CN104591335A - New method for treating chlorpyrifos wastewater by using semiconductor nano materials - Google Patents
New method for treating chlorpyrifos wastewater by using semiconductor nano materials Download PDFInfo
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- CN104591335A CN104591335A CN201510016076.8A CN201510016076A CN104591335A CN 104591335 A CN104591335 A CN 104591335A CN 201510016076 A CN201510016076 A CN 201510016076A CN 104591335 A CN104591335 A CN 104591335A
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- chlorpyrifos
- waste water
- semiconductor nano
- nano material
- material process
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Links
- 238000000034 method Methods 0.000 title claims abstract description 58
- 239000002351 wastewater Substances 0.000 title claims abstract description 46
- 239000005944 Chlorpyrifos Substances 0.000 title claims abstract description 42
- SBPBAQFWLVIOKP-UHFFFAOYSA-N chlorpyrifos Chemical compound CCOP(=S)(OCC)OC1=NC(Cl)=C(Cl)C=C1Cl SBPBAQFWLVIOKP-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 239000004065 semiconductor Substances 0.000 title claims abstract description 30
- 239000002086 nanomaterial Substances 0.000 title claims abstract description 24
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 22
- 239000011574 phosphorus Substances 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 8
- 238000000967 suction filtration Methods 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 6
- 238000002336 sorption--desorption measurement Methods 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 229910004613 CdTe Inorganic materials 0.000 claims description 2
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 2
- UHYPYGJEEGLRJD-UHFFFAOYSA-N cadmium(2+);selenium(2-) Chemical compound [Se-2].[Cd+2] UHYPYGJEEGLRJD-UHFFFAOYSA-N 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 150000002903 organophosphorus compounds Chemical class 0.000 claims description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 4
- 230000015556 catabolic process Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000011941 photocatalyst Substances 0.000 abstract description 2
- 238000002386 leaching Methods 0.000 abstract 1
- 230000001699 photocatalysis Effects 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000000593 degrading effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002917 insecticide Substances 0.000 description 2
- 239000012716 precipitator Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- MFTSCJIEOYYRPN-UHFFFAOYSA-N ClC=1C(=C(C(=NC1)[Na])Cl)Cl Chemical compound ClC=1C(=C(C(=NC1)[Na])Cl)Cl MFTSCJIEOYYRPN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000219146 Gossypium Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/306—Pesticides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/10—Photocatalysts
Abstract
The invention discloses a new method for treating chlorpyrifos wastewater by using semiconductor nano materials. The method mainly uses self-made semiconductor nano materials with different shapes and dimensions as a photocatalyst and uses chlorpyrifos wastewater subjected to acid-leaching as a model to perform reaction. The photocatalytic degradability test detects that the degradation rate of organic phosphorus in the chlorpyrifos wastewater can reach 94.97% within 0.5 hour. Compared with the common electrolytic process, Fenton process and other organic phosphorus degradation processes, the method has the advantages of lower cost and better effect, and is suitable for large-scale industrialized wastewater treatment.
Description
Technical field
The present invention relates to the dephosphorization process of phosphoric acid ester organism P wastewater, belong to field of environment protection, be specifically related to a kind of novel method using semiconductor nano material process Chlorpyrifos 94 waste water.
Background technology
Chlorpyrifos 94 is a kind of broad spectrum insecticide of efficient, low toxicity, low residue, contain the large-tonnage pesticide species do not waned in the world for a long time, can effectively prevent and treat over one hundred kind of insect, can be widely used in the various crop such as water paddy and wheat class, corn, cotton, sugarcane, tealeaves, fruit tree, flowers and livestock breeding, and be put into the insecticide variety of non-polluted farm product recommendation, be one of substitute products of the high-toxic organic phosphorus sterilant that country is recommended.
Containing a large amount of hardly degraded organic substance such as organophosphorus, trichloro pyridyl sodium alcoholate in Chlorpyrifos 94 waste water, intractability is large, and organophosphorus can cause body eutrophication etc. serious ecological environment problem after entering water body.General organism P wastewater treatment process has electrolytic process, composite catalytic oxidation method, evaporative crystallization method, Fenton oxidation method etc., but all have that processing efficiency is low, organic phosphorus degrading is thorough, easily cause secondary pollution, and the waste water after process can not qualified discharge.
Patent CN200710113164.5 discloses a kind for the treatment of process of Chlorpyrifos 94 waste water, uses the processing steps such as acid out, complexometric extraction, Fenton oxidation and catalyzed oxidation.Need the objectionable constituent processed to be heavy metal copper, sulfide, organophosphorus and nitrogen heterocyclic ring etc. in the method, processing step is complicated, and cost of investment is high.
