Patents by Inventor Diane Lee Packett

Diane Lee Packett 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).

  • 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: 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: 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: 5917095
    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 (a) treating said reaction product fluid with water sufficient to remove at least some amount of said one or more phosphorus acidic compounds from said reaction product fluid and (b) treating the water which contains phosphorus acidic compounds removed from said reaction product fluid with an acid removal substance sufficient to remove at least some amount of said one or more phosphorus acidic compounds from said water.
    Type: Grant
    Filed: March 11, 1997
    Date of Patent: June 29, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: David Robert Bryant, James Clair Nicholson, John Robert Briggs, Diane Lee Packett, John Michael Maher
  • Patent number: 5892119
    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 (a) treating said reaction product fluid with water sufficient to remove at least some amount of said one or more phosphorus acidic compounds from said reaction product fluid and (b) treating the water which contains phosphorus acidic compounds removed from said reaction product fluid with an ion exchange resin sufficient to remove at least some amount of said one or more phosphorus acidic compounds from said water.
    Type: Grant
    Filed: March 11, 1997
    Date of Patent: April 6, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: David Robert Bryant, James Clair Nicholson, Ernst Billig, John Robert Briggs, Diane Lee Packett, John Michael Maher
  • Patent number: 5892127
    Abstract: This invention relates in part to processes for selectively producing one or more substituted or unsubstituted 1,6-hexanedials, e.g., adipaldehyde, which comprise: (a) subjecting one or more substituted or unsubstituted alkadienes, e.g., butadiene, or a mixture comprising one or more substituted or unsubstituted alkadienes to hydroformylation in the presence of a hydroformylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, and at an alkadiene partial pressure and/or a carbon monoxide partial pressure sufficient to selectively produce one or more substituted or unsubstituted pentenals or a reaction mixture comprising one or more substituted or unsubstituted pentenals; and (b) subjecting said one or more substituted or unsubstituted pentenals or said reaction mixture comprising one or more substituted or unsubstituted pentenals to hydroformylation in the presence of a hydroformylation catalyst, e.g.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: April 6, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Diane Lee Packett, John Robert Briggs, David Robert Bryant, Ailene Gardner Phillips
  • Patent number: 5886235
    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 water sufficient to 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: March 23, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation.
    Inventors: David Robert Bryant, James Clair Nicholson, John Robert Briggs, Diane Lee Packett, 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: 5886237
    Abstract: This invention relates in part to processes for selectively producing one or more substituted or unsubstituted alkenals. The process hydroformylates at least one substituted or unsubstituted alkadienes, e.g., butadiene, or a mixture of one or more substituted or unsubstituted alkadienes in the presence of a hydroformylation catalyst, e.g., a metal-organophosphorus ligand complex catalyst, and at an alkadiene and/or carbon monoxide partial pressure sufficient to selectively produce at least one substituted or unsubstituted alkenals, e.g., pentenals. The substituted and unsubstituted alkenals produced by the processes of this invention can undergo further reaction(s) to afford desired derivatives thereof, e.g., hydrogenation to alkenols, particularly pentenols. This invention also relates to reaction mixtures containing one or more substituted or unsubstituted alkenals or alkenols as principal product(s) of those reactions.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: March 23, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Diane Lee Packett, John Robert Briggs, David Robert Bryant, Ailene Gardner Phillips
  • Patent number: 5874639
    Abstract: This invention relates to a process which comprises reacting one or more reactants in the presence of a metal-organopolyphosphorus ligand complex catalyst and optionally free organopolyphosphorus ligand to produce a reaction product fluid comprising one or more products, wherein said process is conducted at a carbon monoxide partial pressure such that reaction rate increases as carbon monoxide partial pressure decreases and reaction rate decreases as carbon monoxide partial pressure increases and which is sufficient to prevent and/or lessen deactivation of the metal-organopolyphosphorus ligand complex catalyst.
    Type: Grant
    Filed: March 11, 1997
    Date of Patent: February 23, 1999
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: James Clair Nicholson, David Robert Bryant, James Russell Nelson, John Robert Briggs, Diane Lee Packett, 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