▎ 摘　　要

NOVELTY - An antibacterial sponge insole comprises graphene doped antibacterial sponge. The antimicrobial sponge is provided for covering outer surface of cloth layer. The antibacterial sponge and cloth layer are adhered by adhesive. USE - Antibacterial sponge insole of shoe. ADVANTAGE - The antibacterial sponge insole is soft, comfort, harmless to human body and is prepared at low cost by simple process, and has high economic benefits, high health care effect, effectively prevents the breeding of bacteria in the shoes, reduces patient pain and heals foot diseases. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of antibacterial sponge insole, which involves adding polyether polyol and graphene to the stirrer for high speed stirring for 5-300 minutes to obtain homogeneous mixture, mixing mixture with organic isocyanate, water, and catalyst, foaming to obtain antibacterial sponge, cutting antibacterial sponge into the shape of the insole, covering outer surface with cotton cloth, coating with viscose adhesive, and hot pressing at 160-250 degrees C for 5-300 seconds.