Patents by Inventor Stephen W. King

Stephen W. King 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 processes for the preparation triethylenediamine
    Patent number: 5280120
    Abstract: A process for preparing bridged nitrogen-containing compounds which comprises contacting a carboxylated cyclic nitrogen-containing compound with a mixed metal oxide catalyst under conditions effective to produce the bridged nitrogen-containing compound.
    Type: Grant
    Filed: December 2, 1992
    Date of Patent: January 18, 1994
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventor: Stephen W. King
  • Process for the preparation of nonaromatic cyclic nitrogen-containing compounds
    Patent number: 5262534
    Abstract: A process for preparing nonaromatic N,N,N-trisubstituted nitrogen-containing compounds which comprises heating a nonaromatic carboxylated N,N,N-trisubstituted nitrogen-containing compound at an elevated temperature for a period of time sufficient to produce the nonaromatic N,N,N-trisubstituted nitrogen-containing compound.
    Type: Grant
    Filed: June 2, 1992
    Date of Patent: November 16, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventor: Stephen W. King
  • Processes for the preparation of cyclic ethers
    Patent number: 5247103
    Abstract: A process for preparing cyclic ethers which comprises contacting a carboxylated ether with a mixed metal oxide catalyst under conditions effective to produce the cyclic ether.
    Type: Grant
    Filed: August 27, 1992
    Date of Patent: September 21, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Stephen W. King, Kurt D. Olson
  • Catalytic processes for the preparation of N,N,N-trisubstituted nitrogen-containing compounds
    Patent number: 5245032
    Abstract: A process for preparing N,N,N-trisubstituted nitrogen-containing compounds which comprises contacting a carboxylated N,N,N-trisubstituted nitrogen-containing compound with a mixed metal oxide catalyst under conditions effective to produce the N,N,N-trisubstituted nitrogen-containing compound.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: September 14, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventor: Stephen W. King
  • Selective production of diethylenetriamine
    Patent number: 5231230
    Abstract: This invention relates to a process for making amines having a high yield weight percent of diethylenetriamine (DETA) by condensing an amino compound in the presence of a condensation catalyst selected from a Group IVB metal oxide, a metallic phosphate having a cyclic structure or an acyclic structure which is transformed into a cyclic structure during the process, a metallic polyphosphate having a condensed structure, a Group VIB metal-containing substance and a promoted condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in DETA.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: July 27, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Lloyd M. Burgess, Arthur R. Doumaux, Jr., Stephen W. King, David J. Schreck
  • Selective production of linear pentaethylenehexamine and hydroxyethyldiethylenetriamine
    Patent number: 5225598
    Abstract: This invention relates to a process for making amines having a high yield weight percent of linear pentaethylenehexamine (L-PEHA) and hydroxyethyldiethylenetriamine (HEDETA) by condensing an amino compound in the presence of a condensation catalyst selected from a Group IVB metal oxide, a Group VIB metal-containing substance and a promoted condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in L-PEHA and HEDETA.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: July 6, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Arthur R. Doumaux, Jr., Stephen W. King, Lloyd M. Burgess
  • Selective production of linear triethylenetetramine and aminoethylethanolamine
    Patent number: 5225599
    Abstract: This invention relates to a process for making amines having a high yield weight percent of linear triethylenetetramine (L-TETA) and aminoethylethanolamine (AEEA) by condensing an amino compound in the presence of a condensation catalyst selected from a Group IVB metal oxide, a Group VIB metal-containing substance and a promoted condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in L-TETA and AEEA.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: July 6, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Stephen W. King, Lloyd M. Burgess, Arthur R. Doumax, Jr.
  • Amines catalysis using group VIB metal-containing condensation catalysts
    Patent number: 5225600
    Abstract: This invention relates to a process for making amines by condensing an amino compound in the presence of a Group VIB metal-containing condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in triethylenetetramine (TETA), tetraethylenepentamine (TEPA) and pentaethylenehexamine (PEHA).
    Type: Grant
    Filed: August 26, 1992
    Date of Patent: July 6, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Stephen W. King, Arthur R. Doumaux, Jr., David J. Schreck
  • Selective production of pentaethylenehexamine and hydroxyethyltriethylenetetramine
    Patent number: 5220071
    Abstract: This invention relates to a process for making amines having a high yield weight percent of pentaethylenehexamine (PEHA) and hydroxyethyltriethylenetetramine (HETETA) by condensing an amino compound in the presence of a condensation catalyst selected from a Group IVB metal oxide, a Group VIB metal-containing substance and a promoted condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in PEHA and HETETA.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: June 15, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Lloyd M. Burgess, Arthur R. Doumaux, Jr., Stephen W. King, David J. Schreck
  • Processes for the preparation of carbamates
    Patent number: 5220069
    Abstract: A process for preparing nitrogen-containing compounds which comprises contacting a carboxylated N-monosubstituted nitrogen-containing compound or a carboxylated N,N-disubstituted nitrogen-containing compound with a mixed metal oxide catalyst under conditions effective to produce the nitrogen-containing compound.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: June 15, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Stephen W. King, Bernard C. Ream
  • Selective production of linear tetraethylenepentamine and hydroxyethyldiethylenetriamine
    Patent number: 5214213
    Abstract: This invention relates to a process for making amines having a high yield weight percent of linear tetraethylenepentamine (L-TEPA) and hydroxyethyldiethylenetriamine (HEDETA) by condensing an amino compound in the presence of a condensation catalyst selected from a Group IVB metal oxide, a Group VIB metal-containing substance and a promoted condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in L-TEPA and HEDETA.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: May 25, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Stephen W. King, Lloyd M. Burgess, Arthur R. Doumaux, Jr.
