Nothing Special   »   [go: up one dir, main page]

CN109225305A - A kind of preparation method of porous cheap metal base ozone catalytic activator - Google Patents

A kind of preparation method of porous cheap metal base ozone catalytic activator Download PDF

Info

Publication number
CN109225305A
CN109225305A CN201811255130.4A CN201811255130A CN109225305A CN 109225305 A CN109225305 A CN 109225305A CN 201811255130 A CN201811255130 A CN 201811255130A CN 109225305 A CN109225305 A CN 109225305A
Authority
CN
China
Prior art keywords
porous
ozone catalytic
metal base
preparation
catalytic activator
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.)
Pending
Application number
CN201811255130.4A
Other languages
Chinese (zh)
Inventor
卞兆勇
马宁
张占勋
梁琪
王辉
张梦
潘恬豪
柴云
范飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Wanbangda Environmental Protection Technology Co Ltd
Beijing Normal University
Original Assignee
Beijing Wanbangda Environmental Protection Technology Co Ltd
Beijing Normal University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Wanbangda Environmental Protection Technology Co Ltd, Beijing Normal University filed Critical Beijing Wanbangda Environmental Protection Technology Co Ltd
Priority to CN201811255130.4A priority Critical patent/CN109225305A/en
Publication of CN109225305A publication Critical patent/CN109225305A/en
Pending legal-status Critical Current

Links

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
    • B01J27/24—Nitrogen compounds
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/78—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali- or alkaline earth metals
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/613—10-100 m2/g
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/615—100-500 m2/g
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/643—Pore diameter less than 2 nm
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/647—2-50 nm
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/651—50-500 nm
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/653—500-1000 nm
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/657—Pore diameter larger than 1000 nm
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • B01J37/082—Decomposition and pyrolysis
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/12—Oxidising
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/16—Reducing
    • 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
    • C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • 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
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • 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
    • C02F2101/34—Organic compounds containing oxygen
    • C02F2101/345—Phenols
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)

Abstract

The invention discloses a kind of preparation methods of porous cheap metal base ozone catalytic activator, the porous ozone catalytic activator is made of the controllable porous material matrix in aperture, and the porous material matrix includes that metal oxide precursor, inorganic skeleton material and auxiliary agent are prepared through following steps: metal oxide precursor being dissolved in water and is prepared into slurry；Inorganic skeleton material and auxiliary agent are ground into powder, then slurry is uniformly added into the powder, mud powder is made；Resulting mud powder is squeezed or mechanical roll forms；Moulding material is put into drying in baking oven, drying to moisture is lower than 5%；By the moulding material roasting after drying, the product prepared by is porous cheap metal base ozone catalytic activator.

