CN107055731B - A kind of ternary compound oxides and its preparation method and application of efficient process Methyl Orange in Wastewater - Google Patents
A kind of ternary compound oxides and its preparation method and application of efficient process Methyl Orange in Wastewater Download PDFInfo
- Publication number
- CN107055731B CN107055731B CN201710356033.3A CN201710356033A CN107055731B CN 107055731 B CN107055731 B CN 107055731B CN 201710356033 A CN201710356033 A CN 201710356033A CN 107055731 B CN107055731 B CN 107055731B
- Authority
- CN
- China
- Prior art keywords
- ternary compound
- compound oxides
- methyl orange
- salt
- wastewater
- 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.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
Abstract
The invention discloses a kind of ternary compound oxides and its preparation method and application of efficient process Methyl Orange in Wastewater, belong to field of waste water treatment.The preparation method includes: to be added to the water lanthanum salt, molybdenum salt, cerium salt and citric acid, sequentially add dodecyl trimethyl ammonium chloride and ethylene glycol, gel is formed under condition of water bath heating, 1-2h is roasted at 280-400 DEG C after gel drying, 7-15h is calcined at 600-800 DEG C again, obtains ternary compound oxides.The ternary compound oxides activity that the present invention obtains is high, at normal temperatures and pressures, it is not necessary that Methyl Orange in Wastewater can be effectively treated under illumination condition, has very high removal rate to the Methyl Orange in Wastewater of various concentration, and the ternary compound oxides can reuse.
Description
Technical field
The invention belongs to field of waste water treatment, and in particular to it is a kind of handle Methyl Orange in Wastewater composite oxides and its preparation
Method.
Background technique
With the rapid development of economy, the rapid growth of modern industry, the development of industry, it is toxic be difficult to explain it is organic
The discharge amount of waste water also increases significantly, and the development of the industries such as medicine, chemical industry and dyestuff increases the used water difficult to degradate of high-content
More, the COD of this kind of waste water is usually very high, and most representational in organic wastewater is exactly Methyl Orange in Wastewater, the row of methyl orange
It puts from industries such as weaving, plastics, papermaking, leathers, methyl orange is not singly color stain to fresh water bring, a small amount of methyl
Orange can also hinder sunlight in the permeability of water, so that the serious existence for affecting organism in water, destroys organism in water ecology
How balance, along with hypertoxicity and carcinogenicity that methyl orange has, therefore effectively handle organic wastewater and receive extensive concern,
Although existing patent discloses the substance of a variety of catalytic degradation methyl oranges, there are various limitations or deficiencies.
Patent 201410146893.0 " a kind of method of perovskite/polysaccharide composite photocatalyst for degrading methyl orange " discloses
Perovskite oxide is prepared using agglutinating nature yeast, then perovskite is compound with chitosan, which prepares numerous
It is trivial, and methyl orange of degrading is to need the 470-490min under ultraviolet light, and the degradation efficiency of first time is no more than 70%.
Patent 201410526490.9 " a kind of synthesis of AgI base inorganic-organic hybridization semiconductor material and photocatalytic degradation
The application of dyestuff " organic component of the introducing containing N, S atom in inorganic AgI semiconductor system is disclosed, but also need
75min is radiated under ultraviolet light.
Patent 201510373800.2 " lead by the Microbe synthesis method of a kind of iron content active matter and its be catalyzed in methyl orange degradation
The application in domain ", which includes iron content active matter 73%, citric acid 20% and titanium dioxide 7%, wherein utilizing ferrous oxide
The iron content active matter that bacillus reacts with ferrous sulfate, the catalyst are generated active higher in water using iron content active matter
Fe(OH)2+、Fe2(OH)2 4+, these substances cooperate withs with titanium dioxide the oxygen-containing of generation strong oxidizing property under organic acid, oxygen effect
Free radical, the catalyst need biological culture 1-3 days, there are certain requirements to ferrous oxide bacillus activity, and existing biological culture
Yield to be far below chemical synthesis process.
Patent 201410579948.7 " a kind of modified graphene and preparation method thereof of efficient absorption methyl orange dye " is public
It has opened Effect of Water Soluble Quaternary Ammonium Salt of Chitosan through chemical action, graphene has been modified, improved graphene to methyl orange dye
Absorption property, but when methyl orange concentration be higher than 50mg/L when adsorption rate reduce, only less than 87%.
