One-dimensional antimony phosphate nanofiber material as well as preparation method and application thereof
A technology of antimony phosphate nanometer and fiber, which is applied in fiber treatment, nanotechnology, nanotechnology, etc., and can solve the problems of difficult control of size and shape, variable process, etc.
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Embodiment 1
[0037] 1. Dissolve 1g of PVPK30 in 9g of dimethylformamide to prepare a PVP solution with a mass fraction of 10%.
[0038] 2. Dissolve 1.5mmol antimony acetate in 1g dimethylformamide solution and slowly add to the PVP solution.
[0039] 3. Dissolve 1.5 mmol of diammonium hydrogen phosphate in 1 g of aqueous solution, slowly add to the above solution, and stir for 2 hours to obtain a spinning solution.
[0040] 4. Inhale the above spinning solution into the syringe and apply a high voltage of 10kV, adjust the injection speed to 0.03ml / min, and carry out electrospinning under the conditions of a receiving distance of 10cm, collect the spinning products and put them in a blast drying box Dry for 6 hours to obtain the precursor.
[0041] 5. Put the above precursor into a muffle furnace, raise the temperature to 400°C at a heating rate of 1°C / min in an air atmosphere and keep it for 2 hours, then cool it down to room temperature naturally to obtain one-dimensional antimony phosph...
Embodiment 2
[0044] 1. Dissolve 1g of PVPK90 in 9g of dimethylformamide to prepare a PVP solution with a mass fraction of 10%.
[0045] 2. Dissolve 2mmol of antimony nitrate in 2g of dimethylformamide solution and slowly add to the PVP solution.
[0046] 3. Dissolve 2 mmol of ammonium dihydrogen phosphate in 2 g of aqueous solution and slowly add to the above solution, and stir for 4 hours to obtain a spinning solution.
[0047] 4. After inhaling the above spinning solution into the syringe, apply a high voltage of 12kV, adjust the injection speed to 0.035ml / min, and carry out electrospinning under the conditions of a receiving distance of 11cm, collect the spinning product and put it in a blast drying box Dry for 8 hours to obtain the precursor.
[0048] 5. Put the above precursor into a muffle furnace, raise the temperature to 450°C at a heating rate of 2°C / min in an air atmosphere and keep it for 2 hours, then cool it down to room temperature naturally to obtain one-dimensional antimon...
Embodiment 3
[0051] 1. Dissolve 1.5g of PVPK90 in 12.5g of dimethylformamide to prepare a PVP solution with a mass fraction of 12%.
[0052] 2. Dissolve 2.5mmol antimony trichloride in 2.5g dimethylformamide solution and slowly add to the PVP solution.
[0053] 3. Dissolve 2.5 mmol of sodium dihydrogen phosphate in 2.5 g of aqueous solution and slowly add to the above solution, and stir for 6 hours to obtain a spinning solution.
[0054] 4. After inhaling the above spinning solution into the syringe, apply a high voltage of 15kV, adjust the injection speed to 0.04ml / min, and carry out electrospinning under the conditions of a receiving distance of 12cm, collect the spinning product and put it in a blast drying box Dry for 8 hours to obtain the precursor.
[0055] 5. Put the above precursor into a muffle furnace, heat up to 500°C at a heating rate of 3°C / min in an air atmosphere and keep it for 2 hours, then cool it down to room temperature naturally to obtain one-dimensional antimony phos...
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