CN107617434A - Micron order TiO2The preparation method of/AC catalyst - Google Patents
Micron order TiO2The preparation method of/AC catalyst Download PDFInfo
- Publication number
- CN107617434A CN107617434A CN201711101226.0A CN201711101226A CN107617434A CN 107617434 A CN107617434 A CN 107617434A CN 201711101226 A CN201711101226 A CN 201711101226A CN 107617434 A CN107617434 A CN 107617434A
- Authority
- CN
- China
- Prior art keywords
- liquid
- catalyst
- tio
- preparation
- micron order
- 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
Links
Abstract
The invention provides a kind of micron order TiO2The preparation method of/AC catalyst, its preparation method comprise the following steps：The pretreatment of activated carbon, the configuration of cushioning liquid, micron order TiO2The preparation of/AC catalyst.The present invention using micron order activated carbon as carrier, by sol-gal process in activated carbon duct in-situ preparation TiO2Nanocrystal, its mass ratio are 30%.Absorbent charcoal carrier and TiO2High activity micron order TiO is made after nanocrystal coupling2/ AC catalyst, improves nano-TiO2Dispersiveness of the powder in aqueous medium, is easily isolated and recycled, effectively increases TiO2Photocatalytic activity, it is recovered by filtration using PVDF miillpore filters, the rate of recovery is up to 100%.
Description
Technical field
The present invention relates to inorganic functional material and fine chemistry industry technology of preparing, is a kind of micron order TiO2/ AC catalyst
Preparation method.
Background technology
Photocatalysis technology is a kind of emerging Green Technologies For Waste Water Treatment, and it has, and reaction condition is gentle, energy mineralising is most absolutely
Outstanding advantages of number organic matter and elimination heavy metal ion pollution, it has also become handle the effective ways of used water difficult to degradate.Numerous
Conductor oxidate in, TiO2Because it has the advantages that efficient, nontoxic, chemical property is stable, in hardly degraded organic substance mineralising
There is unique advantage with the processing such as heavy-metal ion removal toxicity, be a kind of water technology of great development prospect.
Nano Particle TiO2Catalyst has the characteristics such as quantum size effect and quantum tunneling effect, has higher light
Quantum efficiency and photocatalytic activity.Due to nanoscale TiO2Particle is difficult to separate from aqueous medium, so as to limit Nano Particle
TiO2Application of the catalyst in actual water treatment technology.The big particle diameter TiO of micron order2It is easy to separate from aqueous medium, but due to quantum
Yield is relatively low, it is difficult to meets that photocatalytic degradation reaction requires.How while its high quantum production rate is kept, solves photochemical catalyst
Recovery problem turn into one of bottleneck problem of photocatalysis oxidation technique application.Research is thought, by nano-TiO2Photochemical catalyst is born
It is loaded in that size is larger and property is stable in body surface face, prepares micron order separated type TiO2Be solve this problem it is effective
One of approach.Activated carbon is that a kind of specific surface area is big, absorption property is high and catalyst carrier cheap and easy to get, is widely used
In heterogeneous catalysis field and field of Environment Protection.
Research finds TiO2Nanocrystal loads to the duct and surface of activated carbon, is retaining TiO2Original high catalytic activity
On the basis of, the porous adsorptivity of binding activity charcoal, it can further improve and reach micron on the basis of composite catalyst catalytic activity
The purpose of level separation and recovery.
The content of the invention
To solve problem present in above-mentioned technology, it is an object of the invention to provide a kind of micron order TiO2/ AC is catalyzed
The preparation method of agent, using activated carbon as load carriers, the advantages that stabilization using meso-hole structure and chemical property, by TiO2It is nanocrystalline
Particle loading is to its duct inwall, in favor of the absorption degradation and the separation and recovery of catalyst to pollutant.
To achieve the above object, the technical solution adopted by the present invention is to provide micron order TiO2The preparation side of/AC catalyst
Method, this method comprise the following steps：
(1) pretreatment of activated carbon
Take a certain amount of granular activated carbon to be put into agitating and heating 30min in 80 DEG C of pure water, 30% nitre is put it into after filtering
In acid solution, 30min is sufficiently mixed, stands 24h, filters and is washed till neutrality with pure water, dried at 80 DEG C.After activated carbon cooling
2min is crushed with sample pulverizer, using ball milling speed as 270r/min ball milling 135min, is placed in standby in drier.