Summary of the invention
It does not need to handle the three of a large amount of Methyl Orange in Wastewater under additional light source irradiation condition the object of the present invention is to provide a kind of
First composite oxides and its preparation method and application.
In order to achieve the object of the present invention, by a large number of experiments research and unremitting effort, following technical solution is finally obtained:
A kind of ternary compound oxides preparation method of efficient process Methyl Orange in Wastewater, includes the following steps:
(1) lanthanum salt, molybdenum salt, cerium salt and citric acid are taken, is sequentially added in water, stirring and dissolving obtains mixed solution, wherein lanthanum
Lanthanum in salt, the molybdenum in molybdenum salt, the cerium in cerium salt, citric acid and water molar ratio be (0.07-0.12): 1:(4-8): (10-
15): (80-200)；
(2) dodecyl trimethyl ammonium chloride is slowly added dropwise while stirring in mixed solution, is further continued for stirring after being added dropwise
Mix 10-15min, dodecyl trimethyl ammonium chloride additional amount be lanthanum, molybdenum, three kinds of element moles total numbers of cerium 5-8%；
(3) mixed solution for obtaining step (2) heating water bath at 70-90 DEG C, while ethylene glycol is added, ethylene glycol adds
Enter 1-1.8 times that amount is citric acid mole, continues stirring until forming gel；
(4) it being ground into particle after gel drying, obtained dry gel particle roasts 1-2h at 280-400 DEG C, then
7-15h is calcined at 600-800 DEG C, obtains ternary compound oxides.
Preferably, the ternary compound oxides preparation method of above-mentioned efficient process Methyl Orange in Wastewater, wherein step (1) lanthanum salt
In lanthanum, the molybdenum in molybdenum salt, the cerium in cerium salt and citric acid molar ratio be 0.1:1:6:13.
Preferably, the ternary compound oxides preparation method of above-mentioned efficient process Methyl Orange in Wastewater is wherein done in step (4)
Gel particle roasts at 300-350 DEG C, then calcines 9-11h at 680-750 DEG C.
Preferably, the ternary compound oxides preparation method of above-mentioned efficient process Methyl Orange in Wastewater, wherein the lanthanum salt is
Lanthanum nitrate or lanthanum chloride.
Preferably, the ternary compound oxides preparation method of above-mentioned efficient process Methyl Orange in Wastewater, wherein the molybdenum salt is
Ammonium Molybdate Tetrahydrate or nitric acid molybdenum.
Preferably, the ternary compound oxides preparation method of above-mentioned efficient process Methyl Orange in Wastewater, wherein the cerium salt is
Any one in cerous nitrate, cerous sulfate or cerium chloride.
Preferably, the ternary compound oxides preparation method of above-mentioned efficient process Methyl Orange in Wastewater, wherein the water is to steam
Distilled water or deionized water.
In addition, the present invention also provides the ternary compound oxides that above-mentioned ternary compound oxides preparation method obtains.
It further, will the present invention also provides the method containing Methyl Orange in Wastewater is handled using above-mentioned ternary compound oxides
The ternary compound oxides are suspended in containing being handled in Methyl Orange in Wastewater.
It is further preferred that method of the above-mentioned processing containing Methyl Orange in Wastewater, in the ratio of 0.4-4g/L to Methyl Orange in Wastewater
In add the ternary compound oxides, then stirring at normal temperature handle 0.5-2h.
The present invention compared with the existing technology, has the following technical effect that
Ternary compound oxides preparation method of the present invention is simple, and obtained ternary compound oxides activity is high, can compared with
It quickly and efficiently degrades in short time methyl orange pollutant, methyl orange removal rate can achieve 93% or more；The tri compound oxygen
Compound can carry out catalytic degradation to Methyl Orange in Wastewater at normal temperatures and pressures, be not required to additional any light source and be irradiated；It can use
Carry out concentration for the treatment of in the Methyl Orange in Wastewater of 100mg/L any concentration below；Obtained ternary compound oxides can be repeated several times
It utilizes, methyl orange removal rate still reaches 89.7% or more after recycling three times.
Specific embodiment
Specific embodiments of the present invention will be further explained below.