Description

A kind of preparation method of porous cheap metal base ozone catalytic activator
Technical field
The present invention relates to a kind of preparation methods of porous cheap metal base ozone catalytic activator.
Background technique
Ozone has very strong oxidation susceptibility, can aoxidize numerous organic matters in water, therefore, ozonation technology is in water process Field is concerned.But there is certain deficiencies for traditional ozone oxidation, if the solubility of ozone in water is low, the utilization of ozone Rate is low, and reacting with organic matter has very strong selectivity, and reaction rate is there are larger difference, and oxidation effectiveness is unstable etc.；This Its application is limited to a certain extent.
A kind of preparation of Refinery Wastewater ozone catalytic oxidation catalyst disclosed in Publication No. CN101982237A Method, this method are granulated, are conserved, are dried, are roasted using the mixture that amorphous alumina is formed with FeOOH powder Finished catalyst is obtained after burning, the preparation method of the catalyst is easy and environmentally protective, however, refining oil using the catalyst treatment The service life of catalyst is short when waste water, and the performances such as catalytic efficiency are bad.Involved by Publication No. CN102923913A And catalyst treatment refinery(waste) water when there is also the defects that above-mentioned catalyst service life is short and catalytic performance is bad.
Summary of the invention
In order to solve the above-mentioned technical problem, the object of the present invention is to provide a kind of porous cheap metal base ozone catalytics to activate The preparation method of agent.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of preparation method of porous cheap metal base ozone catalytic activator, the porous ozone catalytic activator is by hole The controllable porous material matrix of diameter is constituted, and the porous material matrix includes metal oxide precursor, inorganic skeleton material Material and auxiliary agent are prepared through following steps:
(1) metal oxide precursor is dissolved in water and is prepared into slurry；
(2) inorganic skeleton material and auxiliary agent are ground into powder, the slurry of step (1) is then uniformly added into the powder In mud powder is made；
(3) resulting mud powder is squeezed or mechanical roll forms；
(4) moulding material of step (3) is put into drying in baking oven, drying to moisture is lower than 5%；
(5) moulding material after drying is roasted, the product prepared by is that porous cheap metal base ozone catalytic is living Agent.
Further, the metal oxide precursor be iron, cobalt, nickel, copper, manganese, selenium, magnesium, titanium, chromium, cadmium nitrate, One or more of carbonate or oxide mixture.
Further, the weight percent that the metal oxide accounts for total amount is 1-35%, and inorganic skeleton material accounts for always The weight percent of amount is 60-99%, and the weight percent that auxiliary agent accounts for total amount is 0.1-5%.
Further, the inorganic skeleton material be bentonite, calcite, talcum powder, graphite powder, coal dust, bauxite, One of montmorillonite, kaolin, aluminium oxide, diaspore material or a variety of mixtures.
Further, the auxiliary agent is sodium bicarbonate, ammonium hydrogen carbonate, precipitated calcium carbonate, potassium alum, ammonia-alum, phosphoric acid One or more of hydrogen calcium, potassium hydrogen tartrate, polystyrene microsphere, poly (methyl methacrylate) micro-sphere mixture.
Further, step (4) drying to moisture is lower than 2%.
Further, the maturing temperature in the step (5) is 350-1100 DEG C, time 0.5-5h.
Further, the roasting is sintered in reduction or oxidizing atmosphere.
Further, molding material is sphere, partial size 1-20mm in the step (3).
Compared with prior art, advantageous effects of the invention
The porous ozone catalytic activator for being applied to COD in removal waste water of the invention has ozone oxidation efficiency height, urges Agent chemical stability is good, high mechanical strength and has the characteristics that long service life, can be widely applied at industrial wastewater Reason, mine are smelted, are electroplated, electronics produces, in printing and dyeing garment making industry, can also be applied to municipal sewage, river, lake and other ground The improvement being lauched.
Specific embodiment
A kind of preparation method of porous cheap metal base ozone catalytic activator, the porous ozone catalytic activator is by hole The controllable porous material matrix of diameter is constituted, and the porous material matrix includes metal oxide precursor, inorganic skeleton material Material and auxiliary agent are prepared through following steps:
(1) metal oxide precursor is dissolved in water and is prepared into slurry, concentration 5-40%；
(2) inorganic skeleton material and auxiliary agent are ground into powder, the slurry of step (1) is then uniformly added into the powder In mud powder is made；
(3) resulting mud powder is squeezed or machinery rolls the sphere for being 1-20mm at partial size；
(4) sphere of step (3) is put into drying in baking oven, drying to moisture is lower than 2%；
(5) by after drying sphere roast, maturing temperature be 350-1100 DEG C, time 0.5-5h, while in reduction or It is sintered in person's oxidizing atmosphere, the product prepared by is porous cheap metal base ozone catalytic activator.
