▎ 摘　　要

NOVELTY - Preparing nano complex conductive fiber membrane with uniform morphology comprises e.g. (1) providing polyvinylidene fluoride (PVDF) and polyacrylonitrile (PAN) in proportion, adding to the solvent, adding in a magnet and seal with plastic wrap, stirring under constant temperature magnetic force until polyvinylidene fluoride and polyacrylonitrile are completely dissolved, stirring at room temperature, allowing to stand and finally vacuum defoaming to obtain polyvinylidene fluoride/polyacrylonitrile spinning solution, (2) inhaling the polyvinylidene fluoride/polyacrylonitrile spinning solution prepared in step (1) into the syringe, removing the internal air bubbles, fixing on the syringe pump for electrostatic spinning, spinning, and vacuum drying to obtain polyvinylidene fluoride/polyacrylonitrile complex nanofiber membrane, and (3) providing graphene and surfactant in proportion, adding to distilled water, and performing ultrasound after sealing to obtain graphene aqueous solution. USE - The nano-complex conductive fiber membrane is useful in the preparation of electronic skin, health monitoring and human body activity sensors (claimed). ADVANTAGE - The nano-complex conductive fiber membrane has good flexibility and can be cut into films of different sizes. DETAILED DESCRIPTION - Preparing nano complex conductive fiber membrane with uniform morphology comprises (1) providing polyvinylidene fluoride (PVDF) and polyacrylonitrile (PAN) in proportion, adding to the solvent, adding in a magnet and seal with plastic wrap, stirring under constant temperature magnetic force until polyvinylidene fluoride and polyacrylonitrile are completely dissolved, stirring at room temperature, allowing to stand and finally vacuum defoaming to obtain polyvinylidene fluoride/polyacrylonitrile spinning solution, (2) inhaling the polyvinylidene fluoride/polyacrylonitrile spinning solution prepared in step (1) into the syringe, removing the internal air bubbles, fixing on the syringe pump for electrostatic spinning, spinning, and vacuum drying to obtain polyvinylidene fluoride/polyacrylonitrile complex nanofiber membrane, (3) providing graphene and surfactant in proportion, adding to distilled water, and performing ultrasound after sealing to obtain graphene aqueous solution, (4) fixing the polyvinylidene fluoride/polyacrylonitrile complex nanofiber membrane prepared in the clipping on the copper mesh frame, immersing the copper mesh frame with the polyvinylidene fluoride/polyacrylonitrile complex nanofiber membrane fixed in the graphene aqueous solution, performing ultrasonic adsorption, taking out the polyvinylidene fluoride/polyacrylonitrile complex nanofiber membrane of graphene, cleaning with distilled water, and drying to obtain GR-polyvinylidene fluoride/polyacrylonitrile complex nano-fiber membrane, i.e. nano complex conductive fiber membrane. An INDEPENDENT CLAIM is also included for nano-complex conductive fiber membrane.