Patents by Inventor Natalia V. Plechkova

Natalia V. Plechkova 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).

  • Process
    Patent number: 11239485
    Abstract: A process for the recovery of a perfluorosulphonic acid ionomer from a component comprising a perfluorosulphonic acid ionomer is disclosed, the process comprising immersing the component comprising the perfluorosulphonic acid ionomer in a solvent comprising an aliphatic diol and heating. Also disclosed is the use of the recovered perfluorosulphonic acid ionomer, for example in to prepared a proton conducting membrane or a catalyst ink.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: February 1, 2022
    Assignee: Johnson Matthey Fuel Cells Limited
    Inventors: Robert Jeffrey Coleman, Thomas Robertson Ralph, Sam Haig, Natalia V. Plechkova
  • Process for the recovery of ionomer
    Patent number: 10964967
    Abstract: A process for the recovery of a perfluorosulphonic acid ionomer from a component comprising a perfluorosulphonic acid ionomer is disclosed, the process comprising immersing the component comprising the perfluorosulphonic acid ionomer in a solvent comprising an aliphatic diol and heating. Also disclosed is the use of the recovered perfluorosulphonic acid ionomer, for example in to prepared a proton conducting membrane or a catalyst ink.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: March 30, 2021
    Assignee: Johnson Matthey Fuel Cells Limited
    Inventors: Robert Jeffrey Coleman, Thomas Robertson Ralph, Sam Haig, Natalia V. Plechkova
  • Process
    Publication number: 20200203751
    Abstract: A process for the recovery of a perfluorosulphonic acid ionomer from a component comprising a perfluorosulphonic acid ionomer is disclosed, the process comprising immersing the component comprising the perfluorosulphonic acid ionomer in a solvent comprising an aliphatic diol and heating. Also disclosed is the use of the recovered perfluorosulphonic acid ionomer, for example in to prepared a proton conducting membrane or a catalyst ink.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 25, 2020
    Inventors: Robert Jeffrey Coleman, Thomas Robertson Ralph, Sam Haig, Natalia V. Plechkova
  • PROCESS
    Publication number: 20180108932
    Abstract: A process for the recovery of a perfluorosulphonic acid ionomer from a component comprising a perfluorosulphonic acid ionomer is disclosed, the process comprising immersing the component comprising the perfluorosulphonic acid ionomer in a solvent comprising an aliphatic diol and heating. Also disclosed is the use of the recovered perfluorosulphonic acid ionomer, for example in to prepared a proton conducting membrane or a catalyst ink.
    Type: Application
    Filed: March 24, 2016
    Publication date: April 19, 2018
    Inventors: Robert Jeffrey COLEMAN, Thomas Robertson RALPH, Sam HAIG, Natalia V. PLECHKOVA
  • Oligomerisation with indium (III) chloride
    Patent number: 8664460
    Abstract: The application discloses novel processes for the oligomerization of unsaturated hydrocarbons, and more specifically the use of selected ionic liquids containing Indium (III) Chloride in the oligomerization of unsaturated hydrocarbons, which allows for selection of the oligomers formed.
    Type: Grant
    Filed: December 12, 2006
    Date of Patent: March 4, 2014
    Assignee: The Queen's University of Belfast
    Inventors: Martyn John Earle, Johanna Kärkkäinen, Natalia V. Plechkova, Alina Tomaszowska, Kenneth Richard Seddon
  • Production of Bio-Diesel
    Publication number: 20090235574
    Abstract: Use of ionic liquids in the production of bio-diesel, wherein the ionic liquid is both a solvent and catalyst, and is stable under reaction conditions.
    Type: Application
    Filed: February 27, 2006
    Publication date: September 24, 2009
    Inventors: Martyn J. Earle, Kenneth R. Seddon, Natalia V. Plechkova
  • Oligomerisation
    Publication number: 20080306319
    Abstract: The application discloses novel processes for the oligomerisation of unsaturated hydrocarbons, and more specifically the use of selected ionic liquids in the oligomerisation of unsaturated hydrocarbons, which allows for selection of the oligomers formed.
    Type: Application
    Filed: December 12, 2006
    Publication date: December 11, 2008
    Applicant: The Queen's University of Belfast
    Inventors: Martyn John Earle, Johanna Karkkainen, Natalia V. Plechkova, Alina Tomaszowska, Kenneth Richard Seddon