▎ 摘　　要

NOVELTY - Composition comprises 100 pts. wt. styrene-ethylene-butylene-styrene (SEBS) recycled material, 40-50 pts. wt. maleic anhydride-grafted SEBS (MAH-g-SEBS), 20-80 pts. wt. polypropylene (PP), 40-50 pts. wt. maleic anhydride-grafted polypropylene (MAH-g-PP), 5-20 pts. wt. polyquaternium modified chitosan and 1-10 pts. wt. an amino group-containing graphene oxide. USE - The composition is useful for preparing high-strength antibacterial leather. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: (1) high-strength antibacterial leather comprising the composition; and (2) preparation of high-strength antibacterial leather, comprising mixing the composition and granulating, carrying out injection molding, then cooling the resultant product, and solidifying to obtain final product.