CN107020114A - The preparation method of ozone Heterogeneous oxidation solid catalyst - Google Patents

The preparation method of ozone Heterogeneous oxidation solid catalyst Download PDF

Info

Publication number
CN107020114A
CN107020114A CN201710274795.9A CN201710274795A CN107020114A CN 107020114 A CN107020114 A CN 107020114A CN 201710274795 A CN201710274795 A CN 201710274795A CN 107020114 A CN107020114 A CN 107020114A
Authority
CN
China
Prior art keywords
weight
component
solid catalyst
acetylacetone
pentanedione
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.)
Withdrawn
Application number
CN201710274795.9A
Other languages
Chinese (zh)
Inventor
朱明�
石小阳
王希雅
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.)
Sichuan Normal University
Original Assignee
Sichuan 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 Sichuan Normal University filed Critical Sichuan Normal University
Priority to CN201710274795.9A priority Critical patent/CN107020114A/en
Publication of CN107020114A publication Critical patent/CN107020114A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8933Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/898Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with vanadium, tantalum, niobium or polonium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/041Oxides or hydroxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/06Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/12Naturally occurring clays or bleaching earth
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/14Diatomaceous earth
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/20Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • B01J35/60
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08Heat treatment
    • B01J37/082Decomposition and pyrolysis
    • B01J37/084Decomposition of carbon-containing compounds into carbon
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08Heat treatment
    • B01J37/10Heat treatment in the presence of water, e.g. steam
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/281Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/725Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/78Treatment of water, waste water, or sewage by oxidation with ozone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00Aspects relating to sorbent materials
    • B01J2220/40Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/42Materials comprising a mixture of inorganic materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00Aspects relating to sorbent materials
    • B01J2220/40Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/48Sorbents characterised by the starting material used for their preparation
    • B01J2220/4806Sorbents characterised by the starting material used for their preparation the starting material being of inorganic character
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00Aspects relating to sorbent materials
    • B01J2220/40Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/48Sorbents characterised by the starting material used for their preparation
    • B01J2220/4812Sorbents characterised by the starting material used for their preparation the starting material being of organic character
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00Use of specific compounds during water treatment
    • C02F2305/02Specific form of oxidant

Abstract

The present invention relates to a kind of preparation method of ozone Heterogeneous oxidation solid catalyst, category environmental protection and technical field of chemical engineering catalysts.It is pure with diatom, kyanite, illite, raphite, shepardite and serpentinite make carrier after lithium hypochlorite and double (acetylacetone,2,4-pentanedione) beryllium reamings, add surfactant monoalky lether trimethyl ammonium chloride and activation process is carried out under ul-trasonic irradiation, then carrier in hydrothermal reaction kettle with composite mineralizer borax and potassium sulfate, catalytic activity auxiliary agent predecessor three (hexafluoroacetylacetone) yttrium (III) dihydrate, three cyclopentadiene promethiums, acetylacetone,2,4-pentanedione samarium, three (4, 4, (2 thiophene) 1 of 4 trifluoro 1, 3 diacetyl) europium, catalytic active center predecessor pyruvic acid isonicotinoyl hydrazone vanadium, cobalt edetate, zirconium carbonate ammonium and Tris(2,2'- bipyridyl) ruthenium (II) chloride hexahydrate, hydro-thermal reaction is carried out under the effect of emulsifying agent β hydroxyethyl dimethyls ammonium lauryl sulfate, drying is removed after moisture, calcination obtains ozone Heterogeneous oxidation solid catalyst in Muffle furnace.