Embodiment 1
Weigh 0.65g lanthanum nitrate (1.50 × 10-3Mol), 3.53g Ammonium Molybdate Tetrahydrate (2.86 × 10-3mol)、34.97g
Cerous nitrate (9 × 10-2Mol) and 38.47g citric acid (0.2mol), (1.61mol), magnetic agitation are added sequentially in 28.9g water
To being completely dissolved, then 1.62g dodecyl trimethyl ammonium chloride (6.14 × 10 is slowly added dropwise-3Mol), continue to stir 10min；
Above-mentioned mixed solution is stirred under 75 DEG C of water bath conditions while being added 12.42g ethylene glycol (0.2mol), continues to stir
It mixes, until forming gel；
Obtained gel is dry in baking oven, xerogel is ground into particle in the agate mortar, obtained particle exists
1h is first roasted in Muffle furnace at 280 DEG C, then is warming up at 620 DEG C and calcines 8h, obtains ternary compound oxides.
Embodiment 2
Weigh 1.04g lanthanum nitrate (2.4 × 10-3Mol), 3.53g Ammonium Molybdate Tetrahydrate (2.86 × 10-3mol)、58.28g
Cerous nitrate (0.15mol) and 53.85g citric acid (0.28mol), are added sequentially in 70g water (3.89mol), magnetic agitation is extremely
It is completely dissolved, then 3.59g dodecyl trimethyl ammonium chloride (1.36 × 10 is slowly added dropwise-2Mol), continue to stir 15min；
Above-mentioned mixed solution is stirred under 90 DEG C of water bath conditions while being added 41g ethylene glycol (0.66mol), continues to stir
It mixes, until forming gel；
Obtained gel is dry in baking oven, xerogel is ground into particle in the agate mortar, obtained particle exists
2h is first roasted in Muffle furnace at 380 DEG C, then is warming up at 790 DEG C and calcines 11h, obtains ternary compound oxides.
Embodiment 3
Weigh 0.87g lanthanum nitrate (2 × 10-3Mol), 3.53g Ammonium Molybdate Tetrahydrate (2.86 × 10-3Mol), 46.62g nitre
Sour cerium (0.12mol) and 50g citric acid (0.26mol), are added sequentially in 40g water (2.23mol), magnetic agitation to completely it is molten
Solution, then 2.62g dodecyl trimethyl ammonium chloride (9.9 × 10 is slowly added dropwise-3Mol), continue to stir 15min；
Above-mentioned mixed solution is stirred under 80 DEG C of water bath conditions while being added 41g ethylene glycol (0.66mol), continues to stir
It mixes, until forming gel；
Obtained gel is dry in baking oven, xerogel is ground into particle in the agate mortar, obtained particle exists
2h is first roasted in Muffle furnace at 340 DEG C, then is warming up at 700 DEG C and calcines 13h, obtains ternary compound oxides.
Embodiment 4
Weigh 2.22g lanthanum chloride (9 × 10-3Mol), five water nitric acid molybdenum (1.13 × 10 of 5g-2Mol), 19.5g cerium chloride
(7.9×10-2Mol) and 28.23g citric acid (0.15mol), it is added sequentially in 30.5g water (1.69mol), magnetic agitation is extremely
It is completely dissolved, then 1.83g dodecyl trimethyl ammonium chloride (6.9 × 10 is slowly added dropwise-3Mol), continue to stir 12min；
Above-mentioned mixed solution is stirred under 850 DEG C of water bath conditions while being added 14g ethylene glycol (0.23mol), continues to stir
It mixes, until forming gel；
Obtained gel is dry in baking oven, xerogel is ground into particle in the agate mortar, obtained particle exists
1.5h is first roasted in Muffle furnace at 340 DEG C, then is warming up at 750 DEG C and calcines 10h, obtains composite oxides.
Embodiment 5: Adsorption of Methyl Orange effect detection
Each 0.05g of composite oxide catalysts that embodiment 1-4 is obtained is weighed, 100ml conical flask is put into, is added
The methyl orange solution of 50ml50mg/L, is placed on magnetic stirring apparatus, and room temperature is slowly stirred 1h, and (flowing water is fast in simulation sewage treatment plant
Degree), solution is filtered after the completion of absorption, filtrate is then surveyed into its extinction with ultraviolet-uisible spectrophotometer at wavelength 463nm
Degree, methyl orange solution concentration when adsorption equilibrium is converted into according to absorbance-concentration working curve, and then calculate methyl orange
Removal rate R%.
