CN107308968A - A kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst - Google Patents
A kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst Download PDFInfo
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- CN107308968A CN107308968A CN201710562908.5A CN201710562908A CN107308968A CN 107308968 A CN107308968 A CN 107308968A CN 201710562908 A CN201710562908 A CN 201710562908A CN 107308968 A CN107308968 A CN 107308968A
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- CN
- China
- Prior art keywords
- photochemical catalyst
- fe2o3 doping
- solution
- preparation
- indium phosphate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003054 catalyst Substances 0.000 title claims abstract description 21
- UJXZVRRCKFUQKG-UHFFFAOYSA-K indium(3+);phosphate Chemical compound [In+3].[O-]P([O-])([O-])=O UJXZVRRCKFUQKG-UHFFFAOYSA-K 0.000 title claims abstract description 19
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004254 Ammonium phosphate Substances 0.000 claims abstract description 6
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims abstract description 6
- 235000019289 ammonium phosphates Nutrition 0.000 claims abstract description 6
- 239000000084 colloidal system Substances 0.000 claims abstract description 6
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000007787 solid Substances 0.000 claims abstract description 6
- 238000005406 washing Methods 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 7
- PSCMQHVBLHHWTO-UHFFFAOYSA-K indium(iii) chloride Chemical compound Cl[In](Cl)Cl PSCMQHVBLHHWTO-UHFFFAOYSA-K 0.000 claims description 5
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims 1
- 238000005660 chlorination reaction Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 230000007704 transition Effects 0.000 abstract description 3
- 229910021578 Iron(III) chloride Inorganic materials 0.000 abstract description 2
- QAKNNONVLHYVFR-UHFFFAOYSA-N [In].OP(O)(O)=O Chemical compound [In].OP(O)(O)=O QAKNNONVLHYVFR-UHFFFAOYSA-N 0.000 abstract description 2
- 230000003197 catalytic effect Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 abstract description 2
- 238000004821 distillation Methods 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000004042 decolorization Methods 0.000 description 4
- AEEAZFQPYUMBPY-UHFFFAOYSA-N [I].[W] Chemical compound [I].[W] AEEAZFQPYUMBPY-UHFFFAOYSA-N 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 3
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000001699 photocatalysis Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007146 photocatalysis Methods 0.000 description 2
- RBTBFTRPCNLSDE-UHFFFAOYSA-N 3,7-bis(dimethylamino)phenothiazin-5-ium Chemical compound C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 RBTBFTRPCNLSDE-UHFFFAOYSA-N 0.000 description 1
- YYYARFHFWYKNLF-UHFFFAOYSA-N 4-[(2,4-dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,7-disulfonic acid Chemical compound CC1=CC(C)=CC=C1N=NC1=C(O)C(S(O)(=O)=O)=CC2=CC(S(O)(=O)=O)=CC=C12 YYYARFHFWYKNLF-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229960000907 methylthioninium chloride Drugs 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 1
- 229940043267 rhodamine b Drugs 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/185—Phosphorus; Compounds thereof with iron group metals or platinum group metals
- B01J27/1853—Phosphorus; Compounds thereof with iron group metals or platinum group metals with iron, cobalt or nickel
-
- B01J35/39—
Abstract
The present invention discloses a kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst, and step is as follows：Indiumchloride solution and ferric chloride solution are added dropwise into ammonium phosphate solution, stirred after being added dropwise to complete with 200 280r/s rotating speed, formed after colloid, add ethylene glycol, 50 60min are stirred for, finally whole system are centrifuged, with distillation water washing solid, drying, you can obtain Fe2O3 doping indium phosphate photochemical catalyst.Iron and phosphoric acid indium doping are conducive to the transition of light induced electron by the present invention, it is to avoid compound, improve catalytic efficiency.
Description
Technical field
The invention belongs to water treatment field, it is related to a kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst, more particularly to
It is a kind of to be used to handle catalysis material of organic wastewater and preparation method thereof.