Description

The preparation method of ozone Heterogeneous oxidation solid catalyst
Technical field
The present invention relates to a kind of preparation method of ozone Heterogeneous oxidation solid catalyst, category environmental protection and chemical catalyst skill Art field.
Background technology
Ozonation technology using ozone oxidation ability it is strong the characteristics of, can be by many organic pollution oxidation Decompositions, extensively For wastewater treatment.Catalytic ozonation technology is divided into ozone homogeneous catalytic oxidation and ozone heterogeneous catalytic oxidation, and ozone is equal Phase catalysis oxidation has that the more difficult separation and recovery of catalyst is reused, ozone utilization rate is low causes water process operating cost higher, Organic pollutant removal rate is relatively low simultaneously and easily causing secondary pollution of water is limited to its application;Ozone heterogeneous catalysis oxygen There is change technology catalyst to be easily isolated and recycled and reusable, ozone utilization rate is high, organic pollutant removal rate is higher, drop Low water process operating cost and receive significant attention its application the advantages of do not result in secondary pollution.Ozone heterogeneous catalysis It is to reach local organic matter enrichment by catalyst surface absorption organic matter that oxidation of organic compounds, which is decomposed, while ozone molecule absorption exists The hydroxyl radical free radical that catalyst surface produces high activity under catalyst action decomposes organic matter.Ozone heterogeneous catalytic oxidation Handle in waste water technology, core technology is the preparation of ozone Heterogeneous oxidation solid catalyst.
Ozone Heterogeneous oxidation solid catalyst is generally made up of carrier, activated centre and auxiliary agent.Due to being polluted in waste water Species are various, complex chemical composition feature, can produce harmful effect to performance such as absorption, the mithridatism of catalyst. Prepare that the carrier structure that ozone Heterogeneous oxidation solid catalyst uses is more single at present, adsorptivity is relatively low;Activated centre is universal Using normal transition metal salt, mithridatism is poor;Preparation method mainly has infusion process, the precipitation method, mixing method and collosol and gel etc. Method attachment activity center and adjuvant component are easily liquated out in carrier surface, activated centre and adjuvant component, cause catalyst Easily lose catalytic activity.For exist in current ozone Heterogeneous oxidation solid catalyst preparation method Catalyst Adsorption compared with Low, mithridatism is poor and easily loses catalytic activity problem, and exploitation is strengthened using multicomponent porous carrier through reaming, surface active Catalyst Adsorption, makees catalytic activity auxiliary agent predecessor, normal transition Organometallic using Rare-earth chemicals and closes Thing and precious metal chemical complex are made catalytic active center predecessor and contained with multicomponent porous carrier through hydro-thermal reaction, high temperature sintering preparation The ozone Heterogeneous oxidation solid catalyst of multi-element metal has to improve the preparation method of catalyst mithridatism and catalytic activity Larger environmental benefit and higher practical value.
The content of the invention
