CN107159248A - The preparation method of ozone Heterogeneous oxidation solid catalyst - Google Patents

The preparation method of ozone Heterogeneous oxidation solid catalyst Download PDF

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CN107159248A
CN107159248A CN201710275852.5A CN201710275852A CN107159248A CN 107159248 A CN107159248 A CN 107159248A CN 201710275852 A CN201710275852 A CN 201710275852A CN 107159248 A CN107159248 A CN 107159248A
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weight
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solid catalyst
weight ratio
ozone heterogeneous
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朱明�
石小阳
周小澜
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Sichuan Normal University
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    • 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
    • B01J23/8953Catalysts 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 zinc, cadmium or mercury
    • 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
    • B01J20/20Solid 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
    • 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
    • B01J20/28Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • 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
    • 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
    • B01J37/34Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
    • B01J37/341Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
    • B01J37/343Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of ultrasonic wave energy

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.With perlite, albite, kaolin, red metal and stone, flyash and taking coal gangue as carrier are after lithium hypochlorite and double (acetylacetone,2,4-pentanedione) beryllium reamings, add N octadecyldimethyl N ' thmethylpropyl dichloride ammoniums 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 1, 1, 1 trifluoroacetylacetone (TFA) neodymium, three (2, 2, 6, 6 tetramethyls 3, 5 heptadione acid) gadolinium, three (6, 6, 7, 7, 8, 8, 8 seven fluorine 2, 2 dimethyl 3, 5 octene diketone) dysprosium (III), three (trifluoromethanesulfonimide) ytterbiums, catalytic active center predecessor cobalt edetate, citric acid nickel, zinc lactate and six nitroso rhodium trisodiums, hydro-thermal reaction is carried out under the effect of emulsifying agent laurate dimethylamino-ethanol ester ammonium chloroacetate, 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 The adsorptivity of catalyst, catalytic activity auxiliary agent predecessor, normal transition Organometallic are made using Rare-earth chemicals Compound and precious metal chemical complex are made catalytic active center predecessor and prepared with multicomponent porous carrier through hydro-thermal reaction, high temperature sintering Ozone Heterogeneous oxidation solid catalyst containing multi-element metal has to improve the preparation method of catalyst mithridatism and catalytic activity There are 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 perlite, albite, kaolin, red metal and stone, fine coal Ash, gangue composition, by weight, perlite:Albite:Kaolin:Red metal and stone:Flyash:The weight ratio of gangue=(5 ~15):(7~17):(9~19):(11~21):(13~23):(15~25), by weight, component A:The weight of B component it Than=1:(10~20), component C is N- octadecyldimethyls-N '-trimethyl-propyl dichloride ammonium, by weight, component C: Weight ratio=1 of reaming modified support:(5~10), D components are before composite mineralizer borax, potassium sulfate, catalytic activity auxiliary agent Drive thing 1,1,1- trifluoroacetylacetone (TFA)s neodymium, three (DPM dpm,dipivalomethane acid) gadoliniums, three (6,6,7,7,8,8,8- Seven fluoro- 2,2- dimethyl -3,5- octenes diketone) dysprosium (III), three (trifluoromethanesulfonimide) ytterbium rare earth metal organic compounds Thing, catalytic active center predecessor normal transition metallo-organic compound cobalt edetate, citric acid nickel, zinc lactate and noble metal The nitroso rhodium trisodium of compound six, emulsifying agent laurate dimethylamino-ethanol ester ammonium chloroacetate composition, by weight, borax:Sulphur Sour potassium:1,1,1- trifluoroacetylacetone (TFA) neodymiums:Three (DPM dpm,dipivalomethane acid) gadoliniums:Three (6,6,7,7,8,8,8- Seven fluoro- 2,2- dimethyl -3,5- octenes diketone) dysprosium (III):Three (trifluoromethanesulfonimide) ytterbiums:Cobalt edetate:Lemon Sour nickel:Zinc lactate:Six nitroso rhodium trisodiums:The weight ratio of laurate dimethylamino-ethanol ester ammonium chloroacetate=(4~8):(6~ 10):(3~6):(4~7):(5~8):(6~9):(10~15):(12~18):(4~7):(6~9):(6~20).The B Perlite, albite, kaolin, red metal and stone, flyash, the gangue of component are crushed respectively, deionized water washing drying Remove after moisture, -200 mesh ,+400 mesh sieves point are carried out through standard screen, it is the mm of 0.0370mm~0.0750 control particle diameter.