Background technology
Currently, being developed rapidly with industrial technology, water resource for the survival of mankind by different degrees of pollution,
Water resource pollution has become the urgent problem to be solved that countries in the world face.Pollutant in water, particularly poisonous organic dirt
The presence of thing is contaminated, environmental pollution, ecological disruption is not only caused, and seriously endanger human health.These organic pollutions include
Polycyclic aromatic hydrocarbon, Polychlorinated biphenyls, agricultural chemicals, environmental disturbances element, dyestuff etc..
In contaminant degradation and production of energy field, conductor photocatalysis is one of most promising method.Work as energy
Amount will produce point of electron-hole pair when being more than or equal to the photon irradiation of semiconductor energy gap in photocatalyst surface
From this is the initial basic step of light-catalyzed reaction.In order to find efficient photochemical catalyst, numerous studies work is all concentrated on
In the influence factor for studying photocatalytic activity.Doped catalyst is conducive to electron transition, catalyst surface formation free radical and
Improve catalytic efficiency.And it is an endless job to improve photocatalysis effect.
The content of the invention
The purpose of the present invention is that there is provided a kind of preparation of Fe2O3 doping indium phosphate photochemical catalyst to overcome the deficiencies in the prior art
Method.
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst, comprises the following steps：
(1) it is added dropwise simultaneously in being 0.3-0.4mol/L, the ammonium phosphate solution that volume is 20-30mL toward concentration while stirring dense
Spend for 0.3-0.4mol/L, the indiumchloride solution and concentration that volume is 20-30mL are 0.2-0.3mol/L, volume is 4-8mL's
Ferric chloride solution；
(2) continue to stir 25-30min with identical rotating speed after being added dropwise to complete, formed after colloid, add 15-25mmol second
Glycol, is stirred for 40-50min, finally centrifuges whole system, with water washing solid is distilled 3-5 times, at 102 DEG C -105
Dried at DEG C, you can obtain Fe2O3 doping indium phosphate photochemical catalyst.
Preferably, the speed of agitator in step (1) and step (2) is 280-320r/s.
Iron and phosphoric acid indium doping are conducive to the transition of light induced electron by the present invention, it is to avoid compound, are conducive to improving catalysis effect
Rate.
Embodiment
Embodiment 1
A kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst, comprises the following steps：
Under 280r/s speed of agitator, dripped simultaneously in being 0.3mol/L, the ammonium phosphate solution that volume is 30mL toward concentration
Plus concentration is 0.3mol/L, the indiumchloride solution and concentration that volume is 30mL are 0.2mol/L, and volume is molten for 8mL iron chloride
Liquid；Continue to stir 30min under 280r/s rotating speed after being added dropwise to complete, formed after colloid, add 25mmol ethylene glycol, be stirred for
40min, finally centrifuges whole system, with water washing solid is distilled 3 times, is dried at 102 DEG C, you can obtain Fe2O3 doping
Indium phosphate photochemical catalyst.
Take 1g Fe2O3 doping indium phosphate photochemical catalysts be added to equipped with 100mL concentration for 30mg/L acid scarlet solution in,
Under the irradiation of 300w iodine-tungsten lamps, 60min is reacted, percent of decolourization is 95.7%.The indium phosphates of phase homogenous quantities is under the same conditions
Percent of decolourization is only 70.1%.It can thus be seen that degradation speed of the present invention is significantly improved.
Embodiment 2
Under 320r/s speed of agitator, dripped simultaneously in being 0.4mol/L, the ammonium phosphate solution that volume is 20mL toward concentration
Plus concentration is 0.4mol/L, the indiumchloride solution and concentration that volume is 20mL are 0.3mol/L, and volume is molten for 4mL iron chloride
Liquid；Continue to stir 25min under 320r/s rotating speed after being added dropwise to complete, formed after colloid, add 15mmol ethylene glycol, be stirred for
50min, finally centrifuges whole system, with water washing solid is distilled 5 times, is dried at 105 DEG C, you can obtain Fe2O3 doping
Indium phosphate photochemical catalyst.
Take 1g Fe2O3 doping indium phosphate photochemical catalysts be added to equipped with 100mL concentration for 30mg/L methylene blue solution in,
Under the irradiation of 300w iodine-tungsten lamps, 60min is reacted, percent of decolourization is 96.8%.
