Positive electrode for secondary battery, and secondary battery

摘要: [Problem] To provide a positive electrode which exhibits excellent flexibility and binding properties even when designed having high density and/or thickness, before pressing, secondary battery exhibiting cycle characteristics (particularly high-temperature characteristics). [Solution] A for according to the present invention is characterized in that: said comprises collector active material layer stacked upon collector, includes material, conductive agent, binder; binder first polymer second polymer; fluorine-containing polymerized moiety nitrile group, hydrophilic (meth) acrylic acid ester moiety, straight-chain alkylene carbon number of at least 4; proportion binder, expressed as mass ratio, range 95:5 5:95.