(2) micron order TiO2/ AC catalyst preparation process
Preparing raw material：Activated carbon, Butyl Phthalate, absolute ethyl alcohol, glacial acetic acid, hydrochloric acid, pure water
10ml Butyl Phthalates and 10ml absolute ethyl alcohols are sufficiently mixed in separatory funnel, 10min is stirred, is designated as A liquid；Will
The acidic alcohol mixed liquor of 1.5mL pure water, 1mL glacial acetic acids and 1mL 0.1mol/L is dissolved in 6.5mL absolute ethyl alcohols, stirring
10min, it is designated as B liquid；Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, stir 30min, note
For C liquid.C liquid is placed on magnetic stirring apparatus and is stirred vigorously.At a temperature of 15 DEG C -35 DEG C, A liquid and B drops are added to C liquid
In, B liquid is added dropwise after adding 2min in A drops again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drop
Continue to stir 2h after adding, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 4h- at 80 DEG C -120 DEG C
8h, in N2300 DEG C -600 DEG C are warming up to batch-type furnace stage under atmosphere, room temperature is down to naturally after being incubated 2h.Crushed through sample preparation
Machine is crushed with after ball milling, obtaining the micron order TiO of different-grain diameter2/ AC catalyst.
The effect and advantage of the present invention：
1. in preparation process, the fast of Butyl Phthalate can effectively be delayed by having acidic alcohol, glacial acetic acid to make lysis buffer
Fast hydrolysis-condensation reaction, have the characteristics that to shorten aerosol time, simplify preparation technology.
2. utilize bigger serface and high hole rate the load nano-TiO of activated carbon2, make TiO2Load is firm, is not easy to take off
Fall.
3. the micron order TiO prepared using sol-gel process2The load firmness of catalyst is high, in preparation process
TiO2, Ti-O-C keys can be formed between activated carbon, the generation of Ti-O-C keys is advantageous to improve TiO2Load firmness.
4. micron order TiO2Catalyst can be reclaimed effectively micro- during photocatalysis treatment of waste water using microfiltration membrane
Meter level TiO2Catalyst, the rate of recovery is up to 100%.
Brief description of the drawings
Fig. 1 is micron order TiO of the present invention2The surface texture figure of/AC catalyst preparations.
Embodiment
Below in conjunction with accompanying drawing 1 and specific implementation to micron order TiO of the invention2The preparation method of catalyst is illustrated.
As described in Figure 1, micron order TiO of the invention2The preparation method of catalyst comprises the following steps：
(1) pretreatment of activated carbon
Take a certain amount of granular activated carbon to be put into agitating and heating 30min in 80 DEG C of pure water, 30% nitre is put it into after filtering
In acid solution, 30min is sufficiently mixed, stands 24h, filters and is washed till neutrality with pure water, dried at 80 DEG C.After activated carbon cooling
2min is crushed with sample pulverizer, using ball milling speed as 270r/min ball milling 135min, is placed in standby in drier.
(2) micron order TiO2/ AC catalyst preparation process
Preparing raw material：Activated carbon, Butyl Phthalate, absolute ethyl alcohol, glacial acetic acid, hydrochloric acid, pure water
10ml Butyl Phthalates and 10ml absolute ethyl alcohols are sufficiently mixed in separatory funnel, 10min is stirred, is designated as A liquid；Will
The acidic alcohol mixed liquor of 1.5mL pure water, 1mL glacial acetic acids and 1mL 0.1mol/L is dissolved in 6.5mL absolute ethyl alcohols, stirring
10min, it is designated as B liquid；Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, stir 30min, note
For C liquid.C liquid is placed on magnetic stirring apparatus and is stirred vigorously.At a temperature of 15 DEG C -35 DEG C, A liquid and B drops are added to C liquid
In, B liquid is added dropwise after adding 2min in A drops again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drop
Continue to stir 2h after adding, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 4h- at 80 DEG C -120 DEG C
8h, in N2300 DEG C -600 DEG C are warming up to batch-type furnace stage under atmosphere, room temperature is down to naturally after being incubated 2h.Crushed through sample preparation
Machine is crushed with after ball milling, obtaining the micron order TiO of different-grain diameter2/ AC catalyst.
