Patents by Inventor Thomas Carl Eisenschmid

Thomas Carl Eisenschmid 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: 6369283
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted unsaturated alcohols which comprise reacting one or more substituted or unsubstituted alkadienes with carbon monoxide and hydrogen in the presence of a metal-ligand complex catalyst and a promoter and optionally free ligand to produce said one or more substituted or unsubstituted unsaturated alcohols. The substituted and unsubstituted unsaturated alcohols produced by the processes of this invention can undergo further reaction(s) to afford desired derivatives thereof. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted unsaturated alcohols as principal product(s) of reaction.
    Type: Grant
    Filed: November 2, 2000
    Date of Patent: April 9, 2002
    Assignee: Union Carbide Chemicals & Plastics Technology Corp.
    Inventors: Anil Sakharam Guram, John Robert Briggs, Kurt Damar Olson, Thomas Carl Eisenschmid, Daine Lee Packett, Erik Bruce Tjaden
  • Publication number: 20020007096
    Abstract: This invention relates to processes for producing substituted or unsubstituted alkenols. The process subjects an alkadiene to reductive hydroformylation to selectively produce at least one substituted or unsubstituted alkenols. The process is particularly useful in producing pentenols from butadiene. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted alkenols as principal reaction products.
    Type: Application
    Filed: April 15, 1997
    Publication date: January 17, 2002
    Inventors: DIANE LEE PACKETT, JOHN ROBERT BRIGGS, DAVID ROBERT BRYANT, AILENE GARDNER PHILLIPS, DAVID JAMES SCHRECK, ANIL SAKHARAM GURAM, KURT DAMAR OLSON, THOMAS CARL EISENSCHMID
  • Patent number: 6300496
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted epsilon caprolactams, e.g., epsilon caprolactam, which comprise (a) converting one or more substituted or unsubstituted hydroxyaldehydes, e.g., 6-hydroxyhexanal, optionally in the presence of a catalyst or a catalyst and promoter, to one or more substituted or unsubstituted hydroxyamides, e.g. 6-hydroxycaproamide, and/or one or more substituted or unsubstituted epsilon caprolactam precursors, e.g.
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: October 9, 2001
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Kurt Damar Olson, Thomas Carl Eisenschmid, David Robert Bryant, Arthur Roy Doumaux, Jr.
  • Patent number: 6191324
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted unsaturated alcohols which comprise reacting one or more substituted or unsubstituted alkadienes with carbon monoxide and hydrogen in the presence of a metal-ligand complex catalyst and a promoter and optionally free ligand to produce said one or more substituted or unsubstituted unsaturated alcohols. The substituted and unsubstituted unsaturated alcohols produced by the processes of this invention can undergo further reaction(s) to afford desired derivatives thereof. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted unsaturated alcohols as principal product(s) of reaction.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: February 20, 2001
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Anil Sakharam Guram, John Robert Briggs, Kurt Damar Olson, Thomas Carl Eisenschmid, Diane Lee Packett, Erik Bruce Tjaden
  • Patent number: 6187970
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted 1,6-hexanediols which comprise subjecting one or more substituted or unsubstituted penten-1-ols to reductive hydroformylation in the presence of a reductive hydroformylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, to produce said one or more substituted or unsubstituted 1,6-hexanediols. The substituted and unsubstituted 1,6-hexanediols produced by the processes of this invention can undergo further reaction(s) to afford desired derivatives thereof, e.g., epsilon caprolactone. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted 1,6-hexanediols as principal product(s) of reaction.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: February 13, 2001
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: John Robert Briggs, Diane Lee Packett, David Robert Bryant, Ailene Gardner Phillips, David James Schreck, Anil Sakharam Guram, Kurt Damar Olson, Thomas Carl Eisenschmid, Eric Bruce Tjaden
  • Patent number: 6172269
    Abstract: This invention relates to processes for producing one or more substituted or unsubstituted 1,6-hexanediols, e.g., 1,6-hexanediol, which comprise subjecting one or more substituted or unsubstituted alkadienes to hydrocarbonylation in the presence of a hydrocarbonylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, and a promoter and optionally free ligand to produce said one or more substituted or unsubstituted 1,6-hexanediols. The substituted and unsubstituted 1,6-hexanediols produced by the processes of this invention can undergo further reaction(s) to afford desired derivatives thereof, e.g., epsilon caprolactone. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted 1,6-hexanediols as principal product(s) of reaction.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: January 9, 2001
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Anil Sakharam Guram, John Robert Briggs, Diane Lee Packett, Kurt Damar Olson, Thomas Carl Eisenschmid, Erik Bruce Tjaden
  • Patent number: 6034286
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted saturated alcohols which comprise reacting one or more substituted or unsubstituted alkadienes with carbon monoxide and hydrogen in the presence of a metal-ligand complex catalyst and a promoter and optionally free ligand to produce said one or more substituted or unsubstituted saturated alcohols. The substituted and unsubstituted saturated alcohols produced by the processes of this invention can undergo further reaction(s) to afford desired derivatives thereof. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted saturated alcohols as principal product(s) of reaction.
