A novel electrode material for a supercapacitor and a supercapacitor
A technology of super capacitors and electrode materials, applied in the field of capacitors, can solve the problems of inconvenient disassembly and disassembly of capacitors, narrow working range, poor cycle performance, etc., and achieve the effects of fast charging, wide working range and convenient welding.
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Embodiment 1
[0023] see Figure 1-4 , a novel electrode material for a supercapacitor provided in this embodiment, the novel electrode material for a supercapacitor is a carbonized carbon material / graphene oxide / chitosan-polypyrrole composite material, which is a carbonized carbon material / graphene oxide compound under a protective atmosphere. / Chitosan-polypyrrole composite material is obtained by sintering and carbonization, and the carbonization temperature is 800-900°C. Wherein the carbon material is any one of carbon nanotubes, expanded graphite crystalline carbon, and activated carbon. The carbon material / graphene oxide / chitosan-polypyrrole composite material is obtained by in-situ oxidation polymerization on the surface of the carbon material by using ferric chloride as the oxidant, adding graphene oxide and pyrrole in the chitosan acetic acid solution Carbon materials / graphene oxide / chitosan-polypyrrole composites. The protective atmosphere is any one of protective gases such as ...
Embodiment 2
[0032] A new type of electrode material for a supercapacitor and a supercapacitor provided in this embodiment are basically the same as in Embodiment 1, except that:
[0033] The new electrode material of the supercapacitor is carbonized carbon material / graphene oxide / chitosan-polypyrrole composite material, which is obtained by sintering and carbonizing the carbon material / graphene oxide / chitosan-polypyrrole composite material under a protective atmosphere. , the carbonization temperature is 800°C. Wherein the carbon material is carbon nanotube. The carbon material / graphene oxide / chitosan-polypyrrole composite material is obtained by in-situ oxidation polymerization on the surface of the carbon material by using ferric chloride as the oxidant, adding graphene oxide and pyrrole in the chitosan acetic acid solution Carbon materials / graphene oxide / chitosan-polypyrrole composites. The protective atmosphere is the protective gas argon. Wherein, the mass ratio of each raw materi...
Embodiment 3
[0035] A new type of electrode material for a supercapacitor and a supercapacitor provided in this embodiment are basically the same as in Embodiment 1, except that:
[0036] The new electrode material of the supercapacitor is carbonized carbon material / graphene oxide / chitosan-polypyrrole composite material, which is obtained by sintering and carbonizing the carbon material / graphene oxide / chitosan-polypyrrole composite material under a protective atmosphere. , the carbonization temperature is 900°C. The carbon material is expanded graphite crystalline carbon. The carbon material / graphene oxide / chitosan-polypyrrole composite material is obtained by in-situ oxidation polymerization on the surface of the carbon material by using ferric chloride as the oxidant, and graphene oxide and pyrrole in the chitosan acetic acid solution. Materials / graphene oxide / chitosan-polypyrrole composite. The protective atmosphere is the protective gas nitrogen. Wherein, the mass ratio of each raw ...
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