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 Perlite, albite, kaolin, red metal and stone, flyash and gangue porous material carrier, in certain temperature and stirring condition Under, 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 increase, Filtering, dries the reaming modified support input ultrasound reactor after constant weight, adds N- octadecyldimethyls-N '-front three Base-propyl group dichloride ammonium C18H37N+(CH3)2CH2CH2CH2N+(CH3)3Cl2 - The aqueous solution, control ultrasonic power density, ultrasonic wave Frequency, temperature and sonic oscillation time, under ultrasonic cavitation effect, N- octadecyldimethyls-N '-trimethyl-propyl two Ammonium chloride C18H37N+(CH3)2CH2CH2CH2N+(CH3)3Cl2 - It is easy to escape into reaming modified support duct or attached from the aqueous solution On reaming modified support surface, be beneficial to being interconnected and carrier surface activation for carrier duct, enhance adsorptivity;Ultrasound After the completion of activation, ultrasonic surface activated carrier mixed liquor is transferred in hydrothermal reaction kettle, with borax Na2B4O7·10H2O, sulfuric acid Potassium K2SO4Composite mineralizer, the trifluoroacetylacetone (TFA) neodymium C of catalytic activity auxiliary agent predecessor 1,1,1-15H12F9NdO6, three (2,2,6,6- Tetramethyl -3,5- heptadione acid) gadolinium C33H57GdO6, three (the fluoro- 2,2- dimethyl -3,5- octenes two of 6,6,7,7,8,8,8- seven Ketone) dysprosium (III) C30H30DyF21O6, three (trifluoromethanesulfonimide) ytterbium [(CF3SO2)2N]3Yb Rare-earth chemicals, Catalytic active center component predecessor normal transition metallo-organic compound cobalt edetate C12H22O14Co, citric acid nickel C12H10 O14Ni3, zinc lactate C6H10O6Zn and six nitroso rhodium trisodium Na3Rh(NO2)6Precious metal chemical complex, in emulsifying agent laurate diformazan Aminoethanol ester ammonium chloroacetate C11H23COOCH2CH2N+(CH3)2Cl-CHCOOH effects are lower to carry out hydro-thermal reaction, and mineralizer accelerates Diffusion, make reactant lattice activate, promote the progress of solid phase reaction, ultrasonic surface activated carrier and rare earth metal are organic Compound, normal transition metallo-organic compound, precious metal chemical complex Uniform Doped, emulsifying agent laurate dimethylamino-ethanol ester Ammonium chloroacetate make reaction solution formed quasi-stationary emulsion prevent separation of solid and liquid, sedimentation, while to the further surface of porous carrier Activation, by the way that in certain temperature, the hydro-thermal reaction of time, drying obtains the fine silt thing of Uniform Doped;The fine powder of Uniform Doped Grain thing is in Muffle furnace, and through high temperature sintering, organic matter carbonization therein further enhances the microcellular structure of porous carrier, Obtain the ozone of the catalytic active center of porous carrier supported rare earth metal oxide, transition metal oxide and noble metal formation Heterogeneous oxidation solid catalyst, improves the mithridatism and catalytic activity of catalyst.
