Patents Represented by Attorney Aaron R. Ettelman
  • 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: 6394230
    Abstract: A food additive useful for lowering serum cholesterol in humans contains a sterol or stanol ester of a fatty acid or a dicarboxylic acid ester of a sterol or stanol made by reacting a sterol, stanol and a carboxylic acid in the presence of an effective amount of a catalyst selected from the group consisting of calcium oxide, calcium hydroxide, a calcium salt of a carboxylic acid, magnesium hydroxide and combinations thereof described herein below.
    Type: Grant
    Filed: May 21, 1998
    Date of Patent: May 28, 2002
    Assignee: Cognis Corporation
    Inventors: Norman Milstein, Manfred Biermann, Peter Leidl, Rainer von Kries
  • 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
  • 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: 6362261
    Abstract: A method of preparing a modified cationic layer compound which includes providing a layer compound of the general formula (I): [EeZzDdVv(OH−)x](An−)a.qH2O  (I) wherein E represents one or more monovalent alkali metal cations, e represents a number of from 0 to about 2, Z represents one or more divalent metal cations, z represents a number of from 0 to about 6, D represents one or more trivalent metal cations, d represents a number of from 0 to about 3, V represents one or more tetravalent metal cations, v represents a number of from 0 to about 1, (An−) represents an acid anion wherein n represents an integer of from 1 to 3, q represents a number of from about 1 to about 10, and wherein x>a and e+2z+3d+4v=x+na; subjecting the layer compound to crystallization to provide a resultant material; and subjecting the resultant material to steam drying at a temperature of from about 200° C. to about 260° C.
    Type: Grant
    Filed: October 2, 2000
    Date of Patent: March 26, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Ilona Lange, Joerg-Dieter Klamann, Peter Daute, Juergen Foell, Peter Wedl, Stefan Kuepper
  • Patent number: 6362221
    Abstract: A method for preventing or treating high serum levels of cholesterol and lipids in a mammal, said method comprising orally administering an effective amount of natural lycopene to prevent or treat high serum levels of cholesterol or lipid to a mammal in need of such treatment. Also disclosed is an oral pharmaceutical composition in unit dosage form for oral administration for the prevention or treatment of high serum levels of cholesterol and/or lipids in a mammal, said composition comprising an effective amount of natural lycopene to prevent or treat high serum levels of cholesterol or lipid in a mammal and in a sufficient amount to achieve a level of serum cholesterol of less than 200 mg per deciliter over the course of treatment, and a pharmaceutically acceptable carrier therefor.
    Type: Grant
    Filed: July 20, 2000
    Date of Patent: March 26, 2002
    Assignee: Cognis Corporation
    Inventors: James P. Clark, Manfred S. Dunker
  • Patent number: 6358997
    Abstract: Pharmaceutical compositions comprising natural tocotrienols and natural tocopherols are disclosed. Also disclosed is a method for preventing or treating the harmful effects of high serum cholesterol and/or lipid levels in a mammal, said method comprising orally administering approximately 100 mg to approximately 1000 mg of natural tocotrienols and approximately 100 mg to approximately 1000 mg of tocopherols to a mammal, including humans, in need of such prevention or treatment.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: March 19, 2002
    Assignee: Cognis Corporation
    Inventors: James P. Clark, Manfred S. Dunker
  • Patent number: 6355770
    Abstract: Compositions comprising: (a) from about 51% to about 99.9% by weight of a polyamide resin component; and (b) from about 0. 1% to about 49% by weight of a wax component, wherein the polyamide resin component comprises a reaction product obtained by reaction of a dimerized fatty acid reactant, a carboxylic acid reactant and a diamine reactant, are disclosed for use in thermographic printing. The polyamide resin/wax component compositions disclosed herein exhibit decreased bloom and enhanced scratch/scuff resistance.
    Type: Grant
    Filed: March 30, 2000
    Date of Patent: March 12, 2002
    Assignee: Cognis Corporation
    Inventors: Timothy C. Vogel, Sobhy El-Hefnawi
  • Patent number: 6352737
    Abstract: The invention relates to the use of nanoscale sterols and/or sterol esters with particle diameters of 10 to 300 nm as food additives and as active substances for the production of hypocholesterolemic agents. The particular fineness of the particles promotes more rapid absorption by the blood serum after oral ingestion by comparison with conventional sterols and sterol esters.
