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).

  • Single crystalline phase catalyst
    Patent number: 7326668
    Abstract: An orthorhombic phase mixed metal oxide is produced selectively in quantitative yield and used to produce.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: February 5, 2008
    Assignee: Rohm and Haas Company
    Inventors: Leonard Edward Bogan, Jr., Daniel A. Bors, Fernando Antonio Pessoa Cavalcanti, Michael Bruce Clark, Jr., Anne Mae Gaffney, Scott Han
  • Modified catalysts and process
    Patent number: 7304014
    Abstract: Modified metal oxide catalysts are disclosed which have different chemical, physical and catalytic properties, when used for catalytic conversions of carbon based compounds, as compared to corresponding unmodified metal oxide catalysts. Methods for preparing the modified catalysts are described and their utility in catalytic process is described. Alkenes, unsaturated saturated carboxylic acids, saturated carboxylic acids and their higher analogues are prepared directly from corresponding alkanes, alkenes or alkanes and alkenes utilizing using one or more modified metal oxide catalysts.
    Type: Grant
    Filed: March 3, 2005
    Date of Patent: December 4, 2007
    Assignee: Rohm and Haas Company
    Inventors: Fernando Antonio Pessoa Cavalcanti, Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Ruozhi Song, Elsie Mae Vickery
  • NOx treated mixed metal oxide catalyst
    Patent number: 7288669
    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: Grant
    Filed: August 26, 2005
    Date of Patent: October 30, 2007
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Michele Doreen Heffner, Ruozhi Song
  • Single crystalline phase catalyst
    Patent number: 7208445
    Abstract: An orthorhombic phase mixed metal oxide is produced selectively in quantitative yield.
    Type: Grant
    Filed: August 29, 2005
    Date of Patent: April 24, 2007
    Assignee: Rohm and Haas Company
    Inventors: Leonard Edward Bogan, Jr., Daniel A. Bors, Fernando Antonio Pessoa Cavalcanti, Michael Bruce Clark, Jr., Anne Mae Gaffney, Scott Han
  • Electroactive catalysis
    Patent number: 7087147
    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: Grant
    Filed: November 25, 2003
    Date of Patent: August 8, 2006
    Assignee: Rohm and Haas Company
    Inventors: Daniel Arthur Bors, Anne Mae Gaffney, Stephen Gerard Maroldo
  • Hydrothermally synthesized Mo-V-M-X oxide catalysts for the selective oxidation of hydrocarbons
    Patent number: 7074956
    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 nitriles 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: March 23, 2004
    Date of Patent: July 11, 2006
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Ruozhi Song
  • Hydrothermally synthesized MO-V-M-NB-X oxide catalysts for the selective oxidation of hydrocarbons
    Patent number: 7053022
    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 nitriles 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: September 30, 2003
    Date of Patent: May 30, 2006
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Ruozhi Song
  • Preparation of unsaturated carboxylic acids and unsaturated carboxylic acid esters from alkanes and/or alkenes
    Patent number: 7026502
    Abstract: Unsaturated carboxylic acids (and esters thereof) are prepared directly from alkanes (and alcohols) utilizing vapor phase oxidative esterification.
    Type: Grant
    Filed: October 7, 2003
    Date of Patent: April 11, 2006
    Assignee: Rohm and Haas Company
    Inventors: Abraham Benderly, Anne Mae Gaffney
  • Annealed and promoted catalyst
    Patent number: 7018951
    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 nitriles, 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: Grant
    Filed: August 7, 2003
    Date of Patent: March 28, 2006
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Michele Doreen Heffner, Ruozhi Song
  • Electroactive catalysis
    Patent number: 7001500
    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: Grant
    Filed: November 14, 2002
    Date of Patent: February 21, 2006
    Assignee: Rohm and Haas Company
    Inventors: Daniel Arthur Bors, Anne Mae Gaffney, Stephen Gerard Maroldo
  • PVD supported mixed metal oxide catalyst
    Patent number: 6984750
    Abstract: A supported 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: June 12, 2003
    Date of Patent: January 10, 2006
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Jingguang Chen, Michael Bruce Clark, Jr., Anne Mae Gaffney
  • Treatment of mixed metal oxide catalyst
    Patent number: 6982343
    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. The catalyst is treated with a source of hydrogen, an alcohol, a source of NOx or a mixture thereof.
    Type: Grant
    Filed: October 17, 2002
    Date of Patent: January 3, 2006
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Anne Mae Gaffney, Dominique Hung Nhu Le
  • Single crystalline phase catalyst
    Patent number: 6965050
    Abstract: An orthorhombic phase mixed metal oxide is produced selectively in quantitative yield.
    Type: Grant
    Filed: March 23, 2004
    Date of Patent: November 15, 2005
    Assignee: Rohm and Haas Company
    Inventors: Leonard Edward Bogan, Jr., Daniel A. Bors, Fernando Antonio Pessoa Cavalcanti, Michael Bruce Clark, Jr., Anne Mae Gaffney, Scott Han
  • NOx treated mixed metal oxide catalyst
    Patent number: 6943135
    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: Grant
    Filed: December 9, 2003
    Date of Patent: September 13, 2005
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Michele Doreen Heffner, Ruozhi Song
  • Supported mixed metal oxide catalyst
    Patent number: 6919295
    Abstract: A supported catalyst comprising a mixed metal oxide is useful for the vapor phase catalytic partial 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 22, 2003
    Date of Patent: July 19, 2005
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Scott Han, Michelle Doreen Heffner, Nneka Namono McNeal, Elsie Mae Vickery
  • NOx treated mixed metal oxide catalyst
    Patent number: 6916945
    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: November 25, 2003
    Date of Patent: July 12, 2005
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Michele Doreen Heffner, Ruozhi Song
  • Mixed-metal oxide catalysts and processes for preparing the same
    Patent number: 6914150
    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: Grant
    Filed: August 7, 2003
    Date of Patent: July 5, 2005
    Assignee: Rohm and Haas Company
    Inventors: Anne Mae Gaffney, Ruozhi Song
  • Processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes
    Patent number: 6911556
    Abstract: Improved processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles 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: Grant
    Filed: November 13, 2003
    Date of Patent: June 28, 2005
    Assignee: Rohm and Haas Company
    Inventors: Leonard Edward Bogan, Jr., Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song, Donald Lee Zolotorofe
  • Recalcined catalyst
    Patent number: 6841699
    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 nitriles, 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: Grant
    Filed: April 8, 2002
    Date of Patent: January 11, 2005
    Assignee: Rohm and Haas Company
    Inventors: Leonard Edward Bogan, Jr., Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song
  • Promoted multi-metal oxide catalyst
    Patent number: 6825380
    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: March 12, 2002
    Date of Patent: November 30, 2004
    Assignee: Rohm and Haas Company
    Inventors: Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song