Relative to art methods, outstanding feature of the present invention is that perlite, albite, kaolinite are used in technology of preparing Native, red metal and stone, flyash, gangue porous material make carrier, due to lithium hypochlorite LiClO and double (acetylacetone,2,4-pentanedione) berylliums C10H14BeO4Reaming effect, N- octadecyldimethyls-N '-trimethyl-propyl dichloride ammonium C18H37N+(CH3)2CH2CH2CH2N+(CH3)3Cl2 -, laurate dimethylamino-ethanol ester ammonium chloroacetate C11H23COOCH2CH2N+(CH3)2Cl-CHCOOH To being interconnected and surface activation for duct;Rare-earth chemicals, normal transition metal are made by hydro-thermal reaction Organic compound and precious metal chemical complex reach Uniform Doped and are attached in carrier surface and duct that high temperature sintering makes organic matter Multi-level microcellular structure, porous carrier supported rare earth metal oxide, transiting metal oxidation are strengthened and formd in carbonization Thing and the multi-element metal catalytic active center of noble metal formation are combined more firm, the heterogeneous oxygen of ozone of preparation with porous carrier Changing solid catalyst has stronger adsorptivity, and the cooperative effect of multi-element metal, the noble metal of particularly doping have stability And high activity, liquating out for metal catalytic activity component can be suppressed, the mithridatism and catalytic activity of catalyst is improved, have 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 are added to volume for 500ml Can be uniformly mixed in closed reactor, the weight concentration of the aqueous solution is 2.1%, lithium hypochlorite:Double (acetylacetone,2,4-pentanedione) berylliums Weight ratio=1:1.2;Add deionized water wash to it is neutral, 103 DEG C dry and remove the mesh of -200 mesh of sieving after moisture~+400 2.75g perlites, 3.75g albites, 4.75g kaolin, the red metals and stones of 5.75g, 6.75g flyash, the 7.75g bastard coals of standard screen The weight of stone, lithium hypochlorite and double (acetylacetone,2,4-pentanedione) berylliums(3g):The weight of porous material(31.5g)=1:10.5, it is warming up to 36 DEG C, obtain reaming modified support 31g after continuing stirring reaction 3.2h, filtering, 103 DEG C of dry constant weights;In 500ml ultrasonic responses In device, reaming modified support 31g is put into, 3.25gN- octadecyldimethyls-N '-trimethyl-propyl dichloride ammonium is added molten In the aqueous solution of 100ml deionized waters, the weight concentration of the aqueous solution is 3.1%, is uniformly mixed, N- hexadecyldimethylamines Base-N '-trimethyl-propyl dichloride ammonium(3.25g):Reaming modified support(31g )=1:9.5;The ultrasonic power density is controlled to be 0.4 W/m3, ultrasonic frequency 21kHz, 41 DEG C of temperature, sonic oscillation 2.2h;After the completion of ultrasonic activation, ultrasound reactor In ultrasonic surface activated carrier mixed liquor be transferred in 500ml hydrothermal reaction kettles, add by 2.1g boraxs, 3.05g sulfuric acid Potassium, 1.6g1,1,1- trifluoroacetylacetone (TFA)s neodymium, 2.05g tri- (DPM dpm,dipivalomethane acid) gadolinium, 2.6g tri- (6, The fluoro- 2,2- dimethyl -3,5- octenes diketone of 6,7,7,8,8,8- seven) dysprosium (III), 3.05g tri- (trifluoromethanesulfonimide) Ytterbium, 5.05g cobalt edetates, 6.1g citric acids nickel, 2.05g zinc lactates, the nitroso rhodium trisodiums of 3.1g six, 3.05g laurate two The aqueous solution that methyl aminoethanol ester ammonium chloroacetate and 50ml deionized waters are prepared, the weight concentration of the aqueous solution is 40.3%, should The weight of the aqueous solution:Weight=83.8g of ultrasonic surface activated carrier mixed liquor: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, the ozone Heterogeneous oxidation solid catalyst of fine particle shape can obtain.