For existing in current ozone Heterogeneous oxidation solid catalyst preparation method, Catalyst Adsorption is relatively low, mithridatism Poor to lose catalytic activity problem with easy, exploitation strengthens catalyst using multicomponent porous carrier through reaming, surface active Adsorptivity, catalytic activity auxiliary agent predecessor, normal transition metallo-organic compound and expensive are made using Rare-earth chemicals Metallic compound is made catalytic active center predecessor and prepared with multicomponent porous carrier through hydro-thermal reaction, high temperature sintering containing polynary gold The ozone Heterogeneous oxidation solid catalyst of category to improve the preparation method of catalyst mithridatism and catalytic activity, it is characterized in that Component A can be added in closed reactor and deionized water stirring prepares the aqueous solution, the weight concentration for control component A is 2%~6%, After the completion of prepared by solution, B component is added under agitation, 35 DEG C~50 DEG C are warming up to, continues stirring reaction 3h~6h, is filtered, instead Product is answered to obtain reaming modified support after 102 DEG C~106 DEG C dry constant weights;Reaming modified support puts into ultrasound reactor, The aqueous solution prepared by component C and deionized water is added, the weight concentration of component C is 3%~8%, is uniformly mixed, and control is super Sound power density is 0.3~0.8W/m3, frequency 20kHz~30kHz, 40 DEG C~55 DEG C, sonic oscillation 2h~5h obtains ultrasound Surface active carrier mixed liquor;Ultrasonic surface activated carrier mixed liquor is transferred in hydrothermal reaction kettle, add D components and go from The aqueous solution that sub- water is prepared, the weight concentration of D components is 40%~55%, by weight, D component deionized water solutions:Ultrasonic table Weight ratio=1 of face activated carrier mixed liquor:(1.5~2), control 120 DEG C~180 DEG C of temperature, the hydro-thermal reaction time be 8h~ 16h, then dries to obtain fine particle;Fine particle is in Muffle furnace, 600 DEG C~950 DEG C, and calcination 3h~8h obtains ozone non- Homogeneous oxidizing solid catalyst.The component A is made up of lithium hypochlorite, double (acetylacetone,2,4-pentanedione) berylliums, by weight, lithium hypochlorite: Weight ratio=1 of double (acetylacetone,2,4-pentanedione) berylliums:(1~1.6), B component is by diatom is pure, kyanite, illite, raphite, water magnesium Stone, serpentinite composition, by weight, diatom is pure:Kyanite:Illite:Raphite:Shepardite:The weight ratio of serpentinite= (5~15):(7~17):(9~19):(11~21):(13~23):(15~25), by weight, component A:The weight of B component The ratio between=1:(10~20), component C is monoalky lether trimethyl ammonium chloride, by weight, component C:The weight of reaming modified support The ratio between=1:(5~10), D components are by composite mineralizer borax, the potassium sulfate, (hexafluoroacetylacetonate of catalytic activity auxiliary agent predecessor three Ketone) yttrium (III) dihydrate, three cyclopentadiene promethiums, acetylacetone,2,4-pentanedione samarium, three (4,4,4- tri- fluoro- 1- (2- thiophene) -1,3- fourths two Ketone) europium Rare-earth chemicals, the different nicotinoyl of catalytic active center predecessor normal transition metallo-organic compound pyruvic acid Hydrazone vanadium, cobalt edetate, zirconium carbonate ammonium and precious metal chemical complex Tris(2,2'- bipyridyl) ruthenium (II) chloride hexahydrate, emulsifying agent beta-hydroxyethyl two Methyl ammonium lauryl sulfate is constituted, by weight, borax:Potassium sulfate:Three (hexafluoroacetylacetone) yttrium (III) dihydrates: Three cyclopentadiene promethiums:Acetylacetone,2,4-pentanedione