A kind of preparation method and application of self-supporting mof nano-array composite catalyst
A composite catalyst and nanoarray technology, applied in the fields of nanocomposite materials and catalysis technology, can solve the problems of catalytic activity and water stability to be improved, and achieve the effects of good industrial prospects, low energy consumption and high activation efficiency.
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Embodiment 1
[0033] Example 1 Preparation method of a self-supporting MOF nanoarray composite catalyst
[0034] (1) Preparation of electrodeposition precursor solution
[0035] 0.8 mmol Cu(ClO 4 ) 2 ·6H 2 O and 1.6 mmol benzene were dissolved in 15 mL methanol MeOH solution, and 180 W was ultrasonicated until clarified to obtain a clear copper perchlorate solution;
[0036] 0.8 mmol ligand H 2 sala and 0.8 mmol LiOH were added to 8 mL H 2 O, stirred for 25 min to obtain a clear ligand solution;
[0037] Mixing the copper perchlorate solution and the ligand solution to obtain a precursor solution for electrodepositing Cu(II)-sala;
[0038] 0.8 mmol Co(NO 3 ) 2 ·6H 2 O dissolved in 8 mL H 2 O, 180 W ultrasonic to clear, obtain clear cobalt nitrate solution;
[0039] (2) Preparation of Self-supporting MOF Nanoarray Composite Catalysts by Electrodeposition
[0040]The three-electrode system of the electrochemical workstation was adopted, the activated copper grid of 1.0 cm × 1.0 cm...
Embodiment 2
[0044] Example 2 Preparation method of a self-supporting MOF nanoarray composite catalyst
[0045] (1) Preparation of electrodeposition precursor solution
[0046] 0.9 mmol Cu(ClO 4 ) 2 ·6H 2 O and 1.8 mmol benzene are dissolved in 17 mL of methanol MeOH solution, 180 W ultrasonic to clear, obtain clear copper perchlorate solution;
[0047] 0.9 mmol ligand H 2 sala and 0.9 mmol LiOH were added to 9 mL H 2 O, stirred for 27 min to obtain a clear ligand solution;
[0048] Mixing the copper perchlorate solution and the ligand solution to obtain a precursor solution for electrodepositing Cu(II)-sala;
[0049] 0.9 mmol Co(NO 3 ) 2 ·6H 2 O dissolved in 9 mL H 2 O, 180 W ultrasonic to clear, obtain clear cobalt nitrate solution;
[0050] (2) Preparation of Self-supporting MOF Nanoarray Composite Catalysts by Electrodeposition
[0051] The three-electrode system of the electrochemical workstation was adopted, the activated copper grid of 1.0 cm × 1.0 cm was used as the wor...
Embodiment 3
[0054] Example 3 Preparation method of a self-supporting MOF nanoarray composite catalyst
[0055] (1) Preparation of electrodeposition precursor solution
[0056] 1.0 mmol Cu(ClO 4 ) 2 ·6H 2 O and 2.0 mmol benzene are dissolved in 20 mL methanol MeOH solution, 180 W ultrasonic to clear, obtain clear copper perchlorate solution;
[0057] 1.0 mmol ligand H 2 sala and 1.0 mmol LiOH were added to 10 mL H 2 O, stirred for 30 min to obtain a clear ligand solution;
[0058] Mixing the copper perchlorate solution and the ligand solution to obtain a precursor solution for electrodepositing Cu(II)-sala;
[0059] 1.0 mmol Co(NO 3 ) 2 ·6H 2 O dissolved in 10 mL H 2 O, 180 W ultrasonic to clear, obtain clear cobalt nitrate solution;
[0060] (2) Preparation of Self-supporting MOF Nanoarray Composite Catalysts by Electrodeposition
[0061] The three-electrode system of the electrochemical workstation was adopted, the activated copper grid of 1.0 cm × 1.0 cm was used as the work...
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