Patents by Inventor Leo Ernest Manzer

Leo Ernest Manzer 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).

  • Catalytic Conversion of Ethanol and Methanol to an Isobutanol-Containing Reaction Product Using a Thermally Decomposed Hydrotalcite/Metal
    Publication number: 20090054703
    Abstract: Hydrotalcite/metal carbonate combinations are partially or fully thermally decomposed to provide catalysts useful for the conversion of ethanol and methanol to a reaction product comprising isobutanol.
    Type: Application
    Filed: August 22, 2008
    Publication date: February 26, 2009
    Inventors: Kostantinos Kourtakis, Michael B. D'Amore, Leo Ernest Manzer
  • Catalytic Conversion of Ethanol and Methanol to an Isobutanol-Containing Reaction Product Using a Thermally Decomposed Hydrotalcite Catalyst
    Publication number: 20090054706
    Abstract: Hydrotalcites are partially or fully thermally decomposed to provide catalysts useful for the conversion of ethanol plus methanol to a reaction product comprising isobutanol.
    Type: Application
    Filed: August 22, 2008
    Publication date: February 26, 2009
    Inventors: Kostantinos Kourtakis, Michael B. D'Amore, Leo Ernest Manzer
  • Catalytic Conversion of Ethanol to a 1-Butanol-Containing Reaction Product using a Thermally Decomposed Hydrotalcite Containing the Anion of Ethylenediaminetetraacetic Acid
    Publication number: 20090054672
    Abstract: Hydrotalcites containing the anion of ethylenediaminetetraacetic acid are partially or fully thermally decomposed to provide catalysts useful for the conversion of ethanol to a reaction product comprising 1-butanol.
    Type: Application
    Filed: August 22, 2008
    Publication date: February 26, 2009
    Inventors: Kostantinos Kourtakis, Michael B. D'Amore, Leo Ernest Manzer
  • Catalytic Conversion of Ethanol to a 1-Butanol-Containing Reaction Product Using a Thermally Decomposed Hydrotalcite/Metal Carbonate
    Publication number: 20090054707
    Abstract: Hydrotalcite/metal carbonate combinations are partially or fully thermally decomposed to provide catalysts useful for the conversion of ethanol to a reaction product comprising 1-butanol.
    Type: Application
    Filed: August 22, 2008
    Publication date: February 26, 2009
    Inventors: Kostantinos Kourtakis, Michael B. D'Amore, Leo Ernest Manzer
  • Catalytic Conversion of Ethanol and Methanol to an Isobutanol-Containing Reaction Product Using a Thermally Decomposed Hydrotalcite Containing the Anion of Ethylenediaminetetraacetic Acid
    Publication number: 20090054704
    Abstract: Hydrotalcites containing the anion of ethylenediaminetetraacetic acid are partially or fully thermally decomposed to provide catalysts useful for the conversion of ethanol and methanol to a reaction product comprising isobutanol.
    Type: Application
    Filed: August 22, 2008
    Publication date: February 26, 2009
    Inventors: Kostantinos Kourtakis, Michael B. D'Amore, Leo Ernest Manzer
  • Process for making dibutyl ethers from aqueous 1-butanol
    Publication number: 20090036716
    Abstract: The present invention relates to a catalytic process for making dibutyl ethers using a reactant comprising 1-butanol and water. The dibutyl ethers so produced are useful in transportation fuels.
    Type: Application
    Filed: June 13, 2007
    Publication date: February 5, 2009
    Inventors: Michael B. D'Amore, Leo Ernest Manzer, Edward S. Miller, JR., Robert Dicosimo, Jeffrey P. Knapp
  • Process for making butenes from aqueous isobutanol
    Publication number: 20090030239
    Abstract: The present invention relates to a catalytic process for making butenes using a reactant comprising isobutanol and water. The butenes so produced may be converted to isoalkanes, alkyl-substituted aromatics, isooctanes, isooctanols, and octyl ethers, which are useful in transportation fuels.
    Type: Application
    Filed: June 13, 2007
    Publication date: January 29, 2009
    Inventors: Michael B. D'Amore, Leo Ernest Manzer, Edward S. Miller, JR., Jeffrey P. Knapp
  • Process for making dibutyl ethers from dry 1-butanol
    Publication number: 20090023959
    Abstract: The present invention relates to a process for making dibutyl ethers using dry 1-butanol derived from fermentation broth. The dibutyl ethers so produced are useful in transportation fuels.
    Type: Application
    Filed: June 13, 2007
    Publication date: January 22, 2009
    Inventors: Michael B. D'Amore, Leo Ernest Manzer, Edward S. Miller, JR., Robert Dicosimo, Jeffrey P. Knapp
  • Process for making 5-methyl-N-alkyl-2-pyrrolidone from alkyl amine(s) and levulinic acid
    Patent number: 7465813
    Abstract: This invention relates to a process for producing a reaction product comprising 5-methyl-N-alkyl-2-pyrrolidone by (a) reacting levulinic acid with alkyl amine(s) and (b) hydrogenating the products of step (a) in the presence of a metal catalyst, which is optionally supported.
