Patents by Inventor Anne Mae Gaffney

Anne Mae Gaffney 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).

  • NOx treated mixed metal oxide catalyst
    Patent number: 6818588
    Abstract: A catalyst comprising a mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.
    Type: Grant
    Filed: April 4, 2002
    Date of Patent: November 16, 2004
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Michele Doreen Heffner, Ruozhi Song
  • Promoted multi-metal catalyst
    Patent number: 6797840
    Abstract: A catalyst comprising an In promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane, or a mixture of an alkane and an alkene, to an unsaturated nitrile
    Type: Grant
    Filed: March 12, 2002
    Date of Patent: September 28, 2004
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Elsie Mae Vickery
  • Recalcined catalyst
    Publication number: 20040181085
    Abstract: A mixed metal oxide, which may be an orthorhombic phase material, is improved as a catalyst for the production of unsaturated carboxylic acids, or unsaturated nitrites, from alkanes, or mixtures of alkanes and alkenes, by: contacting with a liquid contacting member selected from the group consisting of organic acids, alcohols, inorganic acids and hydrogen peroxide to form a contact mixture; recovering insoluble material from the contact mixture; and calcining the recovered insoluble material in a non-oxidizing atmosphere.
    Type: Application
    Filed: March 24, 2004
    Publication date: September 16, 2004
    Inventors: Leonard Edward Bogan, Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song
  • Hydrothermally synthesized Mo-V-M-X oxide catalysts for the selective oxidation of hydrocarbons
    Publication number: 20040181084
    Abstract: Hydrothermally synthesized catalysts comprising a mixed metal oxide are utilized to produce unsaturated carboxylic acids by the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, in the presence thereof; or to produce unsaturated nitrites by the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, and ammonia in the presence thereof.
    Type: Application
    Filed: March 23, 2004
    Publication date: September 16, 2004
    Inventors: Anne Mae Gaffney, Ruozhi Song
  • Ir and/or Sm promoted multi-metal oxide catalyst
    Patent number: 6790988
    Abstract: A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.
    Type: Grant
    Filed: May 7, 2003
    Date of Patent: September 14, 2004
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song
  • Single crystalline phase catalyst
    Publication number: 20040176244
    Abstract: An orthorhombic phase mixed metal oxide is produced selectively in quantitative yield.
    Type: Application
    Filed: March 23, 2004
    Publication date: September 9, 2004
    Inventors: Leonard Edward Bogan, Daniel A. Bors, Fernando Antonio Pessoa Cavalcanti, Michael Bruce Clark, Anne Mae Gaffney, Scott Han
  • Mixed metal oxide catalyst
    Patent number: 6777571
    Abstract: A catalyst comprising a mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.
    Type: Grant
    Filed: August 7, 2003
    Date of Patent: August 17, 2004
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Anne Mae Gaffney, Ruozhi Song, Elsie Mae Vickery
  • Nox treated mixed metal oxide catalyst
    Publication number: 20040116737
    Abstract: An improved catalyst comprising a mixed metal oxide, either promoted or not, is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.
    Type: Application
    Filed: December 9, 2003
    Publication date: June 17, 2004
    Inventors: Anne Mae Gaffney, Michele Doreen Heffner, Ruozhi Song
  • Hydrothermally synthesized MO-V-M-X oxide catalysts for the selective oxidation of hydrocarbons
    Patent number: 6746983
    Abstract: Hydrothermally synthesized catalysts comprising a mixed metal oxide are utilized to produce unsaturated carboxylic acids by the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, in the presence thereof; or to produce unsaturated nitrites by the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, and ammonia in the presence thereof.
    Type: Grant
    Filed: June 10, 2002
    Date of Patent: June 8, 2004
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Ruozhi Song
  • Halogen promoted multi-metal oxide catalyst
    Patent number: 6747168
    Abstract: A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.
    Type: Grant
    Filed: May 22, 2003
    Date of Patent: June 8, 2004
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song
  • Electroactive catalysis
    Publication number: 20040104109
    Abstract: The application of an electric current to catalysts useful for the vapor phase oxidation of hydrocarbons allows for processes for obtaining enhanced catalytic processing of a given feed material with a given catalyst, processes allowing the ready change-over from one product of a given feed stream to another product of that feed stream without the need to change catalyst, and processes allowing the ready change over from one feed stream to another feed stream with the concomitant change over from one product to another product without the need to change catalyst.