samarium:Three (4,4,4- tri- fluoro- 1- (2- thiophene) -1,3- diacetyl) europiums:Pyruvic acid isonicotinoyl hydrazone Vanadium:Cobalt edetate:Zirconium carbonate ammonium:Tris(2,2'- bipyridyl) ruthenium (II) chloride hexahydrate:Beta-hydroxyethyl dimethyl dodecyl base ammonium sulfate Weight ratio=(4~8):(6~10):(3~6):(4~7):(5~8):(6~9):(10~15):(12~18):(4~7): (6~9):(6~20).The diatom of the B component is pure, kyanite, illite, raphite, shepardite, serpentinite are carried out respectively Crush, deionized water washing, which is dried, to be removed after moisture, and -200 mesh ,+400 mesh sieves point are carried out through standard screen, control the particle diameter to be The mm of 0.0370mm~0.0750.
What the technical method of the present invention was realized in:Lithium hypochlorite LiClO, double (second can be being added in closed reactor Acyl acetone) beryllium C10H14BeO4The aqueous solution is prepared with deionized water stirring, it is 0.0370mm~0.0750mm to add particle diameter after screening Diatom is pure, kyanite, illite, raphite, shepardite and serpentinite porous material carrier, in certain temperature and stirring bar Under part, the small Be of aqueous solution Ionic Radius2+(0.31Å)、Li+(0.60Å)Displace part ion radius in porous material big Ca2+(0.99Å)、K+(1.33Å)、Ba2+(1.35Å)Plasma, the aperture of porous material carrier becomes big, surface roughness increasing Plus, filtering dries the reaming modified support input ultrasound reactor after constant weight, adds monoalky lether trimethyl ammonium chloride C12H25O(CH2CH2O)3N+(CH3)3Cl-The aqueous solution, when control ultrasonic power density, ultrasonic frequency, temperature and sonic oscillation Between, under ultrasonic cavitation effect, monoalky lether trimethyl ammonium chloride C12H25O(CH2CH2O)3N+(CH3)3Cl-It is easy to from water-soluble Liquid escapes into reaming modified support duct or is attached to reaming modified support surface, be beneficial to carrier duct be interconnected and Carrier surface is activated, and enhances adsorptivity;After the completion of ultrasonic activation, ultrasonic surface activated carrier mixed liquor is transferred to hydro-thermal reaction In kettle, with borax Na2B4O7·10H2O, potassium sulfate K2SO4The composite mineralizer, (hexafluoroacetylacetonate of catalytic activity auxiliary agent predecessor three Ketone) yttrium (III) dihydrate C15H3F18O6Y·2H2O, three cyclopentadiene promethium Pm (C5H5)3, acetylacetone,2,4-pentanedione samarium C15H25O8Sm, three (4,4,4- tri- fluoro- 1- (2- thiophene) -1,3- diacetyl) europium C24H18EuF9O6S3In Rare-earth chemicals, catalytic activity Heart component predecessor normal transition metallo-organic compound pyruvic acid isonicotinoyl hydrazone vanadium [VO2(C9H8N3O5)] (C5H5N), grape Saccharic acid cobalt C12H22 O14Co, zirconium carbonate ammonium (NH4)2·C2H2O8Zr and precious metal chemical complex Tris(2,2'- bipyridyl) ruthenium (II) chloride hexahydrate (C10H8N2)3Cl2Ru·(H2O)6, in emulsifying agent beta-hydroxyethyl dimethyl dodecyl base ammonium sulfate [C12H25N(CH3)2CH2CH2OH]+CH3SO4 -Effect is lower to carry out hydro-thermal reaction, and mineralizer accelerates diffusion, activates reactant lattice, promotes The progress of solid phase reaction, it is ultrasonic surface activated carrier and Rare-earth chemicals, normal transition metallo-organic compound, expensive Metallic compound Uniform Doped, emulsifying agent beta-hydroxyethyl dimethyl dodecyl base ammonium sulfate makes reaction solution form quasi-stationary emulsion Separation of solid and liquid, sedimentation are prevented, while to the further surface active of porous carrier, by anti-in certain temperature, the hydro-thermal of time Should, drying obtains the fine silt thing of Uniform Doped;The fine silt thing of Uniform Doped is therein through high temperature sintering in Muffle furnace Organic matter carbonization further enhances the microcellular structure of porous carrier, obtain porous carrier supported rare earth metal oxide, The ozone Heterogeneous oxidation solid catalyst of transition metal oxide and the catalytic active center of noble metal formation, improves catalysis The mithridatism and catalytic activity of agent.
