NOVELTY - An electrolyte solution comprises organic solvent, a compound having a polymerizable moiety and portions capable of generating active species by electrolytic reduction or electro-oxidation in the molecule, and an electrolyte.    USE - Electrolyte solution for secondary battery (claimed) that is utilized in electronic device, notebook personal computer, pen input personal computer, a mobile personal computer, electronic book player, mobile telephone, a cordless phone subunit, a pager, a hand-held terminal, portable FAX, portable printer, a headphones stereo, a video movie, a liquid crystal television, handicap cleaner,portable CD, a minidisc, an electric shaver, a transceiver, an electronic organizer, a calculator, memory card, a portable tape recorder, radio, a backup power supply, and memory card and in noncommercial applications such as motor vehicle, an electric vehicle, a motor, a lighting fixture, a toy, a game machine device, a load conditioner, a timepiece, electronic flash, and camera medical devices (a pacemaker, a hearing aid, shoulder massager).    ADVANTAGE - The battery has excellent high temperature cycling characteristics and high-rate discharge characteristics.    DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for the following:    (1) a secondary battery comprising a positive electrode, a negative electrode, a separator, and the electrolyte solution    (2) a kit comprising secondary battery electrolyte nonaqueous combined with a second agent containing a specific compound having a polymerizable moiety and a first agent containing an electrolyte, a member which generates an active species by electrolytic reduction or electro-oxidation in the molecule.    DESCRIPTION OF DRAWING(S) - The drawing shows a schematic view of lithium secondary battery.    Positive electrode electrically conductive material (1)    Positive electrode active material (2)    Negative electrode electrically conductive material (3)    Negative electrode active material (4)    Electrolyte solution (5)