▎ 摘　　要

NOVELTY - Manufacture of nano silver colloid modified flexible electrode involves dispersing graphene oxide in deionized water and obtaining graphene oxide dispersion liquid, adding sodium polystyrene sulfonate in the graphene oxide dispersion liquid, ultrasonically-sulfonating and obtaining sulfonated graphene oxide dispersion liquid, reducing sulfonated graphene oxide dispersion liquid and obtaining sulfonated graphene, mixing sulfonated graphene and sulfonated graphene powder, dispersing sulfonated graphene powder in deionized water and obtaining sulfonated graphene dispersion liquid. USE - Manufacture of nano silver colloid modified flexible electrode (claimed). ADVANTAGE - The method efficiently and economically provides nano silver colloid modified flexible electrode having high conductivity, mechanical property and capacity. The electrode is lightweight. DETAILED DESCRIPTION - Manufacture of nano silver colloid modified flexible electrode involves dispersing graphene oxide in deionized water and obtaining graphene oxide dispersion liquid, adding sodium polystyrene sulfonate in the graphene oxide dispersion liquid, ultrasonically-sulfonating and obtaining sulfonated graphene oxide dispersion liquid, reducing sulfonated graphene oxide dispersion liquid and obtaining sulfonated graphene, mixing sulfonated graphene and sulfonated graphene powder, dispersing sulfonated graphene powder in deionized water and obtaining sulfonated graphene dispersion liquid, adding nano-silver colloid and ultrasonically-dispersing in the sulfonated graphene dispersion liquid and obtaining sulfonated graphene dispersion liquid of nano silver colloid, filtering and forming into thin film.