Electrochemical storage cell containing at least one electrode formulated from a phenylene-thienyl based polymer

An electrochemical storage cell comprising an anode electrode and cathode electrode,

• wherein the cathode electrode comprises at least one phenylene-thienyl based polymer selected from the group consisting of poly(1,4-bis(2-thienyl)-3-fluorophenylene), poly(1,4-bis(2-thienyl)-2,5-difluorophenylene), poly(1,4-bis(2-thienyl)-2,3,5,6-tetrafluorophenylene) and poly(1,4 bis(2-thienyl)-benzene), and
• wherein the anode electrode comprises at least one fluorophenyl polythiophene selected from the group consisting of poly(3(2-fluorophenyl)thiophene), poly(3(3-fluorophenyl)thiophene), poly(3(2,4-difluorophenyl)thiophene), poly(3(3,4-difluorophenyl)thiophene), poly(3(3,5-difluorophenyl)thiophene) , and poly(3(3,4,5-trifluorophenyl)thiophene).

An electrochemical storage cell comprising:

• an anode electrode and cathode electrode, one or both of the anode and cathode electrodes comprises at least one fluorophenyl polythiophene selected from the group consisting of poly(3(2-fluorophenyl)thiophene), poly(3(3-fluorophenyl)thiophene), poly(3(2,4-difluorophenyl)thiophene), poly(3(3,4-difluorophenyl)thiophene), poly(3(3,5-difluorophenyl)thiophene), and poly(3(3,4,5-trifluorophenyl)thiophene);
• and
• a polymer gel electrolyte interposed between the anode and cathode electrodes, the polymer gel electrolyte comprising a polymer component, a salt, and an organic solvent selected from the group consisting of propylene carbonate and sulfonate.

An electrode comprising at least one phenylenethienyl based polymer selected from the group consisting of poly(1,4-bis(2-thienyl)-3-fluorophenylene), poly(1,4-bis(2-thienyl)-2,5-difluorophenylene), poly(1,4-bis(2-thienyl)-2,3,5,6-tetrafluorophenylene), and poly(1,4 bis(2-thienyl)-benzene).