Preparation method of molybdenum disulfide nano composite fiber with multilevel hierarchical structure
A nanocomposite fiber and layered structure technology, applied in nanotechnology, nanotechnology, nanotechnology, etc. for materials and surface science, can solve problems such as high cost, low output, complex process, etc., and achieve high specific capacitance, The effect of high charge and discharge high rate performance and superior hydrogen storage performance
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[0017] A preparation method of molybdenum disulfide nanocomposite fiber with multi-level layered structure, it comprises the steps:
[0018] 1) According to the number of parts by mass, add 0.1-5 parts of lithium chloride (LiCl) to 10-20 parts of N,N-dimethylacetamide (DMAc) and stir evenly, then add 0.5-2 parts of PMIA, at 60 Stir at -120°C to obtain a uniform spinning solution;
[0019] 2) Electrospin the solution obtained in step 1), the propulsion speed is 0.2-2.0 ml / hour, the receiving distance is 5-20 cm, the voltage is 13-30 kV, and the spinning film is collected in water and ethanol respectively Dry at room temperature after washing;
[0020] 3) Add 1-15 parts of N,N-dimethylacetamide (DMAc) to 1-20 parts of water in parts by mass, then add 0.1-1.0 parts of lithium chloride (LiCl), stir evenly, and 0.01-0.3 parts of sodium molybdate (Na 2 MoO 4 ) with 0.05-1.0 parts of thioacetamide (CH 3 CSNH 2 ) were added separately and stirred evenly at room temperature;
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Embodiment 1
[0024] A preparation method of a molybdenum disulfide nanocomposite fiber with multi-level layered structure, it comprises the steps:
[0025] 1) According to the number of parts by mass, add 0.1 part of lithium chloride (LiCl) to 10 parts of N,N-dimethylacetamide (DMAc) and stir evenly, then add 0.5 part of PMIA, and stir at 60 ° C to obtain a uniform spinning solution;
[0026] 2) Electrospinning the solution obtained in step 1), the propulsion speed is 0.2 ml / hour, the receiving distance is 5 cm, and the voltage is 13 kV. After collecting the spinning film, wash it in water and ethanol respectively and dry it at room temperature Dry;
[0027] 3) In parts by mass, add 1 part of N,N-dimethylacetamide (DMAc) to 1 part of water, then add 0.1 part of lithium chloride (LiCl), stir well, then add 0.01 part of sodium molybdate ( Na 2 MoO 4 ) with 0.05 part of thioacetamide (CH 3 CSNH 2 ) were added separately and stirred evenly at room temperature;
[0028] 4) Transfer the s...
Embodiment 2
[0031] A preparation method of a molybdenum disulfide nanocomposite fiber with multi-level layered structure, it comprises the steps:
[0032] 1) According to the number of parts by mass, add 3 parts of lithium chloride (LiCl) to 15 parts of N,N-dimethylacetamide (DMAc) and stir evenly, then add 1 part of PMIA, and stir at 90°C to obtain a uniform spinning solution;
[0033] 2) Electrospin the solution obtained in step 1) at a propulsion speed of 1.0 ml / hour, a receiving distance of 12 cm, and a voltage of 20 kV. After collecting the spun film, wash it in water and ethanol and dry it at room temperature Dry;
[0034] 3) In parts by mass, add 8 parts of N,N-dimethylacetamide (DMAc) to 10 parts of water, then add 0.5 parts of lithium chloride (LiCl), stir well, then add 0.15 parts of sodium molybdate ( Na 2 MoO 4 ) with 0.5 part of thioacetamide (CH 3 CSNH 2 ) were added separately and stirred evenly at room temperature;
[0035] 4) Transfer the solution in step 3) to a p...
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