Method for preparing composite nanoparticles of Au/poly(3,4-dioxyethyl) thiophene core shell structure
A technology of composite nanoparticles and dioxyethylthiophene, which is applied in the field of preparation of composite nanoparticles, can solve the problems of no literature or patent reports, and achieve the effects of easy control of reaction conditions, complete coating, and clear structure
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Embodiment 1
[0020] a) Add 11 μl of monomer 3,4-dioxyethylthiophene to 10ml of deionized water, and disperse by ultrasonic to obtain a concentration of monomer 3,4-dioxyethylthiophene of 1×10 -2 mol / L dispersion liquid;
[0021] b) Under the condition of constant temperature stirring in a water bath at 50°C, the weighed 8×10 -5 mol of cetyltrimethylammonium chloride was dissolved in deionized water, continued to stir to dissolve it, then added 0.1ml of chloroauric acid aqueous solution (0.1mol / L) and added deionized water to obtain a volume constant to 10ml The mixed solution, wherein, the concentration of cetyltrimethylammonium chloride contained in the mixed solution is 8 × 10 -3 mol / L, the concentration of chloroauric acid 1×10 -3 mol / L, keep stirring;
[0022] c) Add the dispersion obtained in step a) to the mixed solution obtained in step b) under the condition of constant temperature stirring in a water bath at 50°C, stir for 30 minutes, and then stand and react for 48 hours at a ...
Embodiment 2
[0025] a) Add 22 μl of monomer 3,4-dioxyethylthiophene to 10 ml of deionized water, and disperse by ultrasonic to obtain a concentration of monomer 3,4-dioxyethylthiophene of 2×10 -2 mol / L dispersion liquid;
[0026] b) Under the condition of constant temperature stirring in a water bath at 35°C, the weighed 4×10 -5 mol lauryltrimethylammonium chloride is dissolved in deionized water, and is continuously stirred to make it dissolve, then adds 0.4ml of chloroauric acid aqueous solution (0.1mol / L) and adds deionized water to obtain a volume constant to 10ml Mixed solution, wherein, the concentration that contains dodecyltrimethylammonium chloride in the mixed solution is 4 * 10 -3 mol / L, chloroauric acid concentration 4×10 -3 mol / L, keep stirring;
[0027] c) Add the dispersion obtained in step a) to the mixed solution obtained in step b) under the condition of constant temperature stirring in a water bath at 35°C, and after stirring for 30 minutes, leave it to react for 48 h...
Embodiment 3
[0030] a) Add 44 μl of monomer 3,4-dioxyethylthiophene to 10ml of deionized water, and disperse by ultrasonic to obtain a concentration of monomer 3,4-dioxyethylthiophene of 4×10 -2 mol / L dispersion liquid;
[0031] b) Under the condition of constant temperature stirring in a water bath at 40°C, the weighed 4×10 -4 mol of cetyltrimethylammonium bromide was dissolved in deionized water, and continued to stir to dissolve it, then added 0.3ml of chloroauric acid aqueous solution (0.1mol / L) and added deionized water to obtain a volume constant to 10ml The mixed solution, wherein, the mixed solution containing cetyltrimethylammonium bromide concentration is 4 × 10 -2 mol / L, the concentration of chloroauric acid is 3×10 -3 mol / L, keep stirring;
[0032] c) Add the dispersion obtained in step a) to the mixed solution obtained in step b) under the condition of constant temperature stirring in a water bath at 40°C, stir for 30 minutes, and then stand and react for 48 hours at a cons...
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