    Type: Grant
    Filed: June 20, 2000
    Date of Patent: March 5, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Hans Dolhaine, Christian Kropf, Peter Christophliemk, Bernd Fabry, Manfred Biermann, Christine Schroeder
  • Patent number: 6348202
    Abstract: A cosmetic preparation is presented containing (a) alkyl or alkenyl oligoglycosides (b) polyol poly-12-hydroxystearates and (c) dihydroxyacetone. This self-tanning cosmetic preparation has high dermatological compatibility, a favorable feeling on the skin and good storage stability at relatively high temperatures.
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: February 19, 2002
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventor: Armin Wadle
  • Patent number: 6331607
    Abstract: A process for producing glucoprotamines by condensation of N-substituted propylene diamines with 2-aminoglutaric compounds in which the reaction is carried out in the presence of aminosilicones is disclosed. Glucoprotamines produced in accordance with the disclosed process exhibit improved color quality and longer storage stability.
    Type: Grant
    Filed: June 8, 2000
    Date of Patent: December 18, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Ralf Bohlander, Sven Jaensch, Dirk Springer
  • Patent number: 6313169
    Abstract: The present invention provides an antioxidant carotenoid composition substantially free of lutein comprising lutein esters. This antioxidant composition may readily be formulated into products for administration to humans to provide protection from the harmful effects of free radicals. The invention also provides a method of preventing or inhibiting the harmful effects of free radicals by administering an effective amount of an antioxidant carotenoid composition substantially free of lutein comprising lutein esters.
    Type: Grant
    Filed: March 16, 2000
    Date of Patent: November 6, 2001
    Inventors: Phyllis E. Bowen, James P. Clark
  • Patent number: 6312513
    Abstract: Pigment concentrates comprising a pigment, a liquid carrier medium and a dimerdiolalkoxylate, wherein a dimer portion of the dimerdiolalkoxylate comprises from about 36 to about 44 carbon atoms, and wherein the at least one dimerdiolalkoxylate has from about 1 to about 200 moles of alkylene oxide per mole of dimerdiol, are described in conjunction with methods of preparing the same.
    Type: Grant
    Filed: August 7, 2000
    Date of Patent: November 6, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Rainer Hoefer, Heinz-Guenther Schulte, Hans-Christian Raths, Harald Frommelius, Stefan Gollnick, Ulrich Pegelow
  • Patent number: 6312514
    Abstract: Pigment concentrates comprising a pigment, a liquid carrier medium and a diol alkoxylate of the general formulae (I), (II) and/or (III) are described in conjunction with methods of preparing the same.
    Type: Grant
    Filed: August 31, 2000
    Date of Patent: November 6, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Heinz-Guenther Schulte, Rainer Hoefer, Hans-Christian Raths, Harald Frommelius, Stefan Gollnick
  • Patent number: 6306410
    Abstract: Cosmetic formulations, such as for example, skin cleansers, containing from about 20% to about 80% by weight of one or more ethoxylated partial glycerides of the general formula (I) and up to about 80% by weight of an oil component, the balance of the formulations containing water, cosmetic auxiliaries and/or additives, are disclosed. The cosmetic formulations disclosed are transparent, and spread easily and smoothly when applied to skin. Such formulations are especially suitable for removing decorative makeup.
    Type: Grant
    Filed: June 1, 2000
    Date of Patent: October 23, 2001
    Assignee: Cognis Deutschland GmbH
    Inventor: Kakushi Doki
  • Patent number: 6278003
    Abstract: A process for refining epoxy compounds, wherein the process comprises: (a) providing a washed and dried organic phase comprising at least one epoxide compound; (b) contacting the organic phase with at least one basic solid selected from the group consisting of aluminum oxides, aluminum hydroxides and alkali metal silicates; and (c) separating the organic phase and the at least one basic solid, is disclosed.
