Patents Assigned to Cognis Deütschland GmbH
  • Patent number: 6506821
    Abstract: A self-dispersible curable epoxy resin composition containing a reaction product of: (a) 1.0 equivalent of epoxy resin; (b) 0.01 to 1.0 equivalent of polyhydric phenol; and (c) 0.005 to 0.5 equivalent of an amine/epoxy adduct formed by reacting: (i) an aromatic polyepoxide; and (ii) a polyoxyalkylenamine, in an equivalent ratio of from about 1:0.10 to 1:0.28.
    Type: Grant
    Filed: August 7, 2001
    Date of Patent: January 14, 2003
    Assignee: Cognis Deutschland GmbH & Co., KG
    Inventors: Thomas Huver, Vincenzo Foglianisi, Horst Sulzbach, Tamara Leuschner
  • Patent number: 6498268
    Abstract: A method of producing alkylene glycol esters of unbranched aliphatic dicarboxylic acids with limited homolog distribution, and the use of the esters produced as monomer structural units for producing polymers are disclosed.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: December 24, 2002
    Assignee: Cognis Deutschland GmbH
    Inventor: Hans-Christian Raths
  • Patent number: 6494920
    Abstract: A cleaning composition for use in cleaning textile, hair and skin, the composition containing: (a) an esterquat; and (b) aloe.
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: December 17, 2002
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Manfred Weuthen, Rafael Pi Subirana, José Blasquez Fernandez, Bernd Fabry
  • Patent number: 6479618
    Abstract: Processes for preparing linear polyesters by reacting a dicarboxylic acid having from 2 to 10 carbon atoms, a polyol having from 2 to 15 carbon atoms, a low-boiling primary alcohol and a catalytic-effective amount of a lipase, wherein the reaction mixture is free of additional solvents; are described. The use of such linear polyesters in cosmetics is also described.
    Type: Grant
    Filed: June 7, 2001
    Date of Patent: November 12, 2002
    Assignee: Cognis Deutschland GmbH
    Inventor: Anja Vonderhagen
  • Patent number: 6479452
    Abstract: A surfactant composition containing: (a) from about 75 to 97% by weight of an alkyl sulfate; and (b) from about 3 to 25% by weight of an alkenyl sulfate, all weights being based on the weight of the composition, and wherein the surfactant composition is in granular form.
    Type: Grant
    Filed: June 29, 2001
    Date of Patent: November 12, 2002
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Manfred Weuthen, Ditmar Kischkel
  • Patent number: 6475419
    Abstract: Methods of preparing cellulose materials, which methods comprise (a) reacting a cellulosic material with a first basic component to form alkli cellulose; (b) reacting the alkali cellulose with carbon disulfide and a second basic component to form a cellulose xanthate solution; and (c) extruding the cellulose xanthate into an aqueous coagulation bath; wherein a reaction product of an epoxide of the general formula (I): wherein R1 represents a linear or branched aliphatic alkyl group having from about 1 to about 22 carbon atoms, and an amine compound of the general formula (II): wherein R2 and R3 each independently represent a substituent selected from the group consisting of —CnH2n—O)m—H, alkyl groups having from about 1 to about 22 carbon atoms, and hydrogen, wherein n represents 2 or 3 and m represents a number of from about 1 to about 20; is present in at least one of the cellulose xanthate solution and the aqueous coagulation bath, are described.
    Type: Grant
    Filed: September 6, 2000
    Date of Patent: November 5, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Martin Lagarden, Raymond Mathis, Ursula Kolken
  • Patent number: 6475981
    Abstract: A process for freezing a plastic molding machine involving: (a) providing a freezable compound containing: (i) from 20 to 45% by weight of at least one homopolymer or copolymer selected from the group consisting of an ester of methacrylic acid with a monohydric alcohol having from 1 to 4 carbon atoms, a graft polymer of an ester of methacrylic acid with a monohydric alcohol having from 1 to 4 carbon atoms, an ethylene/vinyl acetate copolymer, a graft copolymer of an ethylene/vinyl acetate copolymer, and mixtures thereof; (ii) from 45 to 75% by weight of chalk having a particle size of from 2 to 150 microns; and (iii) from 0.01 to 10% by weight of at least one freezing agent selected from the group consisting of a lubricant having a volatility of less than 0.2% by weight, a release agent having a volatility of less than 0.2% by weight, and mixtures thereof; and (b) charging the plastic molding machine with the freezable compound prior to turning of the plastic molding machine.