    Type: Grant
    Filed: October 16, 1997
    Date of Patent: March 7, 2000
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Anil Sakharam Guram, John Robert Briggs, Kurt Damar Olson, Thomas Carl Eisenschmid, Diane Lee Packett, Erik Bruce Tjaden
  • Patent number: 5962680
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted epsilon caprolactams, e.g., epsilon caprolactam, which comprises: (a) subjecting one or more substituted or unsubstituted alkadienes to hydroxycarbonylation in the presence of a hydroxycarbonylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, and neutralization with a base to produce one or more substituted or unsubstituted pentenoic acid salts; (b) subjecting said one or more substituted or unsubstituted pentenoic acid salts to hydroformylation in the presence of a hydroformylation catalyst, e.g.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: October 5, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Thomas Carl Eisenschmid, John Robert Briggs, Diane Lee Packett, Kurt Damar Olson, John Michael Maher
  • Patent number: 5925754
    Abstract: This invention relates to a composition comprising (a) epsilon caprolactam and (b) one or more of 5-?4,5-di(3-carboxypropyl)-2-pyridyl!pentanoic acid or salt or amide, 4-?4,5-di(2-carboxypropyl)-2-pyridyl!-2-methylbutanoic acid or salt or amide, 2-?2-(2-carboxybutyl)-5-(1-carboxypropyl)-4-pyridyl!butanoic acid or salt or amide, 5-?3,5-di(3-carboxypropyl)-2-pyridyl!pentanoic acid or salt or amide, 4-?3,5-di(2-carboxypropyl)-2-pyridyl!-2-methylbutanoic acid or salt or amide, 2-?-2-(2-carboxybutyl)-5-(1-carboxypropyl)-3-pyridyl!butanoic acid or salt or amide, 5-amino-4-methylpentanamide, 4-amino-3-ethylbutanamide, 5-?4,5-di(4-hydroxybutyl)-2-pyridyl!pentanol, 4-?4,5-di(2-methoxypropyl)-2-pyridyl!-2-methylbutanol, 2-?2-(2-methoxybutyl)-5-(1-methoxypropyl)-4-pyridyl!butanol, 5-?3,5-di(4-hydroxybutyl)-2-pyridyl!pentanol, 4-?3,5-di(2-methoxypropyl)-2-pyridyl!-2-methylbutanol, 2-?2-(2-methoxybutyl)-5-(1-methoxypropyl)-3-pyridyl!butanol, 5-amino-4-methyl-1-pentanol, 5-imino-2-methyl-1-pentanamine, 5-amino-2-methyl-1-p
    Type: Grant
    Filed: October 23, 1997
    Date of Patent: July 20, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: John Michael Maher, David Robert Bryant, Johnathan Eugene Holladay, Thomas Carl Eisenschmid, John Robert Briggs, Kurt Damar Olson
  • Patent number: 5919978
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted aldehyde acids or salts, e.g., 5-formylvaleric acid or salt, which comprises subjecting one or more substituted or unsubstituted alkadienes, e.g., butadiene, to hydroxycarbonylation in the presence of a hydroxycarbonylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, and optionally neutralization with a base to produce one or more substituted or unsubstituted unsaturated acids or salts, e.g., pentenoic acid or salt, and subjecting said one or more substituted or unsubstituted unsaturated acids or salts to hydroformylation in the presence of a hydroformylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, to produce said one or more substituted or unsubstituted aldehyde acids or salts and/or one or more substituted or unsubstituted epsilon caprolactam precursors.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: July 6, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Diane Lee Packett, Thomas Carl Eisenschmid, Michael Allen Brammer, John Michael Maher
  • Patent number: 5886236
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted aldehyde acid salts, e.g., epsilon caprolactam, which comprises subjecting said one or more substituted or unsubstituted unsaturated acid salts, e.g., pentenoic acid salts, to hydroformylation in the presence of a hydroformylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, to produce one or more substituted or unsubstituted aldehyde acid salts and/or one or more substituted or unsubstituted epsilon caprolactam precursors. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted aldehyde acid salts as the principal product(s) of reaction.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: March 23, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Thomas Carl Eisenschmid, John Robert Briggs, Diane Lee Packett, Kurt Damar Olson, John Michael Maher
  • Patent number: 5874640
    Abstract: This invention relates to a process for separating one or more phosphorus acidic compounds from a reaction product fluid containing said one or more phosphorus acidic compounds, a metal-organophosphorus ligand complex catalyst and optionally free organophosphorus ligand which process comprises treating said reaction product fluid with an aqueous buffer solution sufficient to neutralize and remove at least some amount of said one or more phosphorus acidic compounds from said reaction product fluid.
