a rod-shaped zn 0.7 cd 0.3 The preparation method of s material
A rod-shaped, solution-based technology, applied in the field of photocatalytic materials, can solve the problems of product agglomeration, high energy consumption, and high temperature requirements, and achieve the effects of simple preparation process, high material purity, and strong crystallinity
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Embodiment 1
[0031] 1) Dissolve 0.2 g of lithium hydroxide in 60 ml of deionized water to prepare a solution with a concentration of 0.15 mol / L, and stir with a magnetic stirrer for 10 min at room temperature at a rotational speed of 300 r / min to obtain solution A.
[0032] 2) Using zinc acetate dihydrate (Zn(Ac) 2 ·2H 2 O) and cadmium acetate dihydrate (Cd(Ac) 2 ·2H 2 O) was the raw material, respectively weighed 1.4 mmol and 0.6 mmol, added to mixed solution A, and carried out magnetic stirring for 25 min at a rotational speed of 300 r / min to form mixed solution B.
[0033] 3) 4,4'-dipyridyl disulfide was used as the sulfur source, 4 mmol was weighed, added to mixed solution B, and after magnetic stirring for 30 min, the rotating speed was 300 r / min to form mixed solution C.
[0034] 4) The mixed solution C was added to the inner lining of polytetrafluoroethylene, the filling ratio was controlled at 60%, the reaction temperature was controlled at 160° C., and the reaction time was con...
Embodiment 2
[0037] 1) Dissolve 0.4 g of lithium hydroxide in 50 ml of deionized water to prepare a solution with a concentration of 0.4 mol / L, and stir with a magnetic stirrer for 10 min at room temperature at a rotational speed of 400 r / min to obtain solution A.
[0038] 2) Using zinc acetate dihydrate (Zn(Ac) 2 ·2H 2 O) and cadmium acetate dihydrate (Cd(Ac) 2 ·2H 2 O) was the raw material, respectively weighed 2.1 mmol and 0.9 mmol, added to mixed solution A, carried out magnetic stirring for 35 min, and the rotating speed was 400 r / min to form mixed solution B.
[0039] 3) Using 4,4'-dipyridyl disulfide as the sulfur source, weighing 5 mmol, adding it into the mixed solution B, and performing magnetic stirring for 40 min at a rotational speed of 400 r / min to form a mixed solution C.
[0040] 4) The mixed solution C was added to the inner lining of polytetrafluoroethylene, the filling ratio was controlled at 50%, the reaction temperature was controlled at 180° C., and the reaction ti...
Embodiment 3
[0043] 1) Dissolve 0.45 g of lithium hydroxide in 70 ml of deionized water to prepare a solution with a concentration of 0.3 mol / L, and stir with a magnetic stirrer for 10 min at room temperature at a rotational speed of 400 r / min to obtain solution A.
[0044] 2) Using zinc acetate dihydrate (Zn(Ac) 2 ·2H 2 O) and cadmium acetate dihydrate (Cd(Ac) 2 ·2H 2 O) was a raw material, respectively weighed 2.8 mmol and 1.2 mmol, added to mixed solution A, carried out magnetic stirring for 20 min, and the rotating speed was 400 r / min to form mixed solution B.
[0045] 3) Using 4,4'-dipyridyl disulfide as the sulfur source, weighing 6 mmol, adding it into the mixed solution B, and performing magnetic stirring for 30 min at a rotational speed of 400 r / min to form a mixed solution C.
[0046] 4) The mixed solution C was added to the inner lining of polytetrafluoroethylene, the filling ratio was controlled at 70%, the reaction temperature was controlled at 160° C., and the reaction tim...
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