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PROTON CONDUCTING FILM HAVING CROSSLINKED STRUCTURE AND FUEL CELL

  • US 20200136164A1
  • Filed: 10/18/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/24/2018
  • Status: Active Grant
First Claim
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1. A proton conducting film comprising:

  • a polymer having a first part and a second part which are connected by a covalent bond; and

    a plasticizer,wherein the first parts aggregate with each other to form a domain at an operation temperature of the proton conducting film, and the second part crosslinks the domains, andthe second part has a proton accepting group, and the plasticizer contains a proton donating compound having a pKa of 2.5 or less, and thus the plasticizer penetrates into the second part, and a glass transition temperature of the polymer is lowered compared to when the plasticizer is not included.

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