R%={ (Co-Ct)/Co } × 100, wherein Co-methyl orange initial concentration (mg/L), methyl orange after Ct -1h
Concentration (mg/L).
1 different composite oxide adsorbent methyl orange of table
As known from Table 1, the composite oxides that the present invention is prepared have significant adsoption catalysis effect to methyl orange, and
93.4 or more % are up to the removal rate of methyl orange, highest can achieve 98.1%.
Embodiment 6
The additional amount of the composite oxides that Example 1-4 is prepared, composite oxides is in the same manner as in Example 5, changes
Becoming mixing time is respectively 30min, 1h, 1.5h, investigates methyl orange removal rate, obtains result as shown in table 2.
The different mixing time Methyl Orange removal rates of table 2
As known from Table 2, upon agitation between from 30min to 1h when, Adsorption of Methyl Orange rate increase it is significant, from 1h to 1.5h
When, the raising of Adsorption of Methyl Orange rate is unobvious, therefore in actual treatment, selects composite oxides that mixing time after methyl orange is added
Higher than 30min, mixing time is no more than 1.5h in 1h or so.
Embodiment 7
The composite oxides that embodiment 2 obtains are weighed, are added into methyl orange solution, other steps and embodiment 5
Identical, changing methyl orange solution concentration is 25mg/L, 50mg/L, 75mg/L, 100mg/L, investigates its removal rate, obtains such as table 3
Shown result.
3 various concentration methyl orange solution removal rate of table
From 3 data of table it is found that the ternary compound oxides that the present invention obtains are lower than the Methyl Orange in Wastewater of 100mg/L to concentration
Treatment effect is significant, and removal rate can achieve 96.58% or more.
Embodiment 7
After embodiment 5 is adsorbed for the first time, remaining methyl orange solution is replaced with the methyl orange solution of same initial concentration
It changes, then after being slowly stirred 1h at normal temperature, filtering solution, the absorbance of filtrate is surveyed at wavelength 463nm
4 ternary compound oxides of table circulation removal methyl orange solution data
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | |
| Second of removal rate (%) | 91.8 | 97.5 | 93.1 | 94.8 |
| Third time removal rate (%) | 89.7 | 95.3 | 91.8 | 92.7 |
From table 4, it can be seen that the ternary compound oxides that the present invention is prepared can repeatedly recycle removal methyl orange it is molten
Liquid, after recycling three times, methyl orange removal rate still can achieve 89.7% or more.
Embodiment 8
Weigh 0.44g lanthanum nitrate (3.0 × 10-3Mol), 3.53g Ammonium Molybdate Tetrahydrate (2.86 × 10-3Mol), 15.54g
Cerous nitrate (0.04mol), remaining substance dosage and process are as described in Example 1, obtain composite oxides, weigh 0.05g and obtain
Composite oxides, be added in 50mg/L methyl orange solution by treatment process described in embodiment 5, measuring methyl orange removal rate is
71.9%.
Weigh 1.30g lanthanum nitrate (1.0 × 10-3Mol), 3.53g Ammonium Molybdate Tetrahydrate (2.86 × 10-3Mol), 77.70g
Cerous nitrate (0.2mol), remaining substance dosage and process are as described in Example 1, obtain composite oxides, weigh what 0.05g was obtained
Composite oxides are added in 50mg/L methyl orange solution by treatment process described in embodiment 5, are measured methyl orange removal rate and are
82.4%.
Therefore when lanthanum element, molybdenum element and Ce elements ratio are outside the scope of disclosure 1-4 of the embodiment of the present invention, to methyl
The removal rate of orange solution is far below the ternary compound oxides of the invention being prepared to the removal rate of methyl orange solution.
