Large-capacity graphene battery capable of rapidly charging
A fast charging and graphene technology, applied in graphene, battery electrodes, secondary batteries, etc., can solve the problems of long charging time, increased charging times, and too small capacity, so as to shorten charging time, prevent agglomeration and accumulation, The effect of extending the service life
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Embodiment 1
[0034] A large-capacity fast-charging graphene battery is composed of a positive electrode sheet, a negative electrode sheet, a diaphragm, an electrolyte, and a battery case. The positive electrode sheet and the negative electrode sheet are respectively composed of positive and negative electrode materials coated on aluminum foil. The negative electrode The negative electrode material described in the material is composed of the following raw materials in parts by weight: 1 part of ferric oxide, 5 parts of micron silicon powder, 1 part of graphene oxide, 3 parts of spinel lithium manganate, 7 parts of fatty alcohol polyoxyethylene Ether, 1.5 parts of negative electrode conductive agent, 4 parts of negative electrode binder; the positive electrode material is composed of the following raw materials in parts by weight: 2.5 parts of spinel lithium titanate, 1 part of fluorinated graphene, 6 parts of polyvinylpyrrolidone , 1 part of positive electrode conductive agent, 4 parts of p...
Embodiment 2
[0036] A large-capacity fast-charging graphene battery is composed of a positive electrode sheet, a negative electrode sheet, a diaphragm, an electrolyte, and a battery case. The positive electrode sheet and the negative electrode sheet are respectively composed of positive and negative electrode materials coated on aluminum foil. The negative electrode The material is composed of the following raw materials in parts by weight: 2 parts of ferric oxide, 10 parts of micron silicon powder, 5 parts of graphene oxide, 5 parts of spinel lithium manganate, 11 parts of fatty alcohol polyoxyethylene ether, 3.5 parts of negative electrode Conductive agent, 6 parts of negative electrode binder; the positive electrode material is composed of the following raw materials in parts by weight: 4 parts of spinel lithium titanate, 5 parts of fluorinated graphene, 12 parts of polyvinylpyrrolidone, 3 parts of positive electrode conductive Agent, 6 parts of positive electrode binder; Described negat...
Embodiment 3
[0038] A large-capacity fast-charging graphene battery is composed of a positive electrode sheet, a negative electrode sheet, a diaphragm, an electrolyte, and a battery case. The positive electrode sheet and the negative electrode sheet are respectively composed of positive and negative electrode materials coated on aluminum foil. The negative electrode The material is composed of the following raw materials in parts by weight: 1.5 parts of ferric oxide, 7 parts of micron silicon powder, 3 parts of graphene oxide, 4 parts of spinel lithium manganate, 9 parts of fatty alcohol polyoxyethylene ether, 2.5 parts of negative electrode conductive agent, 5 parts of negative electrode binder; the positive electrode material is composed of the following raw materials in parts by weight: 3.2 parts of spinel lithium titanate, 3 parts of fluorinated graphene, 9 parts of polyvinylpyrrolidone, 2 parts of positive electrode conductive agent, 5 parts of positive electrode binder; the negative e...
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