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 perlites of 400 mesh standard sieves, 1.65g albites, 1.85g kaolin, the red metals and stones of 2.05g, 2.25g flyash, The weight of 2.45g gangues, 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, 2.2gN- octadecyldimethyls-N '-front three is added Base-propyl group dichloride ammonium is dissolved in the aqueous solution of 26ml deionized waters, and the weight concentration of the aqueous solution is 7.8%, and stirring mixing is equal It is even, N- octadecyldimethyls-N '-trimethyl-propyl dichloride ammonium(2.2g):Reaming modified support(11.5g )=1:5.2; It is 0.7 W/m to control ultrasonic power density3, ultrasonic frequency 29kHz, 54 DEG C of temperature, sonic oscillation 4.7h;Ultrasonic activation is completed Afterwards, the ultrasonic surface activated carrier mixed liquor in ultrasound reactor is transferred in 100ml hydrothermal reaction kettles, add by 0.78g boraxs, 0.97g potassium sulfates, 0.58g1,1,1- trifluoroacetylacetone (TFA)s neodymium, 0.67g tri- (2,2,6,6- tetramethyls -3,5- heptan Two ketone acids) gadolinium, 0.78g tri- (the fluoro- 2,2- dimethyl -3,5- octenes diketone of 6,6,7,7,8,8,8- seven) dysprosium (III), 0.87g tri- (trifluoromethanesulfonimide) ytterbium, 1.48g cobalt edetates, 1.77g citric acids nickel, 0.68g zinc lactates, the nitrosos of 0.87g six The aqueous solution that rhodium trisodium, 1.98g laurate dimethylamino-ethanol ester ammonium chloroacetate and 10ml deionized waters are prepared, the aqueous solution Weight concentration is 53.3%, the weight of the aqueous solution:Weight=21.43g of ultrasonic surface activated carrier mixed liquor: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 silt thing for 105 DEG C;Fine silt thing is in Muffle In stove, 930 DEG C, calcination 7.5h after cooling down, can obtain the ozone Heterogeneous oxidation solid catalyst of fine particle shape.
Comparative example 1:Preparation process is not added with lithium hypochlorite, double (acetylacetone,2,4-pentanedione) berylliums, N- octadecyldimethyls-N '-front three Outside base-propyl group dichloride ammonium, laurate dimethylamino-ethanol ester ammonium chloroacetate, borax and potassium sulfate, whole preparation process, preparation Condition is identical with embodiment 1.
The parameter of ozone Heterogeneous oxidation solid catalyst prepared by embodiment 1, embodiment 2 and comparative example 1 is included in table 1.
The embodiment of table 1 and comparative example prepare ozone Heterogeneous oxidation solid catalysis agent parameter
Project Average pore size (nm) Pore volume (cm3/g) BET is than surface (m2/g)
Embodiment 1 4.535 0.6047 793.27
Embodiment 2 4.044 0.5557 690.01
Comparative example 1 2.083 0.3087 491.41

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 Divide and be made up of perlite, albite, kaolin, red metal and stone, flyash, gangue, by weight, perlite:Albite:Kaolinite Soil:Red metal and stone:Flyash:The weight ratio of gangue=(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 be N- octadecyldimethyls- N '-trimethyl-propyl dichloride ammonium, by weight, component C:Weight ratio=1 of reaming modified support:(5~10), D components By composite mineralizer borax, potassium sulfate, the trifluoroacetylacetone (TFA) neodymium of catalytic activity auxiliary agent predecessor 1,1,1-, three (2,2,6,6- tetra- Methyl -3,5- heptadione acid) gadolinium, three (the fluoro- 2,2- dimethyl -3,5- octenes diketone of 6,6,7,7,8,8,8- seven) dysprosiums (III), Three (trifluoromethanesulfonimide) ytterbium Rare-earth chemicals, catalytic active center predecessor normal transition Organometallic Compound cobalt edetate, citric acid nickel, zinc lactate and the nitroso rhodium trisodium of precious metal chemical complex six, emulsifying agent laurate dimethylamine Base ethanol ester ammonium chloroacetate is constituted, by weight, borax:Potassium sulfate:1,1,1- trifluoroacetylacetone (TFA) neodymiums:Three (2,2,6,6- tetra- Methyl -3,5- heptadione acid) gadolinium:Three (the fluoro- 2,2- dimethyl -3,5- octenes diketone of 6,6,7,7,8,8,8- seven) dysprosiums (III): Three (trifluoromethanesulfonimide) ytterbiums:Cobalt edetate:Citric acid nickel:Zinc lactate:Six nitroso rhodium trisodiums:Laurate dimethylamine The weight ratio of base ethanol ester ammonium chloroacetate=(4~8):(6~10):(3~6):(4~7):(5~8):(6~9):(10~ 15):(12~18):(4~7):(6~9):(6~20).
2. B component is made up of perlite, albite, kaolin, red metal and stone, flyash, gangue according to claim 1, Perlite, albite, kaolin, red metal and stone, flyash, gangue are crushed respectively, and deionized water washing, which is dried, removes water After point, sieved through standard screen, it is 0.0370mm~0.0750mm to control particle diameter.
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