Claims (9)
1. a kind of ternary compound oxides preparation method of efficient process Methyl Orange in Wastewater, it is characterised in that this method includes as follows
Step:
(1) lanthanum salt, molybdenum salt, cerium salt and citric acid are taken, is sequentially added in water, stirring and dissolving obtains mixed solution, wherein in lanthanum salt
Lanthanum, the molybdenum in molybdenum salt, the cerium in cerium salt, citric acid and water molar ratio be (0.07-0.12): 1:(4-8): (10-15):
(80-200)；
(2) dodecyl trimethyl ammonium chloride is slowly added dropwise while stirring in mixed solution, stirring 10- is further continued for after being added dropwise
15min, dodecyl trimethyl ammonium chloride additional amount be lanthanum, molybdenum, three kinds of element moles total numbers of cerium 5-8%；
(3) mixed solution for obtaining step (2) heating water bath at 70-90 DEG C, while ethylene glycol is added, ethylene glycol additional amount
It is 1-1.8 times of citric acid mole, continues stirring until forming gel；
(4) it will be ground into particle after gel drying, obtained dry gel particle roasts 1-2h at 280-400 DEG C, then in 600-
7-15h is calcined at 800 DEG C, obtains ternary compound oxides.
2. ternary compound oxides preparation method according to claim 1, it is characterised in that: lanthanum in step (1) lanthanum salt,
The molar ratio of the cerium and citric acid in molybdenum, cerium salt in molybdenum salt is 0.1:1:6:13.
3. ternary compound oxides preparation method according to claim 1, it is characterised in that: xerogel in step (4)
Grain roasts at 300-350 DEG C, then calcines 9-11h at 680-750 DEG C.
4. ternary compound oxides preparation method according to claim 1, it is characterised in that: the lanthanum salt be lanthanum nitrate or
Person's lanthanum chloride.
5. ternary compound oxides preparation method according to claim 1, it is characterised in that: the molybdenum salt is four hydration molybdenums
Sour ammonium or nitric acid molybdenum.
6. ternary compound oxides preparation method according to claim 1, it is characterised in that: the cerium salt is cerous nitrate, sulphur
Any one in sour cerium or cerium chloride.
7. ternary compound oxides preparation method according to claim 1, it is characterised in that: the water is distilled water or goes
Ionized water.
8. a kind of method using the described in any item ternary compound oxides processing Methyl Orange in Wastewater of claim 1-7, special
Sign is: the ternary compound oxides being suspended in Methyl Orange in Wastewater and are handled.
9. handling the method containing Methyl Orange in Wastewater according to claim 8, it is characterised in that: in the ratio of 0.4-4g/L to first
The ternary compound oxides are added in base orange waste water, then stirring at normal temperature handles 0.5-2h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710356033.3A CN107055731B (en) | 2017-05-19 | 2017-05-19 | A kind of ternary compound oxides and its preparation method and application of efficient process Methyl Orange in Wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710356033.3A CN107055731B (en) | 2017-05-19 | 2017-05-19 | A kind of ternary compound oxides and its preparation method and application of efficient process Methyl Orange in Wastewater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107055731A CN107055731A (en) | 2017-08-18 |
| CN107055731B true CN107055731B (en) | 2019-04-30 |
Family
ID=59610381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710356033.3A Expired - Fee Related CN107055731B (en) | 2017-05-19 | 2017-05-19 | A kind of ternary compound oxides and its preparation method and application of efficient process Methyl Orange in Wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107055731B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109987622B (en) * | 2019-04-10 | 2021-07-30 | 宁波大学 | Cobalt-doped lanthanum molybdate micro-nano material and preparation method thereof |
| CN110759457A (en) * | 2019-10-30 | 2020-02-07 | 武汉大学 | Method for removing organic pollutants in water based on perovskite oxide |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307538A (en) * | 2014-10-13 | 2015-01-28 | 东南大学 | Preparation and application methods of high-efficiency composite photocatalytic material |
| CN105498770A (en) * | 2015-11-30 | 2016-04-20 | 湖北工业大学 | Catalyst composition for degrading methylene blue dye in waste water as well as preparation method and application thereof |
| CN105561917A (en) * | 2015-12-22 | 2016-05-11 | 盐城工学院 | Dye wastewater decoloring agent and preparation method and application thereof |