Embodiment 3
Under 300r/s speed of agitator, dripped simultaneously in being 0.35mol/L, the ammonium phosphate solution that volume is 25mL toward concentration
Plus concentration is 0.35mol/L, the indiumchloride solution and concentration that volume is 25mL are 0.25mol/L, and volume is molten for 6mL iron chloride
Liquid；Continue to stir 28min under 320r/s rotating speed after being added dropwise to complete, formed after colloid, add 20mmol ethylene glycol, be stirred for
45min, finally centrifuges whole system, with water washing solid is distilled 4 times, is dried at 103 DEG C, you can obtain Fe2O3 doping
Indium phosphate photochemical catalyst.
Take 1g Fe2O3 doping indium phosphate photochemical catalysts be added to equipped with 100mL concentration for 30mg/L rhodamine B solution in,
Under the irradiation of 300w iodine-tungsten lamps, 60min is reacted, percent of decolourization is 97.5%.
Claims (2)
1. a kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst, it is characterised in that comprise the following steps：
(1) concentration is added dropwise in being 0.3-0.4mol/L, the ammonium phosphate solution that volume is 20-30mL toward concentration while stirring simultaneously is
0.3-0.4mol/L, the indiumchloride solution and concentration that volume is 20-30mL is 0.2-0.3mol/L, and volume is 4-8mL chlorination
Ferrous solution；
(2) continue to stir 25-30min with identical rotating speed after being added dropwise to complete, formed after colloid, add 15-25mmol ethylene glycol,
40-50min is stirred for, finally whole system is centrifuged, with water washing solid is distilled 3-5 times, dried at 102 DEG C -105 DEG C
It is dry, you can to obtain Fe2O3 doping indium phosphate photochemical catalyst.
2. the preparation method of Fe2O3 doping indium phosphate photochemical catalyst according to claim 1, it is characterised in that step (1) and
Speed of agitator in step (2) is 280-320r/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710562908.5A CN107308968A (en) | 2017-07-11 | 2017-07-11 | A kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710562908.5A CN107308968A (en) | 2017-07-11 | 2017-07-11 | A kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst |
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| Publication Number | Publication Date |
|---|---|
| CN107308968A true CN107308968A (en) | 2017-11-03 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710562908.5A Pending CN107308968A (en) | 2017-07-11 | 2017-07-11 | A kind of preparation method of Fe2O3 doping indium phosphate photochemical catalyst |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02239199A (en) * | 1989-03-14 | 1990-09-21 | Sumitomo Electric Ind Ltd | Production of semiinsulating inp single crystal |
| CN101172594A (en) * | 2007-10-11 | 2008-05-07 | 河北工业大学 | Process for producing iron phosphate for producing iron lithium phosphate material |
| CN101692488A (en) * | 2009-09-11 | 2010-04-07 | 河南新飞科隆电源有限公司 | Method for synthesizing iron phosphate with doped metallic elements |
| CN101841039A (en) * | 2010-04-29 | 2010-09-22 | 上海电力学院 | Cathode material ferric phosphate doped with metallic ions for lithium ion battery and preparation method thereof |
| CN103623803A (en) * | 2012-08-30 | 2014-03-12 | 上海纳晶科技有限公司 | Visible light photocatalyst and preparation method therefor |
-
2017
- 2017-07-11 CN CN201710562908.5A patent/CN107308968A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02239199A (en) * | 1989-03-14 | 1990-09-21 | Sumitomo Electric Ind Ltd | Production of semiinsulating inp single crystal |
| CN101172594A (en) * | 2007-10-11 | 2008-05-07 | 河北工业大学 | Process for producing iron phosphate for producing iron lithium phosphate material |
| CN101692488A (en) * | 2009-09-11 | 2010-04-07 | 河南新飞科隆电源有限公司 | Method for synthesizing iron phosphate with doped metallic elements |
| CN101841039A (en) * | 2010-04-29 | 2010-09-22 | 上海电力学院 | Cathode material ferric phosphate doped with metallic ions for lithium ion battery and preparation method thereof |
| CN103623803A (en) * | 2012-08-30 | 2014-03-12 | 上海纳晶科技有限公司 | Visible light photocatalyst and preparation method therefor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20171103 |