A preparation method of polyaspartic acid/platinum-nickel micro-nano motor and its method for treating wastewater
A polyaspartic acid and wastewater treatment technology, applied in the field of micro-nano technology application, can solve the problems of reduced graphene oxide toxicity, uncertain biodegradability, poor biodegradability, and few surface functional groups, and achieve excellent adsorption capacity, Excellent biocompatibility and high biodegradability
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Embodiment 1
[0044] 1. A preparation method of polyaspartic acid / platinum-nickel micro-nanomotor, comprising the steps of:
[0045] S1: Preparation of polyaspartic acid micro-nanotubes: Take a polycarbonate porous membrane with a pore size of 5 μm, spray gold on its frosted surface with a thickness of 70 nm, and then connect it with aluminum foil as a working electrode and assemble it under the electrolytic cell to The silver-silver chloride electrode is the reference electrode, and the platinum wire electrode is the counter electrode, forming a three-electrode electrolytic cell;
[0046] In the three-electrode electrolytic cell system, a phosphate buffer solution with pH=6.0 was used as a solvent to prepare a 2mmol / L aspartic acid solution, which was used as the electrolyte solution of the three-electrode electrolytic cell, and cyclic voltammetry (scan Potential range is -1.0V~3.0V, scan speed is 50mV / s, scan 2 circles) prepare polyaspartic acid micro-nanotubes in polycarbonate porous mem...
Embodiment 2
[0052] S1: Preparation of polyaspartic acid micro-nanotubes: Take a polycarbonate porous membrane with a pore size of 2 μm, spray gold on one side with a thickness of 50 nm, and then connect it with aluminum foil as a working electrode and assemble it under the electrolytic cell. - The silver chloride electrode is the reference electrode, and the platinum wire electrode is the counter electrode, forming a three-electrode electrolytic cell;
[0053] In the three-electrode electrolytic cell system, a phosphate buffer solution with pH=5.0 was used as a solvent to prepare a 1mmol / L aspartic acid solution, which was used as the electrolyte solution of the three-electrode electrolytic cell, and cyclic voltammetry (scan Potential range is -1.0V~3.0V, scan speed is 50mV / s, scan 2 circles) prepare polyaspartic acid micro-nanotubes in polycarbonate porous membrane;
[0054] S2: Preparation of polyaspartic acid / platinum-nickel micro-nano tubular motor: First, add 2.0g / L chloroplatinic ac...
Embodiment 3
[0059] 1. A preparation method of polyaspartic acid / platinum-nickel micro-nanomotor, comprising the steps of:
[0060] S1: Preparation of polyaspartic acid micro-nanotubes: Take a polycarbonate porous membrane with a pore size of 0.5 μm, spray gold on its frosted surface with a thickness of 100 nm, and then connect it with aluminum foil as a working electrode and assemble it under the electrolytic cell. The silver-silver chloride electrode is used as the reference electrode, and the platinum wire electrode is used as the counter electrode to form a three-electrode electrolytic cell;
[0061] In the three-electrode electrolytic cell system, a phosphate buffer solution with pH=7.0 was used as a solvent to prepare a 1mmol / L aspartic acid solution, which was used as the electrolyte solution of the three-electrode electrolytic cell, and cyclic voltammetry (scan Potential range is -1.0V~3.0V, scan speed is 50mV / s, scan 2 circles) prepare polyaspartic acid micro-nanotubes in polycarb...
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