Relative to art methods, outstanding feature of the present invention be in technology of preparing using diatom is pure, kyanite, Erie Stone, raphite, shepardite, serpentinite porous material make carrier, due to lithium hypochlorite LiClO and double (acetylacetone,2,4-pentanedione) berylliums C10H14BeO4Reaming effect, monoalky lether trimethyl ammonium chloride C12H25O(CH2CH2O)3N+(CH3)3Cl-, beta-hydroxyethyl diformazan Base ammonium lauryl sulfate [C12H25N(CH3)2CH2CH2OH]+CH3SO4 -To being interconnected and surface activation for duct;It is logical Cross hydro-thermal reaction and reach Rare-earth chemicals, normal transition metallo-organic compound and precious metal chemical complex and uniformly mix Miscellaneous and be attached in carrier surface and duct, high temperature sintering makes organic matter carbonization strengthen and form multi-level micropore knot In structure, the multi-element metal catalytic activity of porous carrier supported rare earth metal oxide, transition metal oxide and noble metal formation The heart is combined more firm with porous carrier, and the ozone Heterogeneous oxidation solid catalyst of preparation has stronger adsorptivity, polynary The cooperative effect of metal, stability and high activity that particularly doped precious metal has, can suppress metal catalytic activity component Liquate out, the mithridatism and catalytic activity of catalyst are improved, with good environmental benefit and economic benefit.
Embodiment
Embodiment 1:1.35g lithium hypochlorites, double (acetylacetone,2,4-pentanedione) berylliums of 1.65g, 140ml deionized waters, being added to volume is 500ml's can be uniformly mixed in closed reactor, and the weight concentration of the aqueous solution is 2.1%, lithium hypochlorite:Double (levulinics Ketone) beryllium weight ratio=1:1.2;Add deionized water wash to it is neutral, 103 DEG C dry remove -200 mesh of sieving after moisture~+ The 2.75g diatoms of 400 mesh standard sieves are pure, 3.75g kyanites, 4.75g illites, 5.75g raphites, 6.75g shepardites, The weight of 7.75g serpentinites, lithium hypochlorite and double (acetylacetone,2,4-pentanedione) berylliums(3g):The weight of porous material(31.5g)=1:10.5, 36 DEG C are warming up to, reaming modified support 31g is obtained after continuing stirring reaction 3.2h, filtering, 103 DEG C of dry constant weights;It is super in 500ml In sound wave reactor, put into reaming modified support 31g, add 3.25g monoalky lether trimethyl ammonium chlorides be dissolved in 100ml go from The aqueous solution of sub- water, the weight concentration of the aqueous solution is 3.1%, is uniformly mixed, monoalky lether trimethyl ammonium chloride (3.25g):Reaming modified support(31g )=1:9.5;It is 0.4W/m to control ultrasonic power density3, ultrasonic frequency 21kHz, temperature 41 DEG C of degree, sonic oscillation 2.2h;After the completion of ultrasonic activation, the ultrasonic surface activated carrier mixed liquor in ultrasound reactor is turned Move in 500ml hydrothermal reaction kettles, add by 2.1g boraxs, 3.05g potassium sulfates, 1.6g tri- (hexafluoroacetylacetone) yttrium (III) dihydrate, the cyclopentadiene promethiums of 2.05g tri-, 2.6g acetylacetone,2,4-pentanediones samarium, (fluoro- 1- (the 2- thiophenes of 4,4,4- tri- of 3.05g tri- Fen) -1,3- diacetyl) europium, 5.05g pyruvic acid isonicotinoyl hydrazones vanadium, 6.1g cobalt edetates, 2.05g zirconium carbonate ammoniums, 3.1g tri- It is water-soluble that pyridine ruthenic chloride hexahydrate, 3.05g beta-hydroxyethyls dimethyl dodecyl base ammonium sulfate and 50ml deionized waters are prepared Liquid, the weight concentration of the aqueous solution is 40.3%, the weight of the aqueous solution:The weight of ultrasonic surface activated carrier mixed liquor= 83.8g:134.25g=1:1.6,125 DEG C of temperature is controlled, the hydro-thermal reaction time is 8.3h, then dries to obtain fine silt thing for 105 DEG C; Fine silt thing is in Muffle furnace, 620 DEG C, calcination 3.2h, after cooling down, can obtain the ozone Heterogeneous oxidation of fine particle shape Solid catalyst.
Embodiment 2:0.24g lithium hypochlorites, double (acetylacetone,2,4-pentanedione) berylliums of 0.36g, 10ml deionized waters, being added to volume is 100ml's can be uniformly mixed in closed reactor, and the weight concentration of the aqueous solution is 5.7%, lithium hypochlorite:Double (levulinics Ketone) beryllium weight ratio=1:1.5;Add deionized water wash to it is neutral, 103 DEG C dry remove -200 mesh of sieving after moisture~+ The 1.45g diatoms of 400 mesh standard sieves are pure, 1.65g kyanites, 1.85g illites, 2.05g raphites, 2.25g shepardites, The weight of 2.45g serpentinites, lithium hypochlorite and double (acetylacetone,2,4-pentanedione) berylliums(0.6g):The weight of porous material(11.7g)=1: 19.5,48 DEG C are warming up to, reaming modified support 11.5g is obtained after continuing stirring reaction 5.8h, filtering, 105 DEG C of dry constant weights; In 100ml ultrasound reactors, reaming modified support 11.5g is put into, 2.2g monoalky lether trimethyl ammonium chlorides is added and is dissolved in The aqueous solution of 26ml deionized waters, the weight concentration of the aqueous solution is 7.8%, is uniformly mixed, monoalky lether trimethyl ammonia chloride Ammonium(2.2g):Reaming modified support(11.5g )=1:5.2;It is 0.7W/m to control ultrasonic power density3, ultrasonic frequency 54 DEG C of 29kHz, temperature, sonic oscillation 4.7h;After the completion of ultrasonic activation, the ultrasonic surface activated carrier in ultrasound reactor Mixed liquor is transferred in 100ml hydrothermal reaction kettles, is added by 0.78g boraxs, 0.97g potassium sulfates, (the hexafluoro acetyl of 0.58g tri- Acetone) yttrium (III) dihydrate, the cyclopentadiene promethiums of 0.67g tri-, 0.78g acetylacetone,2,4-pentanediones samarium, (the fluoro- 1- of 4,4,4- tri- of 0.87g tri- (2- thiophene) -1,3- diacetyl) europium, 1.48g pyruvic acid isonicotinoyl hydrazones vanadium, 1.77g cobalt edetates, 0.68g zirconium carbonate ammoniums, 0.87g Tris(2,2'- bipyridyl) ruthenium (II) chlorides hexahydrate, 1.98g beta-hydroxyethyls dimethyl dodecyl base ammonium sulfate and 10ml deionized waters are matched somebody with somebody The aqueous solution of system, the weight concentration of the aqueous solution is 53.3%, the weight of the aqueous solution:Ultrasonic surface activated carrier mixed liquor Weight=21.43g:39.7g=1:1.9,175 DEG C of temperature is controlled, the hydro-thermal reaction time is 15.5h, then dries to obtain fine powder for 105 DEG C Grain thing;Fine silt thing is in Muffle furnace, 930 DEG C, calcination 7.5h, after cooling down, and the ozone that can obtain fine particle shape is non- Phase oxidation solid catalyst.

