▎ 摘　　要

NOVELTY - Electrode material comprises organic cathode material and organic anode materials, where the organic cathode material is reduced graphene oxide-grafted-poly(4-methacryloxy-2,2,6,6,6-tetramethylpiperidine nitroxide free radical, including reduced graphene oxide and poly 4-methacryloyloxy-2,2,6,6-tetramethyl oxidized grafted on the reduced graphene oxide base piperidine nitroxide free radical; the organic anode material is viologen cationic polymer i.e. 4-(1-{4-(butan-2-yl)phenylmethyl}pyridin-1-ium-4- yl)-1-ethylpyridin-1-ium-di(hexafluorophosphate) (I). USE - The electrode material is useful in electrode plates in assemble into all-organic battery (claimed). ADVANTAGE - The electrode material: is safe and pollution-free all-organic battery with high voltage, stable charging and discharging voltage platform, and larger specific capacity. DETAILED DESCRIPTION - An electrode material for an all-organic battery comprises organic cathode material and Organic anode materials, where the organic cathode material is reduced graphene oxide-grafted-poly(4-methacryloxy-2,2,6,6,6-tetramethylpiperidine nitroxide free radical, including reduced graphene oxide and poly 4-methacryloyloxy-2,2,6,6-tetramethyl oxidized grafted on the reduced graphene oxide base piperidine nitroxide free radical; the organic anode material is viologen cationic polymer i.e. 4-(1-{4-(butan-2-yl)phenylmethyl}pyridin-1-ium-4- yl)-1-ethylpyridin-1-ium-di(hexafluorophosphate)compound of formula (PVBVEt(PF6)2 (I). n = 2-100. INDEPENDENT CLAIMS are included for: preparing electrode material comprises (i-1) mixing the reduced graphene oxide and N-methylpyrrolidone solvent, adding 2,2,6,6-tetramethyl-4-piperidinyl methacrylate as monomer and azobisisobutyronitrile as initiator under nitrogen atmosphere, freezing to remove oxygen, filtering and washing with acetone many times to obtain reduced graphene oxide-grafted-pentaerythritol tetrakis(3-mercaptopropionate) (A), (1-2) mixing (A) obtained in step (i-1) with methanol, adding deionized water, disodium edetate, sodium tungstate dihydrate and hydrogen peroxide solution, reacting, washing with deionized water multiple times and freeze-dry to obtain the organic cathode material reduced graphene oxide-grafted-poly(4-methacryloxy-2,2,6,6,6-tetramethylpiperidine nitroxide free radical; (2-1) dissolving 4,4'-bipyridine with acetonitrile, adding bromoethane, reacting, cooling to room temperature, distilling off the solvent under reduced pressure, dissolving the obtained precipitate in N, N-dimethylformamide, suction filtering, and allowing the filtrate to settle with glacial ether to obtain white solid product 4-1-(bromomethyl)-4-pyridylpyridine; (2-2) dissolving the 4-1-(bromomethyl)-4-pyridylpyridine obtained in step (2-1) with acetonitrile, adding vinylbenzyl chloride, reacting, removing the solvent by suction filtration, washing the obtained precipitate with ether many times and vacuum drying the solid product to obtain 1-(bromomethyl)-4-1-(4-chlorophenyl)methyl-4-pyridylpyridine, (2-3) dissolving 1-(bromomethyl)-4-1-(4-chlorophenyl)methyl-4-pyridylpyridine in deionized water obtained in step (2-2), adding potassium persulfate as initiator, mixing, evacuating, freezing, feeding nitrogen, deoxygenation and lyophilizing to obtain yellow product 1-(bromomethyl)-4-1-4-(1-chloropropyl)phenylmethyl-4-pyridylpyridine and (2-4) dissolving the 1-(bromomethyl)-4-1-4-(1-chloropropyl)phenylmethyl-4-pyridylpyridine obtained in step (2-3) with deionized water, adding excessive ammonium hexafluorophosphate aqueous solution, stirring, precipitating off-white solid, washing off-white solid with deionized water many times, and vacuum drying to obtain final product; (a) preparing electrode pole sheet of the all-organic battery comprising (a) dissolving polyvinylidene fluoride in N-methyl-2-pyrrolidone as solvent to obtain polyvinylidene fluoride solution with concentration of 0.02 g/ml, (b) mixing the organic anode material reduced graphene oxide-grafted-poly(4-methacryloxy-2,2,6,6,6-tetramethylpiperidine nitroxide free radical, polyvinylidene fluoride solution, first conductive agent, and adding N-methyl-2-pyrrolidone solvent, stirring to obtain the first black and glossy slurry, mixing organic cathode material (I), polyvinylidene fluoride solution, and second conductive agent and N-methyl-2-pyrrolidone solvent, stirring to obtain black glossy second slurry and (c) coating the first slurry and the second slurry obtained in step (b) on aluminum foil respectively, vacuum-drying, pressing into sheets and finally obtain the anode sheet of the battery and the battery anode sheet respectively.