▎ 摘　　要

Poly(2,2,6,6-tetramethyl-1-piperidinyloxy-4-yl methacrylate) (PTMA) displays a two-electron process redox reaction, high capacity of up to 222 mA h g(-1), good rate performance and long cycle life, which is promoted by graphene as cathode material for lithium rechargeable batteries.