| US9499414B1 (en) * | 2015-04-30 | 2016-11-22 | King Fahd University Of Petroleum And Minerals | Method of dye removal from wastewater |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9700882B2 (en) * | 2015-07-01 | 2017-07-11 | Umm AI-Qura University | Zinc-based nanohybrids, devices and methods thereof |
-
2017
- 2017-05-19 CN CN201710356033.3A patent/CN107055731B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307538A (en) * | 2014-10-13 | 2015-01-28 | 东南大学 | Preparation and application methods of high-efficiency composite photocatalytic material |
| US9499414B1 (en) * | 2015-04-30 | 2016-11-22 | King Fahd University Of Petroleum And Minerals | Method of dye removal from wastewater |
| CN105498770A (en) * | 2015-11-30 | 2016-04-20 | 湖北工业大学 | Catalyst composition for degrading methylene blue dye in waste water as well as preparation method and application thereof |
| CN105561917A (en) * | 2015-12-22 | 2016-05-11 | 盐城工学院 | Dye wastewater decoloring agent and preparation method and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107055731A (en) | 2017-08-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Sarria et al. | Degradation of a biorecalcitrant dye precursor present in industrial wastewaters by a new integrated iron (III) photoassisted–biological treatment | |
| Hameed et al. | Photocatalytic degradation of Acid Red 1 dye using ZnO catalyst in the presence and absence of silver | |
| CN102161526B (en) | Application of magnesium oxide-loaded ferrocobalt metal magnetic nanometer material on degrading orange colour II in wastewater | |
| CN106881111A (en) | Composite bismuth vanadium photocatalyst of cuprous oxide and silver-colored mutual load and its preparation method and application | |
| CN107055731B (en) | A kind of ternary compound oxides and its preparation method and application of efficient process Methyl Orange in Wastewater | |
| CN105944744A (en) | Visible light response type composite light catalyst with high mineralization rate for bisphenol A | |
| CN109999890A (en) | A kind of ferro-cobalt bimetallic original position doping MCM-41 catalyst and its preparation method and application | |
| CN109261172A (en) | A kind of preparation method and purposes of bismuth oxyiodide/bismuth oxybromide heterojunction photocatalyst | |
| CN108043447A (en) | A kind of photochemical catalyst preparation method and application | |
| CN105344379B (en) | A kind of hydrotalcite load FePC visible ray fenton catalyst and its preparation method and application | |
| CN110272110A (en) | A kind of iodo drug degradation method based on MOF template | |
| Bahmani et al. | BiFeO3–BiOI impregnation to UiO-66 (Zr/Ti) as a promising candidate visible-light-driven photocatalyst for boosting urea photodecomposition in a continuous flow-loop thin-film slurry flat-plate photoreactor | |
| CN108671951A (en) | A kind of nitridation carbon composite photocatalyst and its preparation method and application | |
| CN108686658A (en) | A kind of C-QDs-Fe2O3/TiO2Composite photo-catalyst and preparation method thereof | |
| CN104383914A (en) | Eu <3+> doped gamma-Bi2MoO6 photocatalyst and preparing method thereof | |
| CN109107608A (en) | A kind of paranitrobenzoic acid Complexes of Uranyl photochemical catalyst and preparation method thereof | |
| CN109603817A (en) | A kind of manganese oxide catalyst and preparation method thereof that catalysis ozone decomposes | |
| CN104016515A (en) | Method for treating printing and dyeing wastewater by photocatalytic oxidation | |
| CN107233891B (en) | A kind of photochemical catalyst preparation method and its processing method handling phenolic waste water | |
| CN107684914A (en) | A kind of magnetic Bi2MoO6/CuFe2O4Composite photocatalyst material and preparation method thereof | |
| CN107601617A (en) | The method and its device of a kind of ultrasound/photocatalytic degradation rhodamine B | |
| CN109894123A (en) | A kind of preparation method and application of supported bismuth tungstate photocatalyst | |
| CN113663737B (en) | CMC-Fe-based microsphere, and preparation method and application thereof | |
| CN108772101A (en) | A kind of efficient metal complex molecule catalyst and its preparation and application | |
| CN104801320B (en) | Bismuthyl fluorite photochemical catalyst and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190404 Address after: 721013 No. 1 High-tech Avenue, Baoji High-tech Zone, Shaanxi Province Applicant after: BAOJI UNIVERSITY OF ARTS AND SCIENCES Address before: 721000 high tech Avenue 63, Weibin high tech Zone, Baoji, Shaanxi Applicant before: Baoji Jindeli New Material Co. Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190430 Termination date: 20210519 |