N-alkyl polyhydroxyalkylamides, alkyl ether sulfates, betaines, and mixtures thereof.
    Type: Grant
    Filed: May 12, 1999
    Date of Patent: October 30, 2001
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Achim Ansmann, Bernd Fabry
  • Pearly luster concentrate with newtonian viscosity
    Patent number: 6306916
    Abstract: The invention concerns pearly luster concentrates in the form of an aqueous dispersion having between 10 and 40 wt % pearly luster-forming components and between 15 and 55 wt % emulsifiers. The concentrates contain as emulsifiers alkylpolyglycosides of general formula (I), RO—(Z)x, in which R stands for a C6 to C22 alkyl group, Z stands for a mono or oligosaccharide, x is a number from 1.1 to 5, or their addition products with 1 to 10 molecules ethylene oxide and/or propylene oxide. The concentrates are characterized by a Newtonian flow behaviour when they are free of emulsifiers with —COO—and —OSO3 —groups, such that these concentrates are considerably easier to handle.
    Type: Grant
    Filed: October 24, 1997
    Date of Patent: October 23, 2001
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Achim Ansmann, Rolf Kawa, Gabriele Strauss