▎ 摘　　要

NOVELTY - Multifunctional fiber comprises 1-10 wt.% carboxylated graphene, 1-10 wt.% tourmaline, 1-10 wt.% antibacterial composite material, and balance polymer material. USE - Multifunctional fiber used for health care garment fabric. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of the multifunctional fiber comprising mixing carboxylated graphene and tourmaline, and pulverizing to 300-400 meshes; stirring carboxylated graphene, tourmaline and antibacterial composite material uniformly; and twin-screw extruding, spinning and molding.