    Type: Grant
    Filed: March 11, 1997
    Date of Patent: February 23, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: David Robert Bryant, Tak Wai Leung, Ernst Billig, Thomas Carl Eisenschmid, James Clair Nicholson, John Robert Briggs, Diane Lee Packett, John Michael Maher
  • Patent number: 5821389
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted hydroxyaldehydes, e.g., 6-hydroxyhexanals, which comprise subjecting one or more substituted or unsubstituted alkadienes, e.g., butadiene, to reductive hydroformylation in the presence of a reductive hydroformylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, and hydroformylation in the presence of a hydroformylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, to produce one or more substituted or unsubstituted hydroxyaldehydes. The substituted and unsubstituted hydroxyaldehydes produced by the processes of this invention can undergo further reaction(s) to afford desired derivatives thereof, e.g., epsilon caprolactone. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted hydroxyaldehydes as principal product(s) of reaction.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: October 13, 1998
    Assignee: Union Carbide Chemicals & Technology Corporation
    Inventors: John Robert Briggs, Diane Lee Packett, David Robert Bryant, Ailene Gardner Phillips, David James Schreck, Kurt Damar Olson, Erik Bruce Tjaden, Anil Sakharam Guram, Thomas Carl Eisenschmid, Elaine Susan Brigham
  • Patent number: 5817883
    Abstract: This invention relates in part to processes for producing one or more substituted or unsubstituted hydroxyaldehydes, e.g., 6-hydroxyhexanals, which comprise subjecting one or more substituted or unsubstituted alkadienes, e.g., butadiene, to hydrocarbonylation in the presence of a hydrocarbonylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, and hydroformylation in the presence of a hydroformylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, to produce one or more substituted or unsubstituted hydroxyaldehydes. The substituted and unsubstituted hydroxyaldehydes produced by the processes of this invention can undergo further reaction(s) to afford desired derivatives thereof, e.g., epsilon caprolactone. This invention also relates in part to reaction mixtures containing one or more substituted or unsubstituted hydroxyaldehydes as principal product(s) of reaction.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: October 6, 1998
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: John Robert Briggs, Kurt Damar Olson, Erik Bruce Tjaden, Anil Sakharam Guram, Diane Lee Packett, Thomas Carl Eisenschmid, Elaine Susan Brigham
  • Patent number: 5741944
    Abstract: This invention relates to a process for separating one or more phosphorus acidic compounds from a hydroformylation reaction product fluid containing said one or more phosphorus acidic compounds, a metal-organophosphite ligand complex catalyst and optionally free organophosphite ligand which process comprises treating said hydroformylation reaction product fluid with an aqueous buffer solution sufficient to neutralize and remove at least some amount of said one or more phosphorus acidic compounds from said hydroformylation reaction product fluid.
    Type: Grant
    Filed: November 26, 1996
    Date of Patent: April 21, 1998
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: David Robert Bryant, Tak Wai Leung, Ernst Billig, Thomas Carl Eisenschmid, James Clair Nicholson
  • Patent number: 5741942
    Abstract: This invention relates to a process for separating one or more phosphorus acidic compounds from a reaction product fluid containing said one or more phosphorus acidic compounds, a metal-organophosphite ligand complex catalyst and optionally free organophosphite ligand which process comprises treating said reaction product fluid with an aqueous buffer solution sufficient to neutralize and remove at least some amount of said one or more phosphorus acidic compounds from said reaction product fluid.
    Type: Grant
    Filed: November 26, 1996
    Date of Patent: April 21, 1998
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: David Robert Bryant, Tak Wai Leung, Ernst Billig, Thomas Carl Eisenschmid, James Clair Nicholson
  • Patent number: 5731473
    Abstract: This invention relates to a process which comprises reacting one or more reactants in the presence of a metal-organophosphite ligand complex catalyst and dissolved water and optionally free organophosphite ligand to produce a reaction product fluid comprising one or more products, wherein said process is conducted in the presence of carbon dioxide in an amount sufficient not to effect substantial degradation of any said organophosphite ligand and/or substantial deactivation of said metal-organophosphite ligand complex catalyst.
    Type: Grant
    Filed: November 26, 1996
    Date of Patent: March 24, 1998
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: David Robert Bryant, James Clair Nicholson, Donald Leroy Bunning, Thomas Carl Eisenschmid, Donald Lee Morrison