Wherein: the metal oxide precursor is iron, cobalt, nickel, copper, manganese, selenium, magnesium, titanium, chromium, the nitrate of cadmium, carbonic acid One or more of salt or oxide mixture；The inorganic skeleton material be bentonite, calcite, talcum powder, One of graphite powder, coal dust, bauxite, montmorillonite, kaolin, aluminium oxide, diaspore material or a variety of mixtures；Institute The auxiliary agent stated is sodium bicarbonate, ammonium hydrogen carbonate, precipitated calcium carbonate, potassium alum, ammonia-alum, calcium monohydrogen phosphate, potassium hydrogen tartrate, polyphenyl One or more of ethylene microballoon, poly (methyl methacrylate) micro-sphere mixture.
The weight percent that the metal oxide accounts for total amount is 1-35%, and the inorganic skeleton material accounts for the hundred of total amount Divide than being 60-99%, the percentage that the auxiliary agent accounts for total amount is 0.1-5%.
Preferably, metal oxide 18%, inorganic skeleton material 80%, auxiliary agent 2%；Alternatively, metal oxide 2%, nothing Machine framework material 95%, auxiliary agent 3%；Alternatively, metal oxide 30%, inorganic skeleton material 65%, auxiliary agent 5%.
Embodiment 1
A kind of preparation method of porous cheap metal base ozone catalytic activator, the porous ozone catalytic activator is by hole The controllable porous material matrix of diameter is constituted, and the porous material matrix includes ferric nitrate 18%, bentonite 80% and carbonic acid Hydrogen sodium 3% is prepared through following steps:
(1) slurry, concentration 20% is made by ferric nitrate is soluble in water；
(2) powder is made by ball mill in bentonite and sodium bicarbonate, resulting slurry is then uniformly added into gained Powder in mud powder is made；
(3) mud powder passes through extruder extrusion forming or the mechanical particle rolled at partial size for 12mm；
(4) resulting particle is put into drying in baking oven, drying to moisture is lower than 2%；
(5) finally the particle after drying is put into electric furnace and is roasted, the temperature of electric furnace is controlled at 500 DEG C, roasting Between be 4h, and be sintered in reduction or oxidizing atmosphere, so that required product, the as porous cheap metal base of the application be made Ozone catalytic activator.
Embodiment 2
A kind of preparation method of porous cheap metal base ozone catalytic activator, the porous ozone catalytic activator is by hole The controllable porous material matrix of diameter is constituted, the porous material matrix include ferric nitrate and copper carbonate 1:1 mixture 2%, Calcite 95% and potassium alum 3% are prepared through following steps:
(1) slurry, concentration 30% is made by ferric nitrate and copper carbonate 1:1 mixture are soluble in water；
(2) powder is made by ball mill in calcite and potassium alum, be then uniformly added into resulting slurry resulting Mud powder is made in powder；
(3) mud powder passes through extruder extrusion forming or the mechanical particle rolled at partial size for 10mm；
(4) resulting particle is put into drying in baking oven, drying to moisture is lower than 2%；
(5) finally the particle after drying is put into electric furnace and is roasted, the temperature of electric furnace is controlled at 640 DEG C, roasting Between be 3h, and be sintered in reduction or oxidizing atmosphere, so that required product, the as porous cheap metal base of the application be made Ozone catalytic activator.
The partial size of porous cheap metal base ozone catalytic activator prepared by preparation method according to the application is 1- 20mm, porosity 10-80%, aperture 1nm-5000nm, specific surface area are 10-200 ㎡/g.It is applied to removal waste water The porous ozone catalytic activator of middle COD has that ozone oxidation efficiency is high, catalyst chemical stability is good, high mechanical strength, simultaneously And have the characteristics that long service life, it can be widely applied to Industrial Wastewater Treatment, mine smelts, plating, electronics production, printing and dyeing In garment making industry, the improvement of municipal sewage, river, lake and other underground water can also be applied to.
Test example
Preparation phenol concentration is 200mg L-1Phenol solution, COD are 476.1mg L-1, 100ml phenol solution is placed on instead It answers in device, the porous cheap metal base ozone catalytic activator of preparation is added, and be passed through ozonation aerated 30min, every 10min Sampling.Phenol concentration is measured using high performance liquid chromatography.The concentration of phenol has already decreased to 4mg L after reaction 30min-1Below； Using the COD concentration after the measurement reaction of COD Quick testing instrument, test result shows that COD value is after reacting 30min to be reduced to 50mg L-1Below.
Test result show the removal efficiency of phenol in the phenol solution of preparation up to 98% or more, it is quiet by 10 batches After state experiment, removal efficiency is not substantially reduced.And in waste water COD removal rate up to 89% or more.
Embodiment described above is only that preferred embodiment of the invention is described, and is not carried out to the scope of the present invention It limits, without departing from the spirit of the design of the present invention, those of ordinary skill in the art make technical solution of the present invention Various changes and improvements, should all fall into claims of the present invention determine protection scope in.

