Ferriporphyrin/bismuth tungstate composite photocatalytic material and preparation method thereof
A composite photocatalysis and iron porphyrin technology, applied in chemical instruments and methods, organic compound/hydride/coordination complex catalysts, physical/chemical process catalysts, etc., can solve the problem that iron porphyrin is difficult to separate, recover and reuse. , affecting the properties of synthetic materials, easily destroying the crystal form of bismuth tungstate, etc., to achieve the effect of enhancing recyclability, ensuring sufficient contact, and being easy to recycle and reuse
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Embodiment 1
[0039] An iron porphyrin / bismuth tungstate composite photocatalytic material comprises iron porphyrin and bismuth tungstate, wherein the iron porphyrin is supported on the bismuth tungstate.
[0040] In this embodiment, the mass ratio of iron porphyrin to bismuth tungstate in the iron porphyrin / bismuth tungstate composite photocatalytic material is 2:10.
[0041] In this embodiment, the particle size of the iron porphyrin / bismuth tungstate composite photocatalytic material is 1 μm˜3 μm.
[0042] A kind of preparation method of iron porphyrin / bismuth tungstate composite photocatalytic material of above-mentioned present embodiment, comprises the following steps:
[0043] (1) Weigh Bi(NO 3 ) 3 ·5H 2 O and Na 2 WO 4 2H 2 O, respectively dissolved in 1mol / L nitric acid solution and sodium hydroxide solution to obtain bismuth nitrate solution and sodium tungstate solution respectively, wherein in the bismuth nitrate solution Bi(NO 3 ) 3 ·5H 2 The concentration of O is 0.05...
Embodiment 2
[0050] An iron porphyrin / bismuth tungstate composite photocatalytic material comprises iron porphyrin and bismuth tungstate, wherein the iron porphyrin is supported on the bismuth tungstate.
[0051] In this embodiment, the mass ratio of iron porphyrin to bismuth tungstate in the iron porphyrin / bismuth tungstate composite photocatalytic material is 1:10.
[0052] In this embodiment, the particle size of the iron porphyrin / bismuth tungstate composite photocatalytic material is 1 μm˜3 μm.
[0053] A kind of preparation method of iron porphyrin / bismuth tungstate composite photocatalytic material of above-mentioned present embodiment, comprises the following steps:
[0054] (1) Weigh Bi(NO 3 ) 3 ·5H 2 O and Na 2 WO 4 2H 2 O, respectively dissolved in 1mol / L nitric acid solution and sodium hydroxide solution to obtain bismuth nitrate solution and sodium tungstate solution respectively, wherein in the bismuth nitrate solution Bi(NO 3 ) 3 ·5H 2 The concentration of O is 0.05...
Embodiment 3
[0075] An iron porphyrin / bismuth tungstate composite photocatalytic material comprises iron porphyrin and bismuth tungstate, wherein the iron porphyrin is supported on the bismuth tungstate.
[0076] In this embodiment, the mass ratio of iron porphyrin to bismuth tungstate in the iron porphyrin / bismuth tungstate composite photocatalytic material is 1:10.
[0077] In this embodiment, the particle size of the iron porphyrin / bismuth tungstate composite photocatalytic material is 1 μm˜3 μm.
[0078] A kind of preparation method of iron porphyrin / bismuth tungstate composite photocatalytic material of above-mentioned present embodiment, comprises the following steps:
[0079] (1) Weigh Bi(NO 3 ) 3 ·5H 2 O and Na 2 WO 4 2H 2 O, respectively dissolved in 1mol / L nitric acid solution and sodium hydroxide solution to obtain bismuth nitrate solution and sodium tungstate solution respectively, wherein in the bismuth nitrate solution Bi(NO 3 ) 3 ·5H 2 The concentration of O is 0.05...
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