▎ 摘　　要

NOVELTY - Solid aluminum electrolytic capacitor comprises anode foil, electrolytic paper and cathode foil, where anode foil, electrolytic paper and cathode foil are wound to form core pack, and after forming conductive high molecular polymer, formed on core package; and further comprises copolymer of polymethyl acrylate and polymethacrylic acid. USE - Solid aluminum electrolytic capacitor. ADVANTAGE - The solid aluminum electrolytic capacitor is featured with charging and discharging resistance and good circulation performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing solid aluminum electrolytic capacitor, which involves: (A) drying after forming conductive high molecular polymer on core package; (B) impregnating dispersion liquid, which contains copolymer of polybutyl methacrylate, and polymethacrylic acid; (C) drying; (D) impregnating electrolyte; and (E) assembling.