CN107308966A - 一种纳米磷酸铟光催化剂的制备方法 - Google Patents
一种纳米磷酸铟光催化剂的制备方法 Download PDFInfo
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- 239000003054 catalyst Substances 0.000 title claims abstract description 24
- UJXZVRRCKFUQKG-UHFFFAOYSA-K indium(3+);phosphate Chemical compound [In+3].[O-]P([O-])([O-])=O UJXZVRRCKFUQKG-UHFFFAOYSA-K 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 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
- PSCMQHVBLHHWTO-UHFFFAOYSA-K indium(iii) chloride Chemical compound Cl[In](Cl)Cl PSCMQHVBLHHWTO-UHFFFAOYSA-K 0.000 claims abstract description 6
- 238000005406 washing Methods 0.000 claims abstract description 6
- 239000007787 solid Substances 0.000 claims description 6
- 238000001291 vacuum drying Methods 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- 239000011574 phosphorus Substances 0.000 claims description 2
- 238000007146 photocatalysis Methods 0.000 abstract description 5
- 230000001699 photocatalysis Effects 0.000 abstract description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract description 4
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- AEEAZFQPYUMBPY-UHFFFAOYSA-N [I].[W] Chemical compound [I].[W] AEEAZFQPYUMBPY-UHFFFAOYSA-N 0.000 description 3
- 238000004042 decolorization Methods 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method 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
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229960000907 methylthioninium chloride Drugs 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
- 239000011148 porous material Substances 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
- 239000010865 sewage Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- 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
- B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
- B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
- B01J27/1802—Salts or mixtures of anhydrides with compounds of other metals than V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, e.g. phosphates, thiophosphates
- B01J27/1811—Salts or mixtures of anhydrides with compounds of other metals than V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, e.g. phosphates, thiophosphates with gallium, indium or thallium
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/39—Photocatalytic properties
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
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- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
本发明公开一种纳米磷酸铟光催化剂的制备方法，包括以下步骤：在200‑400r/s的转速搅拌下,往氯化铟溶液中滴加磷酸铵溶液，滴加完成后继续以相同的转速搅拌55‑65min，形成胶体后离心分离，用蒸馏水洗涤3‑5次，烘干，即制得纳米磷酸铟光催化剂。该催化剂散性好、稳定性强、光催化性能优异，其可见光催化效率相对传统催化剂如TiO2有大幅提高。
Description
技术领域
本发明属于污水处理技术领域，是用于处理有机废水的光催化材料，特别涉及一种纳米磷酸铟光催化剂的制备方法。
背景技术
