Porous layered CoFe2O4/C nano composite material and preparation method thereof
A nano-composite material, cofe2o4 technology, applied in the direction of electrical components, electrochemical generators, battery electrodes, etc., can solve the problems of lithium-ion battery capacity decline, affecting battery cycle performance, and damage to material integrity, so as to facilitate scale production, reduce volume expansion, and reduce the effect of production energy consumption
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Embodiment 1
[0031] A porous layered CoFe 2 o 4 The preparation method of / C nanocomposite material, comprises the following steps:
[0032] Step 1: Dissolve 0.4g of ferric chloride hexahydrate, 0.18g of cobalt chloride hexahydrate and 0.5g of hexamethyltetramine in 20ml of ethylene glycol, stir magnetically for 30 minutes to fully dissolve, and configure A solution;
[0033] Step 2: Dissolve 0.5g of sodium citrate in 20ml of ethylene glycol and magnetically stir in a water bath at 60°C for 30 minutes to fully dissolve it and configure it into solution B;
[0034] Step 3: Slowly pour solution B into solution A and continue magnetic stirring for 30 minutes to obtain mixed solution C;
[0035] Step 4, transfer the mixed solution C to an 80ml reaction kettle, set the temperature of the incubator at 160°C to keep the reaction for 6h, wash thoroughly with water and ethanol, and then obtain the initial product of the reaction by a one-pot method;
[0036] Step 5, transfer the initial product...
Embodiment 2
[0038] A porous layered CoFe 2 o 4 The preparation method of / C nanocomposite material, comprises the following steps:
[0039] Step 1: Dissolve 0.4g of ferric chloride hexahydrate, 0.18g of cobalt chloride hexahydrate and 1g of hexamethyltetramine in 20ml of ethylene glycol, stir magnetically for 30min to fully dissolve, and prepare solution A ;
[0040] Step 2: Dissolve 0.5g of sodium citrate in 20ml of ethylene glycol and magnetically stir in a water bath at 60°C for 30 minutes to fully dissolve it and configure it into solution B;
[0041] Step 3: Slowly pour solution B into solution A and continue magnetic stirring for 30 minutes to obtain mixed solution C;
[0042] Step 4, transfer the mixed solution C to an 80ml reaction kettle, set the temperature of the incubator at 160°C to keep the reaction for 6h, wash thoroughly with water and ethanol, and then obtain the initial product of the reaction by a one-pot method;
[0043] Step 5, transfer the initial product of the ...
Embodiment 3
[0045] A porous layered CoFe 2 o 4 The preparation method of / C nanocomposite material, comprises the following steps:
[0046] Step 1: Dissolve 0.2g of ferric chloride hexahydrate, 0.09g of cobalt chloride hexahydrate and 1g of hexamethyltetramine in 20ml of ethylene glycol, stir magnetically for 30 minutes to fully dissolve, and prepare solution A ;
[0047] Step 2: Dissolve 0.5g of sodium citrate in 20ml of ethylene glycol and magnetically stir in a water bath at 60°C for 30 minutes to fully dissolve it and configure it into solution B;
[0048] Step 3: Slowly pour solution B into solution A and continue magnetic stirring for 30 minutes to obtain mixed solution C;
[0049] Step 4, transfer the mixed solution C to an 80ml reaction kettle, set the temperature of the incubator at 160°C to keep the reaction for 6h, wash thoroughly with water and ethanol, and then obtain the initial product of the reaction by a one-pot method;
[0050] Step 5, transfer the initial product of...
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