A, B component is added dropwise in first backward component C described in step (2), the wherein rate of addition of component A is 60 drops/min, B
The rate of addition of component is 15 drops/min.The time that terephalic acid butyl ester hydrolyzation system interval is ultrasonically treated during A, B component is added dropwise
Every 2min-7min, ultrasonic 2min to be carried out, until forming colloidal sol.Stage heating concrete operations：First temperature is increased to
150 DEG C, 30min is incubated, then every 50 DEG C of temperature is that a gradient heats up step by step, 30min is incubated every gradient, until being raised to
300 DEG C -600 DEG C, then it is incubated 2h.
Obtained micron order TiO2The particle size range of/AC catalyst is 2 μm -50 μm.
The calcining heat of embodiment 1 is 300 DEG C of micron order TiO2The preparation of/AC catalyst.
10mL butyl titanates are dissolved in 10mL absolute ethyl alcohols, 10min is stirred, is designated as A liquid；By 1.5mL pure water, 1mL
Glacial acetic acid and 1mL 0.1mol/L acidic alcohol mixed liquor are dissolved in 6.5mL absolute ethyl alcohols, are stirred 10min, are designated as B liquid；Will
Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, is stirred 30min, is designated as C liquid.C liquid is placed in
It is stirred vigorously on magnetic stirring apparatus, while A liquid and B liquid are dripped with speed 60 respectively/min and 15 drops/min be added drop-wise in C liquid, A
B liquid is added dropwise after adding 2min in drop again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drip
After continue stir 2h, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 5h at 110 DEG C, in N2Atmosphere
It is lower to be warming up to 300 DEG C with batch-type furnace stage, room temperature is down to naturally after being incubated 2h.Crushed through sample pulverizer with being obtained after ball milling
Micron order TiO2/ AC catalyst.
The calcining heat of embodiment 2 is 400 DEG C of micron order TiO2The preparation of/AC catalyst.
10mL butyl titanates are dissolved in 10mL absolute ethyl alcohols, 10min is stirred, is designated as A liquid；By 1.5mL pure water, 1mL
Glacial acetic acid and 1mL 0.1mol/L acidic alcohol mixed liquor are dissolved in 6.5mL absolute ethyl alcohols, are stirred 10min, are designated as B liquid；Will
Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, is stirred 30min, is designated as C liquid.C liquid is placed in
It is stirred vigorously on magnetic stirring apparatus, while A liquid and B liquid are dripped with speed 60 respectively/min and 15 drops/min be added drop-wise in C liquid, A
B liquid is added dropwise after adding 2min in drop again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drip
After continue stir 2h, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 5h at 110 DEG C, in N2Atmosphere
It is lower to be warming up to 400 DEG C with batch-type furnace stage, room temperature is down to naturally after being incubated 2h.Crushed through sample pulverizer with being obtained after ball milling
Micron order TiO2/ AC catalyst.
The calcining heat of embodiment 3 is 500 DEG C of micron order TiO2The preparation of/AC catalyst.
10mL butyl titanates are dissolved in 10mL absolute ethyl alcohols, 10min is stirred, is designated as A liquid；By 1.5mL pure water, 1mL
Glacial acetic acid and 1mL 0.1mol/L acidic alcohol mixed liquor are dissolved in 6.5mL absolute ethyl alcohols, are stirred 10min, are designated as B liquid；Will
Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, is stirred 30min, is designated as C liquid.C liquid is placed in
It is stirred vigorously on magnetic stirring apparatus, while A liquid and B liquid are dripped with speed 60 respectively/min and 15 drops/min be added drop-wise in C liquid, A
B liquid is added dropwise after adding 2min in drop again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drip
After continue stir 2h, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 5h at 110 DEG C, in N2Atmosphere
It is lower to be warming up to 500 DEG C with batch-type furnace stage, room temperature is down to naturally after being incubated 2h.Crushed through sample pulverizer with being obtained after ball milling
Micron order TiO2/ AC catalyst.
The calcining heat of embodiment 4 is 600 DEG C of micron order TiO2The preparation of/AC catalyst.