当前，伴随工业技术的飞速发展，人类赖以生存的水资源均受到不同程度的污染，水资源污染已经成为世界各国面临的亟待解决的问题。水中的污染物，特别是有毒有机污染物的存在，不仅造成环境污染、生态破坏，而且严重危害人类健康。这些有机污染物包括多环芳烃、多氯联苯、农药、环境干扰素、染料等。当今世界能源危机和环境恶化迫使人们寻找更清洁、可再生的新能源和治理环境的新方法。近年来，对光催化材料的研究已经取得很大进展。TiO2具有稳定性好和光催化效率相对较高的特点，但是对于降解大气和水中污染物，其光催化效率尚未达到实际应用的要求。
磷酸铟灰黑色结晶体，有特殊的孔道结构，且具有较好的光响应效果，至今鲜有研究。在这个方向深入研究将为设计、制备新型高效光催化剂及其在环境净化领域的应用开辟新的方向。
发明内容
本发明的目的是为克服现有技术的不足，提供一种纳米磷酸铟光催化剂的制备方法。
为解决上述技术问题，本发明采用以下技术方案：
一种纳米磷酸铟光催化剂的制备方法，其特征在于，包括以下步骤：在200-400r/s的转速搅拌下，往浓度为0.2-0.4mol/L，体积为20-40mL的氯化铟溶液中滴加浓度为0.2-0.4mol/L，体积为20-40mL的磷酸铵溶液，滴加完成后继续以200-400r/s的转速搅拌55-65min，形成胶体后离心分离，用蒸馏水洗涤固体3-5次，在105℃下真空烘干，即制得纳米磷酸铟光催化剂。
本发明的有益效果是：本发明的催化剂散性好、稳定性强、光催化性能优异，其可见光催化效率相对传统催化剂如TiO2有大幅提高。
具体实施方式
实施例1
一种纳米磷酸铟光催化剂的制备方法，其特征在于，包括以下步骤：在400r/s的转速搅拌下，往浓度为0.4mol/L，体积为40mL的氯化铟溶液中滴加浓度为0.4mol/L，体积为40mL的磷酸铵溶液，滴加完成后继续以400r/s的转速搅拌55min，形成胶体后离心分离，用蒸馏水洗涤固体5次，在105℃下真空烘干，即制得纳米磷酸铟光催化剂。
应用试验1
称取1g纳米磷酸铟光催化剂加入到装有100mL浓度为30mg/L的亚甲基蓝溶液中，在300w碘钨灯照射下，反应150min，脱色率为95.5％。
实施例2
一种纳米磷酸铟光催化剂的制备方法，其特征在于，包括以下步骤：在300r/s的转速搅拌下，往浓度为0.3mol/L，体积为30mL的氯化铟溶液中滴加浓度为0.3mol/L，体积为30mL的磷酸铵溶液，滴加完成后继续以300r/s的转速搅拌60min，形成胶体后离心分离，用蒸馏水洗涤固体4次，在105℃下真空烘干，即制得纳米磷酸铟光催化剂。
应用试验2
称取1g纳米磷酸铟光催化剂加入到装有100mL浓度为30mg/L的酸性大红溶液中，在300w碘钨灯照射下，反应150min，脱色率为92.1％。
实施例3
一种纳米磷酸铟光催化剂的制备方法，其特征在于，包括以下步骤：在200r/s的转速搅拌下，往浓度为0.2mol/L，体积为20mL的氯化铟溶液中滴加浓度为0.2mol/L，体积为20mL的磷酸铵溶液，滴加完成后继续以200r/s的转速搅拌65min，形成胶体后离心分离，用蒸馏水洗涤固体5次，在105℃下真空烘干，即制得纳米磷酸铟光催化剂。
应用试验3
称取1g将得到的纳米磷酸铟光催化剂加入到装有100mL浓度为30mg/L的罗丹明B溶液中，在300w碘钨灯照射下，反应150min，脱色率为92.4％。
Claims (1)
1.一种纳米磷酸铟光催化剂的制备方法，其特征在于，包括以下步骤：在200-400r/s的转速搅拌下，往浓度为0.2-0.4mol/L，体积为20-40mL的氯化铟溶液中滴加浓度为0.2-0.4mol/L，体积为20-40mL的磷酸铵溶液，滴加完成后继续以200-400r/s的转速搅拌55-65min，形成胶体后离心分离，用蒸馏水洗涤固体3-5次，在105℃下真空烘干，即制得纳米磷酸铟光催化剂。
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108502910A (zh) * | 2018-03-01 | 2018-09-07 | 复旦大学 | 不溶性无机盐微纳米材料及其制备方法和应用 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3067272A (en) * | 1960-12-30 | 1962-12-04 | Shell Oil Co | Catalytic dehydrogenation process |
| CN104477972A (zh) * | 2014-11-28 | 2015-04-01 | 华南理工大学 | 一种离子液体微乳液热合成ZnIn2S4型光催化剂及制备方法 |
| CN106540722A (zh) * | 2016-10-19 | 2017-03-29 | 常州大学 | 一种中空结构磷酸钇催化剂的制备方法 |
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2017
- 2017-07-11 CN CN201710562378.4A patent/CN107308966A/zh active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3067272A (en) * | 1960-12-30 | 1962-12-04 | Shell Oil Co | Catalytic dehydrogenation process |
| CN104477972A (zh) * | 2014-11-28 | 2015-04-01 | 华南理工大学 | 一种离子液体微乳液热合成ZnIn2S4型光催化剂及制备方法 |
| CN106540722A (zh) * | 2016-10-19 | 2017-03-29 | 常州大学 | 一种中空结构磷酸钇催化剂的制备方法 |
Non-Patent Citations (2)
| Title |
|---|
| POTAPOVA ANNA: "New Complex Phosphate Cation-Conducting Materials in Ternary System Li3PO4–Na3PO4–InPO4", 《JOURNAL OF THE AMERICAN CERAMIC SOCIETY》 * |
| 潘红: "用于染料废水处理的InVO4的低温固相合成及InPO4的形貌可控水热合成", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108502910A (zh) * | 2018-03-01 | 2018-09-07 | 复旦大学 | 不溶性无机盐微纳米材料及其制备方法和应用 |
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