    Type: Grant
    Filed: March 13, 2001
    Date of Patent: November 5, 2002
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventor: Manfred Jaeckel
  • Patent number: 6455488
    Abstract: A process for making substantially odorless granules of alkyl sulfates corresponding to formula (I): R-O-SO3X (I) wherein R is an alkyl group containing from 6 to 18 carbon atoms, and X is selected from the group consisting of an alkali metal, an alkaline earth metal, ammonium, an alkyl ammonium, and alkanolammonium, and a glucammonium ion, the process involving: (a) providing a water-containing paste of alkyl sulfates having a content of unsulfonated components of greater than 0.3% by weight; and (b) simultaneously granulating and drying, in a fluidized bed, the water-containing paste of alkyl sulfates to form substantially odorless granules of alkyl sulfates, and wherein the substantially odorles granules thus formed have less than 0.2% by weight, based on the weight of active substance, of unsulfonated components present therein.
    Type: Grant
    Filed: January 12, 2001
    Date of Patent: September 24, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Georg Assmann, Olaf Blochwitz, Andreas Syldath, Ditmar Kischkel
  • Patent number: 6451758
    Abstract: Odoriferous compounds containing from 70 to 90% by weight of 2-methylene-3-(4-methlycyclohex-3-enyl)-butanal and from 10 to 30% by weight of limonene aldehyde, are described. The fragrance providing capabilities of the compounds are described in methods for their use, and perfumed compositions containing such compounds are also described.
    Type: Grant
    Filed: January 12, 2000
    Date of Patent: September 17, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Thomas Markert, Theo Ten Pierik
  • Patent number: 6444659
    Abstract: A hypocholesterolemic composition containing: (a) an active ingredient selected from the group consisting of a phytostenol, a phytostenol ester, and mixtures thereof; and (b) a potentiating agent selected from the group consisting of a chitosan, a phytostenol sulfate, a (deoxy)ribonucleic acid, and mixtures thereof.
    Type: Grant
    Filed: May 28, 1999
    Date of Patent: September 3, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Norbert Weitkemper, Bernd Fabry
  • Patent number: 6432895
    Abstract: Detergent mixtures comprising (a) an oligomeric esterquat which is the product of the process which comprises reacting a mixture of a mono-carboxylic acid and a dicarboxylic acid with an alkanolamine to form an alkanolamine oligoester and reacting the alkanolamine oligoester with an alkylating agent and (b) the product of the process which comprises reacting an alkylene oxide and a fatty acid amidoamine, wherein the weight ratio of components (a) to (b) is from about 10:90 to about 90:10; and wherein the oligomeric esterquat has at least two cationic centers.
    Type: Grant
    Filed: June 23, 2000
    Date of Patent: August 13, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Joaquin Bigorra, Nuria Bonastre Gilabert, Rafael Pi Subirana
  • Patent number: 6432419
    Abstract: A cosmetic or pharmaceutical composition free of silicone wherein the composition contains a fatty compound comprising an oil selected from the group consisting of (a) dialkyl ethers, (b) dialkyl cyclohexanes, (c) Guerbet alcohols, (d) polyol polyhydroxystearates, and (e) hydroxycarboxylic acid esters.
    Type: Grant
    Filed: February 4, 1999
    Date of Patent: August 13, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Joerg Kahre, Achim Ansmann, Bernd Fabry, Rolf Kawa, Werner Seipel
  • Patent number: 6428776
    Abstract: A cosmetic composition containing: (a) an alkyl and/or alkenyl oligoglycoside corresponding to formula (I): R1O—[G]p  (I) wherein R1 is an alkyl and/or alkenyl radical having from 4 to 22 carbon atoms, G is a sugar radical having 5 or 6 carbon atoms, and p is a number from 1 to 10; (b) an oily compound; (c) a nonionic emulsifier; and (d) an active ingredient selected from the group consisting of an anti-perspirant compound, a deodorant compound, an antibacterial active compound, and mixtures thereof, and wherein the composition is free of soap and natural wax.
    Type: Grant
    Filed: October 11, 2000
    Date of Patent: August 6, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Bernhard Guckenbiehl, Bernhard Banowski, Holger Tesmann
  • Patent number: 6426141
    Abstract: The invention relates to a process for the high-speed false twist texturing of yarns of synthetic filaments, in which a finish containing at least one water-soluble lubricant (A) and one water-insoluble liquid (B) with a viscosity of 2 to 50 mPas at 20° C. is applied to the yarns in the form of an aqueous emulsion, after which the filaments are textured on the false twist principle in texturing machines with a short high-temperature heater.