Use semiconductor nano material process Chlorpyrifos 94 waste water to be utilize semiconductor nano material as photocatalyst, organic phosphorus degrading in Chlorpyrifos 94 waste water is become inorganic phosphorus, then is removed by the precipitator method.The method processing efficiency is high, cost is low, non-secondary pollution, successfully solves the difficult degradation of Chlorpyrifos 94 waste water, challenge that colourity is high.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of with the novel method making semiconductor nano material process Chlorpyrifos 94 waste water by oneself.
The technical solution used in the present invention is as follows:
Use a method for semiconductor nano material process Chlorpyrifos 94 waste water, it is characterized in that comprising the following steps:
(1) appropriate semiconductor nano material is put into reaction flask, then add quantitative Chlorpyrifos 94 waste water and be placed in photoresponse instrument in room, lucifuge place stirs.
(2) then irradiate with the ultraviolet lamp that wavelength is 253 nm while stirring, time 0.5 h.
(3) after stopping illumination, add acclimatization agent, utilize NaOH regulation system pH to desired value, then suction filtration.
The semiconductor light-catalyst that present method adopts can be one or more the compound in following material: TiO
2, ZnO, In
2o
3, SnO
2, CdS, CdSe, CdTe, Co
3o
4, MnO
2and Fe
2o
3.
The semiconductor light-catalyst specific surface area adopted is 85 ~ 120 m
2/ g.
The Chlorpyrifos 94 waste water adopted is high density organophosphorus compounds waste water after acid out, and phosphorus concentration is in P, and total phosphorus value is 500mg/L ~ 1000mg/L, and pH value is 3-6.
Adding quantitative Chlorpyrifos 94 waste water is again placed in photoresponse instrument in room, and 10 ~ 50 min are stirred at lucifuge place.Will provide certain temperature during stirring, scope is more suitable at 15 ~ 45 ° of C.
The precipitation agent adopted after illumination is CaCl
2, CaO, MgO, FeCl
3and FeSO
4in one or more compound; ; Precipitation dosage is 0.005 ~ 0.5% of Chlorpyrifos 94 wastewater quality; In described precipitation process, pH adjusting agent is NaOH, and pH value is 9.5 ~ 11.5.
Positive progressive effect of the present invention is:
The present invention adopts homemade semiconductor light-catalyst, because having higher specific surface area and high catalytic activity, greatly increasing contact area, improving rate of mass transfer, reaction is launched on less time and space simultaneously, thus effectively raises the degradation efficiency of organophosphorus; After photochemical catalysis, only the simple precipitator method of need efficiently can remove the total phosphorus in waste water, and the method environmental friendliness, technique are simple, efficiency is high.
The present invention is splendid to high density organism P wastewater treatment effect especially, reaches waste water comprehensive treating process, cost-saving object.Technique is clean, step is simple, workable, is suitable for large-scale industrialization application.
Embodiment
What below enumerate is only several specific embodiments of the present invention.Obviously, the invention is not restricted to above embodiment, all distortion directly derived by content disclosed by the invention or associate, all should think protection scope of the present invention.
Embodiment 1, a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water:
Take 0.05 g ZnO and put into 200 mL reaction flasks, then adding the Chlorpyrifos 94 waste water of 100 mL after acid out (total phosphorus 1000 mg/L, pH are 4.5) to be placed in photoresponse instrument in room, 20 min are stirred at lucifuge place, make system reach adsorption-desorption balance, then irradiate with the ultraviolet lamp that wavelength is 253 nm while stirring.Light application time 0.5 h, add MgO 0.10 g, NaOH0.30g under stirring after centrifuging, be cooled to room temperature suction filtration after reacting 0.5 h, obtain faint yellow clear liquor, total phosphorus 15.6 mg/L, pH are 10.35.
Embodiment 2, a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water:
Take 0.05 g SnO
2put into 200 mL reaction flasks, then adding the Chlorpyrifos 94 waste water of 100 mL after acid out (total phosphorus 1000 mg/L, pH are 4.5) to be placed in photoresponse instrument in room, 20 min are stirred at lucifuge place, make system reach adsorption-desorption balance, then irradiate with the ultraviolet lamp that wavelength is 253 nm while stirring.Light application time 0.5 h, add CaO 0.15 g, NaOH0.32 g under stirring after centrifuging, be cooled to room temperature suction filtration after reacting 0.5 h, obtain faint yellow clear liquor, total phosphorus 19.6 mg/L, pH are 10.62.
Embodiment 3, a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water:
Take 0.05 g In
2o
3put into 200 mL reaction flasks, then adding the Chlorpyrifos 94 waste water of 100 mL after acid out (total phosphorus 1000 mg/L, pH are 4.5) to be placed in photoresponse instrument in room, 20 min are stirred at lucifuge place, make system reach adsorption-desorption balance, then irradiate with the ultraviolet lamp that wavelength is 253 nm while stirring.Light application time 0.5 h, adds FeCl under stirring after centrifuging
30.12 g, NaOH0.35 g, is cooled to room temperature suction filtration after reacting 0.5 h, obtain faint yellow clear liquor, and total phosphorus 26.6 mg/L, pH are 11.15.
