▎ 摘　　要

NOVELTY - Graphene quantum dot (GQD)/Trolox(RTM: 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid) composite material with high biocompatibility comprises Trolox(RTM: 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid)-modified GQD. USE - GQD/Trolox(RTM: 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid) composite material. ADVANTAGE - The GQD/Trolox(RTM: 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid) composite material has high biocompatibility, stability, and uniform particle diameter distribution. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of GQD/Trolox(RTM: 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid) composite material comprising preparing sterile high-purity GQD solution and sterile Trolox(RTM: 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid) anhydrous ethanol solution under UV irradiation condition, stirring under controlled temperature, ultrasonically processing, washing, dialyzing and freeze drying to obtain the product.