    Type: Application
    Filed: November 25, 2003
    Publication date: June 3, 2004
    Inventors: Daniel Arthur Bors, Anne Mae Gaffney, Stephen Gerard Maroldo
  • Single crystalline phase catalyst
    Patent number: 6740620
    Abstract: An orthorhombic phase mixed metal oxide is produced selectively in quantitative yield.
    Type: Grant
    Filed: April 8, 2002
    Date of Patent: May 25, 2004
    Assignee: Rohn and Haas Company
    Inventors: Leonard Edward Bogan, Jr., Daniel A. Bors, Fernando Antonio Pessoa Cavalcanti, Michael Bruce Clark, Jr., Anne Mae Gaffney, Scott Han
  • Processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes
    Publication number: 20040097754
    Abstract: Improved processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitrites involve the use of dehydrogenation catalysts suitable for the conversion of alkanes to alkenes and catalysts suitable for the conversion of alkanes and/or alkenes to unsaturated carboxylic acids or unsaturated nitriles.
    Type: Application
    Filed: November 13, 2003
    Publication date: May 20, 2004
    Inventors: Leonard Edward Bogan, Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song, Donald Lee Zolotorofe
  • IR and/or SM promoted multi-metal oxide catalyst
    Patent number: 6734136
    Abstract: A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.
    Type: Grant
    Filed: August 10, 2001
    Date of Patent: May 11, 2004
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song
  • Preparation of unsaturated carboxylic acids and unsaturated carboxylic acid esters from alkanes and/or alkenes
    Publication number: 20040077897
    Abstract: Unsaturated carboxylic acids (and esters thereof) are prepared directly from alkanes (and alcohols) utilizing vapor phase oxidative esterification.
    Type: Application
    Filed: October 7, 2003
    Publication date: April 22, 2004
    Inventors: Abraham Benderly, Anne Mae Gaffney
  • Hydrothermally synthesized MO-V-M-NB-X oxide catalysts for the selective oxidation of hydrocarbons
    Publication number: 20040063990
    Abstract: Hydrothermally synthesized catalysts comprising a mixed metal oxide are utilized to produce unsaturated carboxylic acids by the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, in the presence thereof; or to produce unsaturated nitrites by the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, and ammonia in the presence thereof.
    Type: Application
    Filed: September 30, 2003
    Publication date: April 1, 2004
    Inventors: Anne Mae Gaffney, Ruozhi Song
  • Mixed-metal oxide catalysts and processes for preparing the same
    Publication number: 20040044248
    Abstract: An improved catalyst comprising a mixed metal oxide is prepared by the use of a sol-gel technique. The catalyst is useful for the conversion of an alkane, or a mixture of an alkane and an alkene, to an unsaturated carboxylic acid by vapor phase oxidation, or to an unsaturated nitrile by vapor phase oxidation in the presence of ammonia.
    Type: Application
    Filed: August 7, 2003
    Publication date: March 4, 2004
    Inventors: Anne Mae Gaffney, Ruozhi Song
  • Processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes
    Patent number: 6700029
    Abstract: Improved processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitrites involve the use of dehydrogenation catalysts suitable for the conversion of alkanes to alkenes and catalysts suitable for the conversion of alkanes and/or alkenes to unsaturated carboxylic acids or unsaturated nitrites.
    Type: Grant
    Filed: December 2, 2002
    Date of Patent: March 2, 2004
    Assignee: Rohm and Haas Company
    Inventors: Leonard Edward Bogan, Jr., Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song, Donald Lee Zolotorofe
  • Zn and/or Ga promoted multi-metal oxide catalyst
    Patent number: 6700015
    Abstract: A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.
    Type: Grant
    Filed: May 6, 2003
    Date of Patent: March 2, 2004
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Dominique Hung Nhu Le
  • Annealed and promoted catalyst
    Publication number: 20040029725
    Abstract: A mixed metal oxide, which may be an orthorhombic phase material, is improved as a catalyst for the production of unsaturated carboxylic acids, or unsaturated nitrites, from alkanes, or mixtures of alkanes and alkenes, by: contacting with a liquid contact member selected from the group consisting of organic acids, alcohols, inorganic acids and hydrogen peroxide to form a contact mixture; recovering insoluble material from the contact mixture; calcining the recovered insoluble material in a non-oxidizing atmosphere; admixing the calcined recovered insoluble material with (i) at least one promoter element or compound thereof and (ii) at least one solvent for the at least one promoter element or compound thereof; removing the at least one solvent to form a catalyst precursor; and calcining the catalyst precursor.
    Type: Application
    Filed: August 7, 2003
    Publication date: February 12, 2004
    Inventors: Anne Mae Gaffney, Michele Doreen Heffner, Ruozhi Song