    Type: Grant
    Filed: April 27, 2005
    Date of Patent: December 16, 2008
    Assignee: E. I. Du Pont de Nemours + Company
    Inventor: Leo Ernest Manzer
  • Process for making isooctenes from aqueous 2-butanol
    Publication number: 20080234523
    Abstract: The present invention relates to a catalytic process for making isooctenes using a reactant comprising 2-butanol and water. The isooctenes so produced are useful for the production of fuel additives.
    Type: Application
    Filed: June 13, 2007
    Publication date: September 25, 2008
    Inventors: Leo Ernest Manzer, Michael B. D'Amore, Edward S. Miller, Jeffrey P. Knapp
  • Process for making isooctenes from dry 1-butanol
    Publication number: 20080220488
    Abstract: The present invention relates to a process for making isooctenes using dry 1-butanol derived from fermentation broth. The isooctenes so produced are useful for the production of fuel additives.
    Type: Application
    Filed: June 13, 2007
    Publication date: September 11, 2008
    Inventors: Michael B. D'Amore, Leo Ernest Manzer, Edward S. Miller, Jeffrey P. Knapp
  • Preparation of polytrimethylene ether glycol and copolymers thereof
    Patent number: 7405330
    Abstract: The present invention relates to a process comprising using ionic liquids for the polycondensation of 1,3-propanediol reactants to produce polytrimethylene ether glycol and copolymers thereof.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: July 29, 2008
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Mark Andrew Harmer, Christopher P. Junk, Leo Ernest Manzer
  • Preparation of poly(tetramethylene) glycol
    Patent number: 7402711
    Abstract: This invention relates to a process comprising using ionic liquids for preparing poly(tetramethylene)glycol from tetrahydrofuran.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: July 22, 2008
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Mark Andrew Harmer, Christopher P. Junk, Leo Ernest Manzer
  • Process for making dibutyl ethers from aqueous 2-butanol
    Publication number: 20080132733
    Abstract: The present invention relates to a catalytic process for making dibutyl ethers using a reactant comprising 2-butanol and water. The dibutyl ethers so produced are useful in transportation fuels.
    Type: Application
    Filed: June 13, 2007
    Publication date: June 5, 2008
    Inventors: Leo Ernest Manzer, Michael B. D'Amore, Edward S. Miller, Jeffrey P. Knapp
  • Process for making butenes from aqueous 2-butanol
    Publication number: 20080132732
    Abstract: The present invention relates to a catalytic process for making butenes using a reactant comprising 2-butanol and water. The butenes so produced may be converted to isoalkanes, alkyl-substituted aromatics, isooctanes, isooctanols and ethers, which are useful as transportation fuels.
    Type: Application
    Filed: June 13, 2007
    Publication date: June 5, 2008
    Inventors: Leo Ernest Manzer, Michael B. D'amore, Edward S. Miller, Jeffrey P. Knapp
  • Process for making dibutyl ethers from dry 2-butanol
    Publication number: 20080132734
    Abstract: The present invention relates to a process for making dibutyl ethers using dry 2-butanol derived from fermentation broth. The dibutyl ethers so produced are useful in transportation fuels.
    Type: Application
    Filed: June 13, 2007
    Publication date: June 5, 2008
    Inventors: Leo Ernest Manzer, Michael B. D'Amore, Edward S. Miller, Jeffrey P. Knapp
  • Process for making isooctenes from dry 2-butanol
    Publication number: 20080131948
    Abstract: The present invention relates to a process for making isooctenes using dry 2-butanol derived from fermentation broth. The isooctenes so produced are useful for the production of fuel additives.
    Type: Application
    Filed: June 13, 2007
    Publication date: June 5, 2008
    Inventors: Leo Ernest Manzer, Michael B. D'Amore, Edward S. Miller, Jeffrey P. Knapp
  • Process for making butenes from dry 2-butanol
    Publication number: 20080132730
    Abstract: The present invention relates to a process for making butenes using dry 2-butanol obtained from fermentation broth. The butenes so produced may be converted to isoalkanes, alkyl-substituted aromatics, isooctanes, isooctanols, and octyl ethers, which are useful in transportation fuels.
    Type: Application
    Filed: June 13, 2007
    Publication date: June 5, 2008
    Inventors: Leo Ernest Manzer, Michael B. D'Amore, Edward S. Miller, Jeffrey P. Knapp
  • Process for making butenes from dry isobutanol
    Publication number: 20080132741
    Abstract: The present invention relates to a process for making butenes using dry isobutanol derived from fermentation broth. The butenes so produced may be converted to isoalkanes, alkyl-substituted aromatics, isooctanes, isooctanols, and octyl ethers, which are useful in transportation fuels.
    Type: Application
    Filed: June 13, 2007
    Publication date: June 5, 2008
    Inventors: Michael B. D'Amore, Leo Ernest Manzer, Edward S. Miller, Jeffrey P. Knapp
  • Gas phase synthesis of methylene lactones using catalysts derived from hydrotalcite precursors
    Patent number: 7348442
    Abstract: Process for converting certain lactones to their alpha-methylene substituted forms using (i) a catalyst derived from a hydrotalcite or (ii) a composite catalyst comprising the hydrotalcite-derived catalyst into which at least one of lithium, sodium, potassium, rubidium, cesium, magnesium, calcium, strontium, barium has been incorporated.
    Type: Grant
    Filed: October 17, 2005
    Date of Patent: March 25, 2008
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Leo Ernest Manzer, Kostantinos Kourtakis