▎ 摘　　要

NOVELTY - An aminated polystyrene-functionalized graphene nanomaterial, is new. USE - Aminated polystyrene-functionalized graphene nanomaterial is used for flame-retardant material and polymer-based flame-retardant nanocomposite. ADVANTAGE - The aminated polystyrene-functionalized graphene nanomaterial having excellent thermal stability, is efficiently prepared by simple method. DETAILED DESCRIPTION - An aminated polystyrene-functionalized graphene nanomaterial of formula (I), is new. N.B. Structure of nanomaterial (I) is unclear, and not included in the abstract. An INDEPENDENT CLAIM is included for manufacture of aminated polystyrene-functionalized graphene nanomaterial.