Claims (9)

1. a kind of preparation method of porous cheap metal base ozone catalytic activator, it is characterised in that: the porous ozone catalytic Activator is made of the controllable porous material matrix in aperture, the porous material matrix include metal oxide precursor, Inorganic skeleton material and auxiliary agent are prepared through following steps:
(1) metal oxide precursor is dissolved in water and is prepared into slurry；
(2) inorganic skeleton material and auxiliary agent are ground into powder, then the slurry of step (1) is uniformly added into the powder and is made At mud powder；
(3) resulting mud powder is squeezed or mechanical roll forms；
(4) moulding material of step (3) is put into drying in baking oven, drying to moisture is lower than 5%；
(5) moulding material after drying is roasted, the product prepared by is porous cheap metal base ozone catalytic activator.
2. the preparation method of porous cheap metal base ozone catalytic activator according to claim 1, it is characterised in that: institute Stating metal oxide precursor is in iron, cobalt, nickel, copper, manganese, selenium, magnesium, titanium, chromium, the nitrate of cadmium, carbonate or oxide One or more kinds of mixtures.
3. the preparation method of porous cheap metal base ozone catalytic activator according to claim 1 or 2, feature exist In: the weight percent that the metal oxide accounts for total amount is 1-35%, and inorganic skeleton material accounts for the weight percent of total amount For 60-99%, the weight percent that auxiliary agent accounts for total amount is 0.1-5%.
4. the preparation method of porous cheap metal base ozone catalytic activator according to claim 1, it is characterised in that: institute The inorganic skeleton material stated is bentonite, calcite, talcum powder, graphite powder, coal dust, bauxite, montmorillonite, kaolin, oxidation One of aluminium, diaspore material or a variety of mixtures.
5. the preparation method of porous cheap metal base ozone catalytic activator according to claim 1, it is characterised in that: institute The auxiliary agent stated is sodium bicarbonate, ammonium hydrogen carbonate, precipitated calcium carbonate, potassium alum, ammonia-alum, calcium monohydrogen phosphate, potassium hydrogen tartrate, polyphenyl One or more of ethylene microballoon, poly (methyl methacrylate) micro-sphere mixture.
6. the preparation method of porous cheap metal base ozone catalytic activator according to claim 1, it is characterised in that: institute Step (4) drying is stated to moisture lower than 2%.
7. the preparation method of porous cheap metal base ozone catalytic activator according to claim 1, it is characterised in that: institute Stating the maturing temperature in step (5) is 350-1100 DEG C, time 0.5-5h.
8. the preparation method of porous cheap metal base ozone catalytic activator according to claim 1 or claim 7, feature exist In: the roasting is sintered in reduction or oxidizing atmosphere.
9. the preparation method of porous cheap metal base ozone catalytic activator according to claim 1, it is characterised in that: institute Stating molding material in step (3) is sphere, partial size 1-20mm.
CN201811255130.4A 2018-10-26 2018-10-26 A kind of preparation method of porous cheap metal base ozone catalytic activator Pending CN109225305A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811255130.4A CN109225305A (en) 2018-10-26 2018-10-26 A kind of preparation method of porous cheap metal base ozone catalytic activator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811255130.4A CN109225305A (en) 2018-10-26 2018-10-26 A kind of preparation method of porous cheap metal base ozone catalytic activator

Publications (1)

Publication Number Publication Date
CN109225305A true CN109225305A (en) 2019-01-18

Family

ID=65082112

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811255130.4A Pending CN109225305A (en) 2018-10-26 2018-10-26 A kind of preparation method of porous cheap metal base ozone catalytic activator

Country Status (1)

