▎ 摘　　要

NOVELTY - Preparing flexible transparent conductive film based on graphene/silver nano wire/chitosan comprises e.g. (i) adding silver nano wires into aqueous solution, adding terminal amino hyper-branched polymer or terminal hydroxy hyperbranched polymer aqueous solution, stirring and reacting, (ii) adding chitosan into acetic acid solution, stirring to obtain chitosan solution and drying to obtain chitosan film, (iii) respectively adding terminal amino hyper-branched polymer-modified silver nano-wire into aqueous solution, spin-coating, and (iv) dispersing graphene in ethanol and drying. USE - The conductive film is useful in photoelectric device, wearable device. ADVANTAGE - The conductive film has excellent light resistance, electrical conductivity, adhesion, flexible transparent conductive film degrading performance. DETAILED DESCRIPTION - Preparing flexible transparent conductive film based on graphene/silver nano wire/chitosan comprises (i) adding silver nano wires into 1-10 g/l aqueous solution, then adding 1-10 g/l terminal amino hyper-branched polymer or terminal hydroxy hyperbranched polymer aqueous solution, stirring at an even speed at normal temperature and reacting for 24 hours, repeatedly washing by deionized water and ethanol, and drying to obtain terminal amino hyper-branched polymer-modified silver nano-wire or terminal hydroxy hyperbranched polymer modified silver nano wires, (ii) adding chitosan into 0.5 mol/l acetic acid solution, stirring for 2 hours to dissolve completely to obtain 1-5% chitosan solution, slowly pouring chitosan solution, stripping and then drying to obtain chitosan film, (iii) respectively adding terminal amino hyper-branched polymer-modified silver nano-wire into 0.1-10 g/l aqueous solution, then sequentially spin-coating terminal amino hydroxy hyperbranched polymer modified silver nano wires on the surface of the chitosan film, thus has a layer of silver nanowire-coated on surface of the chitosan film, then repeating operations, and then determining chitosan film surface silver nano wires spin-coating layer, and (iv) dispersing graphene in ethanol to obtain 1-20 g/l graphene ethanol dispersion, then spinning the graphene ethanol dispersion on the surface of the chitosan film, and drying to obtain final product. An INDEPENDENT CLAIM is also included for flexible transparent conductive film is prepared by above mentioned method.