Embodiment 4, a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water:
Take 0.05 g ZnO and put into 200 mL reaction flasks, then adding the Chlorpyrifos 94 waste water of 100 mL after acid out (total phosphorus 1000 mg/L, pH are 4.5) to be placed in photoresponse instrument in room, 20 min are stirred at lucifuge place, make system reach adsorption-desorption balance, then irradiate with the ultraviolet lamp that wavelength is 253 nm while stirring.Light application time 0.5 h, adds FeSO under stirring after centrifuging
40.16 g, NaOH0.35 g, is cooled to room temperature suction filtration after reacting 0.5 h, obtain faint yellow clear liquor, and total phosphorus 18.6 mg/L, pH are 9.86.
Embodiment 5, a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water:
Take 0.05 g Co
3o
4put into 200 mL reaction flasks, then adding the Chlorpyrifos 94 waste water of 100 mL after acid out (total phosphorus 1000 mg/L, pH are 4.5) to be placed in photoresponse instrument in room, 20 min are stirred at lucifuge place, make system reach adsorption-desorption balance, then irradiate with the ultraviolet lamp that wavelength is 253 nm while stirring.Light application time 0.5 h, adds FeSO under stirring after centrifuging
40.12 g, NaOH0.28 g, is cooled to room temperature suction filtration after reacting 0.5 h, obtain faint yellow clear liquor, and total phosphorus 26.1 mg/L, pH are 10.25.
Claims (8)
1. one kind is used the method for semiconductor nano material process Chlorpyrifos 94 waste water, it is characterized in that: the semiconductor nano material of appropriate different-shape, size is put into reaction flask, then adding quantitative Chlorpyrifos 94 waste water to be placed in photoresponse instrument in room, stir at lucifuge place, system is made to reach adsorption-desorption balance, then irradiate with the ultraviolet lamp that wavelength is 253 nm while stirring, acclimatization agent is added again after light application time 0.5 h, utilize NaOH regulation system pH to 9.5 ~ 11.5, then suction filtration can remove inorganic phosphorus.
2. a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water according to claim 1, is characterized in that: the semiconductor light-catalyst adopted can be one or more the compound in following material: TiO
2, ZnO, In
2o
3, SnO
2, CdS, CdSe, CdTe, Co
3o
4, MnO
2and Fe
2o
3.
3. a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water according to claim 1, is characterized in that adopted semiconductor light-catalyst specific surface area is 85 ~ 120 m
2/ g.
4. a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water according to claim 1, is characterized in that adopted semiconductor light-catalyst consumption is 0.005 ~ 1.5% of Chlorpyrifos 94 wastewater quality.
5. a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water according to claim 1, it is characterized in that described Chlorpyrifos 94 waste water is high density organophosphorus compounds waste water after acid out, phosphorus concentration is in P, and total phosphorus value is 500mg/L ~ 1000mg/L, and pH value is 3-6.
6. a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water according to claim 1, is characterized in that adding quantitative Chlorpyrifos 94 waste water is placed in photoresponse instrument in room, stirs 10 ~ 50 min at lucifuge place.
7. a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water according to claim 1 or 4, is characterized in that in Chlorpyrifos 94 wastewater treatment, and the temperature that lucifuge stirs is 15 ~ 45 DEG C.