    Type: Grant
    Filed: July 23, 1999
    Date of Patent: July 30, 2002
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Raymond Mathis, Norbert Bialas, Andreas Lippman
  • Patent number: 6420330
    Abstract: A process for destroying or preventing the proliferation of microorganisms involving contacting the microorganisms with a quaternary carboxylic acid alkanolamine ester salt corresponding to formula I: wherein R1CO is an acyl group having from 2 to 18 carbon atoms, R2 and R3, independently of one another, represent an alkyl group containing from 1 to 16 carbon atoms, or a group corresponding to CH2CH2OR5, R4 is an alkyl group containing from 1 to 4 carbon atoms, R5 is hydrogen and/or R1CO, and X is an anion; is disclosed.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: July 16, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Norbert Stelter, Guenter Uphues
  • Patent number: 6410617
    Abstract: Self-dispersing, hardenable epoxy resins produced by reacting one or more &agr;,&bgr;-unsaturated carboxylic acid esters with one or more aminopolyalkylene oxide compounds, reacting the thus formed intermediate with one or more polyhydroxy compounds, and reacting the thus formed intermediate with one or more polyepoxide compounds, are described. Processes for their production, aqueous dispersions containing the same and methods for their use are also described.
    Type: Grant
    Filed: April 26, 2001
    Date of Patent: June 25, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Horst Sulzbach, Thomas Huver, Hans-Josef Thomas, Vincenzo Foglianisi
  • Patent number: 6403529
    Abstract: An aqueous agricultural composition containing: (a) at least one water-insoluble agrochemical; and (b) an additive corresponding to formula (I): RO—(C2H4O)n(C3H6O)m—R′  (I) wherein RO is an alcohol selected from the group consisting of branched or linear, saturated or unsaturated monohydric alcohols having from 1 to 6 carbon atoms or polyols having from 2 to 12 carbon atoms and from 2 to 6 hydroxyl groups, and R′ is hydrogen or an ester group —CO—R″ wherein R″ is a branched or linear, saturated or unsaturated alkyl group having from 5 to 20 carbon atoms, m is a number from 1 to 10 and n is a number up to 40, and wherein the agrochemical and the additive are present in a ratio by weight of from 1:2 to 1:5.
    Type: Grant
    Filed: January 29, 2001
    Date of Patent: June 11, 2002
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Horst-Werner Wollenweber, Ansgar Behler, Hans Christian Raths, Hans-Georg Mainx, Juergen Reinhardt
  • Patent number: 6395806
    Abstract: Hardeners for epoxy resins produced by reacting one or more &agr;,&bgr;-unsaturated carboxylic acid esters with one or more hydroxy compounds, reacting the thus formed intermediate with one or more aminopolyalkylene oxide compounds, reacting the thus formed intermediate with one or more polyepoxide compounds, and reacting the thus formed intermediate with one or more amines are described. Processes for their production, aqueous dispersions containing the same and methods for their use are also described.
    Type: Grant
    Filed: May 7, 2001
    Date of Patent: May 28, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Horst Sulzbach, Thomas Huver, Hans-Josef Thomas, Vincenzo Foglianisi
  • Patent number: 6387988
    Abstract: Hardeners for epoxy resins produced by reacting one or more &agr;,&bgr;-unsaturated carboxylic acid esters with one or more aminopolyalkylene oxide compounds, reacting the thus formed intermediate with one or more polyepoxide compounds, and reacting the thus formed intermediate with one or more amines are described. Processes for their production, aqueous dispersions containing the same and methods for their use are also described.
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: May 14, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Horst Sulzbach, Thomas Huver, Hans-Josef Thomas, Vincenzo Foglianisi
  • Patent number: 6387989
    Abstract: Hardeners for epoxy resins produced by reacting one or more &agr;,&bgr;-unsaturated carboxylic acid esters with one or more aminopolyalkylene oxide compounds, reacting the thus formed intermediate with one or more polyhydroxy compounds, reacting the thus formed intermediate with one or more polyepoxide compounds, and reacting the thus formed intermediate with one or more amines are described. Processes for their production, aqueous dispersions containing the same and methods for their use are also described.
    Type: Grant
    Filed: May 1, 2001
    Date of Patent: May 14, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Horst Sulzbach, Thomas Huver, Hans-Josef Thomas, Vincenzo Foglianisi