    Type: Grant
    Filed: June 27, 2000
    Date of Patent: August 21, 2001
    Assignee: Cognis Deutschland GmbH
    Inventor: Ralf Bohlander
  • Patent number: 6262109
    Abstract: A method for preventing or treating high serum levels of cholesterol and lipids in a mammal, said method comprising orally administering an effective amount of natural lycopene to prevent or treat high serum levels of cholesterol or lipids to a mammal in need of such treatment. Also disclosed is an oral pharmaceutical composition in unit dosage form for oral administration for the prevention or treatment of high serum levels of cholesterol and/or lipids in a mammal, said composition comprising an effective amount of natural lycopene to prevent or treat high serum levels of cholesterol or lipids in a mammal and in a sufficient amount to achieve a level of serum cholesterol of less than 200 mg per deciliter over the course of treatment, and a pharmaceutically acceptable carrier therefor.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: July 17, 2001
    Assignee: Henkel Corporation
    Inventors: James P. Clark, Manfred S. Dunker
  • Patent number: 6261346
    Abstract: A process useful for protecting metal surfaces against corrosion in is presented involving: (a) forming a corrosion inhibitor having a compound corresponding to formula (I): where R1, R2 and R3 independently of one another represent an alkyl or hydroxyalkyl group containing 1 to 4 carbon atoms, an aryl or alkylaryl group or a group corresponding to formula (II): A− is an anion, n is the number 2 or 3, p is a number of 1 to 3 and R5 is an alkyl or alkenyl group containing 7 to 23 carbon atoms and 0, 1, 2 or 3 double bonds, and R4 is a group corresponding to formula (II) or (III): where R1, R2 and R3 are as defined above and Z is a group —(CH2)m— or a group corresponding to formula (IV):  m is an integer of 1 to 6, X is a group NH or an oxygen atom and D is a dimer fatty acid residue containing on average 36 to 54 carbon atoms; (b) combining the corrosion inhibitor with liquid aqueous, liquid non-aqueous or gaseous me
    Type: Grant
    Filed: July 29, 1999
    Date of Patent: July 17, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Wolfgang Breuer, Robert Schuetz, Guenther Uphues, Claus-Peter Herold, Rafael Pi
  • Patent number: 6235696
    Abstract: Highly foaming detergent mixtures comprising: (a) at least one fatty acid polyglycol ester sulfate of the general formula (I): R1COO(AO)xSO3X  (I) wherein R1CO represents an acyl group and R1 is selected from the group consisting of linear, branched, saturated and unsaturated chains having from about 6 to about 22 carbon atoms, x is an integer having a value of from 1 to 3, each AO independently represents a CH2CH2O, CH2CH(CH3)O or CH(CH3)CH2O group, and X is selected from the group consisting of an alkali metal, an alkaline earth metal, ammonium, an alkylammonium, an alkanolammonium or a glucammonium; and (b) at least one additional surfactant selected from the group consisting of anionics, nonionics, cationics, amphoterics and zwitterionics are disclosed. The disclosed detergent mixtures exhibit advantageous foaming performance and a high level of foam stability even in the presence of hard water and/or oil.
    Type: Grant
    Filed: May 22, 2000
    Date of Patent: May 22, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Hermann Hensen, Ullrich Bernecker, Joerg Kahre, Werner Seipel, Holger Tesmann, Thomas Engels, Hans-Christian Raths, Bernd Fabry
  • Patent number: 6235913
    Abstract: A method of producing fatty acid polyglycol ester sulfates of the general formula (I): R1COO(AO)nSO3M  (I) is disclosed, wherein R1CO represents a linear or branched, aliphatic, saturated and/or unsaturated acyl radical with 6 to 22 carbon atoms, AO represents CH2CH2O, CHCH3CH2O and/or CH2CHCH3, n represents a number from about 0.5 to about 5 and M represents a cation. The disclosed process comprises the sulfation of fatty acid polyglycol esters followed by neutralization, wherein the neutralization is carried out at a pH of from about 5 to about 9.
    Type: Grant
    Filed: May 22, 2000
    Date of Patent: May 22, 2001
    Assignee: Cognis Deutschland GmbH
    Inventors: Hans-Christian Raths, Thomas Engels, Rainer Rueben, Joerg Kahre