Country Link
CN (1) CN109225305A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115709057A (en) * 2022-10-20 2023-02-24 北京中电加美环保科技有限公司 Ozone oxidation catalyst for industrial wastewater treatment and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1555254A1 (en) * 2002-10-23 2005-07-20 Ngk Insulators, Ltd. Method for manufacturing porous honeycomb structure and honeycomb body
CN105498777A (en) * 2015-12-06 2016-04-20 苏州科环环保科技有限公司 Preparation method of metal loaded catalyst with aluminum silicate as carrier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1555254A1 (en) * 2002-10-23 2005-07-20 Ngk Insulators, Ltd. Method for manufacturing porous honeycomb structure and honeycomb body
CN105498777A (en) * 2015-12-06 2016-04-20 苏州科环环保科技有限公司 Preparation method of metal loaded catalyst with aluminum silicate as carrier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115709057A (en) * 2022-10-20 2023-02-24 北京中电加美环保科技有限公司 Ozone oxidation catalyst for industrial wastewater treatment and preparation method thereof
CN115709057B (en) * 2022-10-20 2023-10-27 北京中电加美环保科技有限公司 Ozone oxidation catalyst for industrial wastewater treatment and preparation method thereof

Similar Documents

Publication Publication Date Title
Song et al. Facile one-step fabrication of carboxymethyl cellulose based hydrogel for highly efficient removal of Cr (VI) under mild acidic condition
Sun et al. Atrazine removal by peroxymonosulfate activated with magnetic CoFe alloy@ N-doped graphitic carbon encapsulated in chitosan carbonized microspheres
Li et al. Removal of Cr (VI) by polyaniline embedded polyvinyl alcohol/sodium alginate beads− Extension from water treatment to soil remediation
CN104495988B (en) The production method of ball-type iron-carbon micro-electrolysis filler
CN105036256A (en) Novel microelectrolysis filler, and preparation method and application thereof
CN104761024A (en) Efficient heterogeneous catalytic oxidation ferric-carbon micro-electrolysis packing and preparation method thereof
CN102659221A (en) Electro-catalytic oxidation material for wastewater treatment, preparation method and application
CN113559824B (en) Nitrogen-doped porous carbon material adsorbent for treating dye wastewater and preparation method and application thereof
CN104475037A (en) Porous material capable of removing total phosphorus in wastewater and preparation method of porous material
Guo et al. Co, Fe co-doped g-C3N4 composites as peroxymonosulfate activators under visible light irradiation for levofloxacin degradation: Characterization, performance and synergy mechanism
CN111389435A (en) Iron-carbon micro-electrolysis-Fenton-like catalytic system and application
Gou et al. Peroxymonosulfate activation through magnetic Fe3C/Fe doped biochar from natural loofah sponges for carbamazepine degradation
Abdelwahab et al. Preparation and characterization of eco-friendly poly (p-phenylenediamine) and its composite with chitosan for removal of copper ions from aqueous solutions
Ding et al. Sulfidized state and formation: enhancement of nanoscale zero-valent iron on biochar (S-nZVI/BC) in activating peroxymonosulfate for Acid Red 73 degradation
Chen et al. Fabrication of Chitin microspheres supported sulfidated nano zerovalent iron and their performance in Cr (VI) removal
Liu et al. Structural characterizations of zinc-copper silicate polymer (ZCSP) and its mechanisms of ozonation for removal of p-chloronitrobenzene in aqueous solution
CN109225305A (en) A kind of preparation method of porous cheap metal base ozone catalytic activator
CN107876053A (en) A kind of high intensity wastewater treatment catalyst and its preparation method and application
CN103979645B (en) A kind of making method of aluminium carbon copper micro-electrolysis stuffing
Wang et al. Insight into novel Fe3C/Mo2C@ carbonized polyaniline activated PMS for parachlorophenol degradation: Key roles of Mo2+, C= O bonds and N-doping
Tang et al. Preparation of nanoscale zero-valent metal for catalyzed clean oxidation of hydroxypropyl guar gum at a wide pH range
Tang et al. Selective and efficient extraction of iron from water systems with a recyclable phytate-polyaniline hydrogel
Yuan et al. Preparation of chitosan mesoporous membrane/halloysite composite for efficiently selective adsorption of Al (III) from rare earth ions solution through constructing pore structure on substrate
CN113582581B (en) Phosphorus removal material and preparation method thereof
CN107321325A (en) A kind of nano material of absorption effluent heavy metal 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
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190118