▎ 摘　　要

NOVELTY - Graphene nano-composite material comprises e.g. (i) using carboxylated graphene as substrate based on covalent and non-covalent reactions and covering the surface with a polydopamine coating, cross-link pH-sensitive glycol chitosan molecules/quaternary ammonium chitosan molecules by non-covalent bonding, loading modified free radical initiator 2,2'-azobis(2-(2-imidazolin-2-yl)propane) dihydrochloride to prepare nano antibacterial materials, (ii.a) using a nano particle size analyzer to measuring the particle size and surface containing of nano materials, (ii.b) using near-infrared photometer and thermal imager to detecting the photothermal performance of nanomaterials, (ii.c) recording and analyzing the stability of nanomaterials, (iv) using transmission electron microscope and atomic force microscope to analyzing the morphology and thickness of nano materials. USE - The graphene nano-composite material is useful for treating burn wound multiple drug-resistant bacterial infection (claimed). ADVANTAGE - The material: releases the alkyl free radical to kill multiple medicine-resistant bacteria. DETAILED DESCRIPTION - Graphene nano-composite material comprises (i) using carboxylated graphene as substrate based on covalent and non-covalent reactions and covering the surface with a polydopamine coating, cross-link pH-sensitive glycol chitosan molecules/quaternary ammonium chitosan molecules by non-covalent bonding, loading modified free radical initiator 2,2'-azobis(2-(2-imidazolin-2-yl)propane) dihydrochloride to prepare nano antibacterial materials, (ii.a) using a nano particle size analyzer to measuring the particle size and surface containing of nano materials, (ii.b) using near-infrared photometer and thermal imager to detecting the photothermal performance of nanomaterials, (ii.c) recording and analyzing the stability of nanomaterials, (iv) using transmission electron microscope and atomic force microscope to analyzing the morphology and thickness of nano materials, (v.d) using Fourier transform infrared spectrometer to characterizing the infrared absorption spectrum of nano materials and using ultraviolet-visible light spectrophotometer to detecting the ultraviolet-visible light absorption spectrum of nanomaterials, using Raman spectrometer to characterizing the Raman absorption spectrum of nanomaterials, and (vi.e) analyzing the composition of nano materials with thermo gravimetric analyzer.