▎ 摘 要
NOVELTY - Preparation of graphene oxide-based super-molecular hydrogel involves adding graphene oxide sheet to ultra-pure water, ultrasonically processing, obtaining graphene oxide aqueous solution with concentration of 1-7 mg/mL, adding alpha -cyclodextrin to resultant solution, obtaining aqueous solution of graphene oxide doped with alpha - cyclodextrin, adding poloxamine (T90R4), mixing, obtaining product with poloxamine (T90R4) concentration of 50-250 mg/mL, alpha -cyclodextrin concentration of 120-150 mg/mL and graphene oxide concentration of 1-7 mg/mL, and maintaining for predetermined time. USE - Preparation of graphene oxide-based super-molecular hydrogel used for adsorbing dye. ADVANTAGE - The method enables economical preparation of graphene oxide-based super-molecular hydrogel having excellent selective dye adsorption effect, with reduced usage amount of graphene oxide. DETAILED DESCRIPTION - Preparation of graphene oxide-based super-molecular hydrogel involves adding graphene oxide sheet to ultra-pure water, ultrasonically processing for 3-5 hours, obtaining graphene oxide aqueous solution with concentration of 1-7 mg/mL, adding alpha -cyclodextrin to resultant solution, obtaining aqueous solution of graphene oxide doped with alpha - cyclodextrin with alpha -cyclodextrin concentration of 120-150 mg/mL and graphene oxide concentration of 1-7 mg/mL, adding poloxamine (T90R4), mixing, obtaining product with poloxamine (T90R4) concentration of 50-250 mg/mL, alpha -cyclodextrin concentration of 120-150 mg/mL and graphene oxide concentration of 1-7 mg/mL, and maintaining for predetermined time.