  • Selective production of aminoethylethanolamine
    Patent number: 5214215
    Abstract: This invention relates to a process for making amines having a high yield weight percent of aminoethylethanolamine (AEEA) by condensing an amino compound in the presence of a condensation catalyst selected from a Group IVB metal oxide, a Group VIB metal-containing substance and a promoted condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in AEEA.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: May 25, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Stephen W. King, Lloyd M. Burgess, Arthur R. Doumaux, Jr.
  • Processes for the preparation of aminoethers
    Patent number: 5214142
    Abstract: A process for preparing aminoethers, particularly bis[2-(N,N-dialkylamino)alkyl]ethers, which comprises contacting a carboxylated aminoether with a metal oxide catalyst under conditions effective to produce the aminoether. Many of these aminoethers are useful as catalysts in the production of polyurethanes, especially cellular polyurethanes.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: May 25, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventor: Stephen W. King
  • Promoted amines catalysis
    Patent number: 5210306
    Abstract: This invention relates to a process for making amines by condensing an amino compound in the presence of a condensation catalyst and a condensation catalyst promoter, wherein said condensation catalyst promoter is present in an amount sufficient to promote the condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in triethylenetetramine (TETA), tetraethylenepentamine (TEPA) and pentaethylenehexamine (PEHA).
    Type: Grant
    Filed: August 8, 1989
    Date of Patent: May 11, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Arthur R. Doumaux, Jr., David J. Schreck, Stephen W. King, George A. Skoler
  • Processes for the preparation of ethers
    Patent number: 5210322
    Abstract: A process for preparing ethers which comprises contacting a carboxylated ether with a metal oxide catalyst under conditions effective to produce the ether.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: May 11, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Stephen W. King, Kurt D. Olson
  • Amines catalysis
    Patent number: 5202489
    Abstract: Process of making amines by inter alia the (i) intramolecular condensation of an amino compound to an amine having a lower molecular weight or (ii) the intermolecular condensation of an amino compound with one or more of another amino compound or a compound containing an alcoholic hydroxyl group using a Group IVB metal oxide condensation catalyst. The preferred process involves the manufacture of alkyleneamines, most desirably polyalkylenepolyamines, by such condensation reactions utilizing catalysts containing titanium oxide, zirconium oxide or mixtures of them.
    Type: Grant
    Filed: August 8, 1989
    Date of Patent: April 13, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Arthur R. Doumaux, Jr., David J. Schreck, George A. Skoler, Stephen W. King
  • Catalytic processes for the preparation of bridged nitrogen-containing compounds
    Patent number: 5194613
    Abstract: A process for preparing bridged nitrogen-containing compounds which comprises contacting a carboxylated cyclic nitrogen-containing compound with a mixed metal oxide catalyst under conditions effective to produce the bridged nitrogen-containing compound.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: March 16, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventor: Stephen W. King
  • Alkoxylation of carboxylated compounds
    Patent number: 5191104
    Abstract: This invention relates to a process for the alkoxylation of a carboxylated compound comprising contacting the carboxylated compound with an alkylene oxide in the presence of a mixed metal oxide catalyst or a modified bimetallic or polymetallic catalyst under conditions effective to alkoxylate the carboxylated compound.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: March 2, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventor: Stephen W. King
  • Processes for the preparation of hydroxyl-containing compounds
    Patent number: 5191123
    Abstract: A process for preparing hydroxyl-containing compounds which comprises contacting a carboxylated hydroxyl-containing compound with a metal oxide catalyst under conditions effective to produce the hydroxyl-containing compound.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: March 2, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventor: Stephen W. King
  • Selective production of diethylenetriamine and aminoethylethanolamine
    Patent number: 5166415
    Abstract: This invention relates to a process for making amines having a high yield weight percent of diethylenetriamine (DETA) and aminoethylethanolamine (AEEA) by condensing an amino compound in the presence of a condensation catalyst selected from a Group IVB metal oxide, a Group VIB metal-containing substance and a promoted condensation catalyst. This invention also relates to an alkyleneamines producers composition rich in DETA and AEEA.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: November 24, 1992
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Arthur R. Doumaux, Jr., Stephen W. King, Lloyd M. Burgess