Claims (2)

1. a kind of preparation method of ozone Heterogeneous oxidation solid catalyst, it is characterized in that A groups can added in closed reactor Divide and deionized water stirring prepares the aqueous solution, the weight concentration for controlling component A is 2%~6%, after the completion of prepared by solution, in stirring Lower addition B component, is warming up to 35 DEG C~50 DEG C, continues stirring reaction 3h~6h, and filtering, reaction product is dry at 102 DEG C~106 DEG C Reaming modified support is obtained after dry constant weight, reaming modified support input ultrasound reactor, addition is matched somebody with somebody by component C and deionized water The aqueous solution of system, the weight concentration of component C is 3%~8%, is uniformly mixed, and it is 0.3~0.8W/ to control ultrasonic power density m3, frequency 20kHz~30kHz, 40 DEG C~55 DEG C, sonic oscillation 2h~5h obtains ultrasonic surface activated carrier mixed liquor, transfer Into hydrothermal reaction kettle, the aqueous solution that D components and deionized water are prepared is added, the weight concentration of D components is 40%~55%, is pressed Weight meter, D component deionized water solutions:Weight ratio=1 of ultrasonic surface activated carrier mixed liquor:(1.5~2), control temperature 120 DEG C~180 DEG C, the hydro-thermal reaction time is 8h~16h, then dries to obtain fine silt thing, fine silt thing is in Muffle furnace, 600 DEG C~950 DEG C, calcination 3h~8h obtains ozone Heterogeneous oxidation solid catalyst;The component A by expanding agent lithium hypochlorite, Double (acetylacetone,2,4-pentanedione) beryllium compositions, by weight, lithium hypochlorite:Weight ratio=1 of double (acetylacetone,2,4-pentanedione) berylliums:(1~1.6), B groups Point by diatom is pure, kyanite, illite, raphite, shepardite and serpentinite are constituted, by weight, diatom is pure:Kyanite: Illite:Raphite:Shepardite:The weight ratio of serpentinite=(5~15):(7~17):(9~19):(11~21): (13~23):(15~25), by weight, component A:Weight ratio=1 of B component:(10~20), component C is monoalky lether three Ammonio methacrylate, by weight, component C:Weight ratio=1 of reaming modified support:(5~10), D components are by composite mineralizer Borax, potassium sulfate, catalytic activity auxiliary agent predecessor three (hexafluoroacetylacetone) yttrium (III) dihydrate, three cyclopentadiene promethiums, Acetylacetone,2,4-pentanedione samarium, three (4,4,4- tri- fluoro- 1- (2- thiophene) -1,3- diacetyl) europium Rare-earth chemicals, catalytic activity Center predecessor normal transition metallo-organic compound pyruvic acid isonicotinoyl hydrazone vanadium, cobalt edetate, zirconium carbonate ammonium and noble metal Compound Tris(2,2'- bipyridyl) ruthenium (II) chloride hexahydrate, emulsifying agent beta-hydroxyethyl dimethyl dodecyl base ammonium sulfate composition, by weight, Borax:Potassium sulfate:Isopropyl scandium oxide (III):Three (DPM dpm,dipivalomethane acid) gadoliniums:Ten water holmium oxalates:Three [double (trimethyl silane) amine of N, N-] erbium:Pyruvic acid isonicotinoyl hydrazone vanadium:Cobalt edetate:Zirconium carbonate ammonium:Terpyridyl chlorine Change ruthenium hexahydrate:The weight ratio of beta-hydroxyethyl dimethyl dodecyl base ammonium sulfate=(4~8):(6~10):(3~6):(4 ~7):(5~8):(6~9):(10~15):(12~18):(4~7):(6~9):(6~20).
2. according to claim 1 B component by diatom is pure, kyanite, illite, raphite, shepardite and serpentinite group Into diatom is pure, kyanite, illite, raphite, shepardite and serpentinite are crushed respectively, deionized water washing drying Remove after moisture, sieved through standard screen, it is 0.0370mm~0.0750mm to control particle diameter.
CN201710274795.9A 2017-04-25 2017-04-25 The preparation method of ozone Heterogeneous oxidation solid catalyst Withdrawn CN107020114A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710274795.9A CN107020114A (en) 2017-04-25 2017-04-25 The preparation method of ozone Heterogeneous oxidation solid catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710274795.9A CN107020114A (en) 2017-04-25 2017-04-25 The preparation method of ozone Heterogeneous oxidation solid catalyst

Publications (1)

Publication Number Publication Date
CN107020114A true CN107020114A (en) 2017-08-08

Family

ID=59527092

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710274795.9A Withdrawn CN107020114A (en) 2017-04-25 2017-04-25 The preparation method of ozone Heterogeneous oxidation solid catalyst

Country Status (1)

Country Link
CN (1) CN107020114A (en)

Similar Documents

Publication Publication Date Title
CN107020109A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107159234A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107042115A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107051486A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107051529A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107008420A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107020114A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107008352A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107008345A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107051474A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN106984327A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107029741A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107051478A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107051505A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107020119A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107051506A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107088420A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107020111A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107020113A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107020107A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107159232A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107008344A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107008437A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107051481A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst
CN107042116A (en) The preparation method of ozone Heterogeneous oxidation solid catalyst

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
WW01 Invention patent application withdrawn after publication

Application publication date: 20170808

WW01 Invention patent application withdrawn after publication