Patents by Inventor Serguei Mikhailenko

Serguei Mikhailenko 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).

  • Method for Cross-Linking Sulfonated Polymers
    Publication number: 20070275286
    Abstract: A method for the preparation of a cross-linked, sulfonated, proton exchange membrane for fuel cells, which includes: providing a sulfonated polymer, for example SPEEK; dissolving the sulfonated polymer in a polar casting solvent; adding at least one polyol cross-linking agent to obtain a solution, the cross-linking agent being added in a ratio of at least 1 polyol molecules per repeat unit of the sulfonated polymer to generate cross-linking; casting the solution to obtain the membrane; and curing the membrane.
    Type: Application
    Filed: February 23, 2005
    Publication date: November 29, 2007
    Inventors: Serge Kaliaguine, Keping Wang, Serguei Mikhailenko, Michael Guiver, Gilles Robertson, Peixiang Xing