8. a kind of method using semiconductor nano material process Chlorpyrifos 94 waste water according to claim 1, the precipitation agent adopted again after it is characterized in that illumination is CaCl
2, CaO, MgO, FeCl
3and FeSO
4in one or more compound; Described precipitation dosage is 0.005 ~ 0.5% of Chlorpyrifos 94 wastewater quality.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105384212A (en) * | 2015-11-27 | 2016-03-09 | 榆林学院 | Device and method for degrading coke quenching wastewater by adopting nano-zinc oxide |
CN107176766A (en) * | 2017-07-18 | 2017-09-19 | 马鞍山中创环保科技有限公司 | A kind of method of the novel nano photocatalyst treatment waste water of chlopyrifos containing high phosphorus |
CN109806890A (en) * | 2019-03-30 | 2019-05-28 | 深圳市泰兴和环保实业有限公司 | A kind of application method except phosphorus catalyst and comprising dephosphorization agent and dephosphorization agent except phosphorus catalyst for chemical nickle-plating wastewater |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001038348A (en) * | 1999-07-28 | 2001-02-13 | Shimadzu Corp | Water cleaning method and device |
CN1752025A (en) * | 2004-09-20 | 2006-03-29 | 王君 | Method of fast degradation of organic phosphorus pesticide |
JP2008138348A (en) * | 2006-11-02 | 2008-06-19 | Shimane Pref Gov | Method for producing carbon nanofiber aggregate |
CN102107946A (en) * | 2009-12-29 | 2011-06-29 | 陈皓琳 | Technique for treating organophosphorus pesticide wastewater under photocatalysis |
CN102131966A (en) * | 2008-08-27 | 2011-07-20 | 帝人纤维株式会社 | Ultrafine fibers containing deodorizing agent and manufacturing method therefor |
CN102266774A (en) * | 2011-06-07 | 2011-12-07 | 广东工业大学 | Semiconductor nano photocatalysis material and preparation method thereof |
CN102329046A (en) * | 2011-08-03 | 2012-01-25 | 中国科学院水生生物研究所 | Method for processing phosphorus in sediment by combining photocatalytic reduction with submerged plants |
CN102942275A (en) * | 2012-11-13 | 2013-02-27 | 中国海洋石油总公司 | Method for treating medicament waste water with organic phosphorous water |
CN103316646A (en) * | 2013-06-21 | 2013-09-25 | 中国检验检疫科学研究院 | Porous metal oxide, and synthesis method and application 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 |
CN103894163A (en) * | 2012-12-24 | 2014-07-02 | 北京有色金属研究总院 | High-performance nanometer TiO2 photocatalyst material and preparation method thereof |
-
2015
- 2015-01-13 CN CN201510016076.8A patent/CN104591335A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001038348A (en) * | 1999-07-28 | 2001-02-13 | Shimadzu Corp | Water cleaning method and device |
CN1752025A (en) * | 2004-09-20 | 2006-03-29 | 王君 | Method of fast degradation of organic phosphorus pesticide |
JP2008138348A (en) * | 2006-11-02 | 2008-06-19 | Shimane Pref Gov | Method for producing carbon nanofiber aggregate |
CN102131966A (en) * | 2008-08-27 | 2011-07-20 | 帝人纤维株式会社 | Ultrafine fibers containing deodorizing agent and manufacturing method therefor |
CN102107946A (en) * | 2009-12-29 | 2011-06-29 | 陈皓琳 | Technique for treating organophosphorus pesticide wastewater under photocatalysis |
CN102266774A (en) * | 2011-06-07 | 2011-12-07 | 广东工业大学 | Semiconductor nano photocatalysis material and preparation method thereof |
CN102329046A (en) * | 2011-08-03 | 2012-01-25 | 中国科学院水生生物研究所 | Method for processing phosphorus in sediment by combining photocatalytic reduction with submerged plants |
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 |
CN102942275A (en) * | 2012-11-13 | 2013-02-27 | 中国海洋石油总公司 | Method for treating medicament waste water with organic phosphorous water |
CN103894163A (en) * | 2012-12-24 | 2014-07-02 | 北京有色金属研究总院 | High-performance nanometer TiO2 photocatalyst material and preparation method thereof |
CN103316646A (en) * | 2013-06-21 | 2013-09-25 | 中国检验检疫科学研究院 | Porous metal oxide, and synthesis method and application thereof |
Non-Patent Citations (6)
Title |
---|
JALAL A.M.AWADH: "光降解毒死蜱农药", 《浙江大学博士学位论文》 * |
刘威等: "TiO2-ZnO纳米复合材料光催化降解小白菜中4种残留有机磷农药", 《食品与发酵工业》 * |
张翼等: "高级氧化技术降解水中有机磷农药的研究进展", 《环境污染与防治》 * |
王培义等: "新型氧化物光催化剂研究进展", 《郑州轻工业学院学报(自然科学版)》 * |
邱常义等: "纳米二氧化钛光催化降解有机磷农药的研究", 《江西化工》 * |
鄢丹等: "光催化氧化处理有机磷农药废水的正交试验", 《桂林工学院学报》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105384212A (en) * | 2015-11-27 | 2016-03-09 | 榆林学院 | Device and method for degrading coke quenching wastewater by adopting nano-zinc oxide |
CN107176766A (en) * | 2017-07-18 | 2017-09-19 | 马鞍山中创环保科技有限公司 | A kind of method of the novel nano photocatalyst treatment waste water of chlopyrifos containing high phosphorus |
CN109806890A (en) * | 2019-03-30 | 2019-05-28 | 深圳市泰兴和环保实业有限公司 | A kind of application method except phosphorus catalyst and comprising dephosphorization agent and dephosphorization agent except phosphorus catalyst for chemical nickle-plating wastewater |
CN109806890B (en) * | 2019-03-30 | 2021-11-26 | 深圳市泰兴和环保实业有限公司 | Dephosphorization catalyst for chemical nickel plating wastewater, dephosphorization agent containing dephosphorization catalyst and use method of dephosphorization agent |
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