▎ 摘　　要

NOVELTY - Graphene filter core material comprises polyacrylonitrile electrospinning fiber. The polyacrylonitrile electrospinning fiber includes polyacrylonitrile and graphene antibacterial composite material. The graphene antibacterial composite material is a graphene oxide-supported silver particle composite material and/or a quaternized graphene composite material. USE - Used as graphene filter core material. ADVANTAGE - The graphene filter core material: has sterilization effect, excellent adsorption performance, air permeability and filtering effect. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparation of graphene filter core material.