10mL butyl titanates are dissolved in 10mL absolute ethyl alcohols, 10min is stirred, is designated as A liquid；By 1.5mL pure water, 1mL
Glacial acetic acid and 1mL 0.1mol/L acidic alcohol mixed liquor are dissolved in 6.5mL absolute ethyl alcohols, are stirred 10min, are designated as B liquid；Will
Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, is stirred 30min, is designated as C liquid.C liquid is placed in
It is stirred vigorously on magnetic stirring apparatus, while A liquid and B liquid are dripped with speed 60 respectively/min and 15 drops/min be added drop-wise in C liquid, A
B liquid is added dropwise after adding 2min in drop again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drip
After continue stir 2h, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 5h at 110 DEG C, in N2Atmosphere
It is lower to be warming up to 600 DEG C with batch-type furnace stage, room temperature is down to naturally after being incubated 2h.Crushed through sample pulverizer with being obtained after ball milling
Micron order TiO2/ AC catalyst.
The micron order TiO that the calcining heat of embodiment 5 is 400 DEG C, particle diameter is 38.137 μm2The preparation of/AC catalyst.
10mL butyl titanates are dissolved in 10mL absolute ethyl alcohols, 10min is stirred, is designated as A liquid；By 1.5mL pure water, 1mL
Glacial acetic acid and 1mL 0.1mol/L acidic alcohol mixed liquor are dissolved in 6.5mL absolute ethyl alcohols, are stirred 10min, are designated as B liquid；Will
Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, is stirred 30min, is designated as C liquid.C liquid is placed in
It is stirred vigorously on magnetic stirring apparatus, while A liquid and B liquid are dripped with speed 60 respectively/min and 15 drops/min be added drop-wise in C liquid, A
B liquid is added dropwise after adding 2min in drop again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drip
After continue stir 2h, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 5h at 110 DEG C, in N2Atmosphere
It is lower to be warming up to 400 DEG C with batch-type furnace stage, room temperature is down to naturally after being incubated 2h.Grain is obtained after sample pulverizer crushes 10s
Footpath is 38.137 μm of micron order TiO2/ AC catalyst.
The micron order TiO that the calcining heat of embodiment 6 is 400 DEG C, particle diameter is 10.272 μm2The preparation of/AC catalyst.
10mL butyl titanates are dissolved in 10mL absolute ethyl alcohols, 10min is stirred, is designated as A liquid；By 1.5mL pure water, 1mL
Glacial acetic acid and 1mL 0.1mol/L acidic alcohol mixed liquor are dissolved in 6.5mL absolute ethyl alcohols, are stirred 10min, are designated as B liquid；Will
Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, is stirred 30min, is designated as C liquid.C liquid is placed in
It is stirred vigorously on magnetic stirring apparatus, while A liquid and B liquid are dripped with speed 60 respectively/min and 15 drops/min be added drop-wise in C liquid, A
B liquid is added dropwise after adding 2min in drop again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drip
After continue stir 2h, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 5h at 110 DEG C, in N2Atmosphere
It is lower to be warming up to 400 DEG C with batch-type furnace stage, room temperature is down to naturally after being incubated 2h.10s is crushed through sample pulverizer, with planetary
Ball mill after 270r/min speed ball milling 10min to obtain particle diameter as 10.272 μm of micron order TiO2/ AC catalyst.
The micron order TiO that the calcining heat of embodiment 7 is 400 DEG C, particle diameter is 3.747 μm2The preparation of/AC catalyst.
10mL butyl titanates are dissolved in 10mL absolute ethyl alcohols, 10min is stirred, is designated as A liquid；By 1.5mL pure water, 1mL
Glacial acetic acid and 1mL 0.1mol/L acidic alcohol mixed liquor are dissolved in 6.5mL absolute ethyl alcohols, are stirred 10min, are designated as B liquid；Will
Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, is stirred 30min, is designated as C liquid.C liquid is placed in
It is stirred vigorously on magnetic stirring apparatus, while A liquid and B liquid are dripped with speed 60 respectively/min and 15 drops/min be added drop-wise in C liquid, A
B liquid is added dropwise after adding 2min in drop again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drip
After continue stir 2h, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 5h at 110 DEG C, in N2Atmosphere
It is lower to be warming up to 400 DEG C with batch-type furnace stage, room temperature is down to naturally after being incubated 2h.10s is crushed through sample pulverizer, with planetary
Ball mill after 270r/min speed ball milling 30min to obtain particle diameter as 3.747 μm of micron order TiO2/ AC catalyst.
The micron order TiO of embodiment 82/ AC catalyst activity evaluation experimentals
The catalytic activity of the catalyst of this invention is evaluated using the colour fading rate of Acid Red B azo dyes.Under dark surrounds,
By the 2.38g micron orders TiO after 3.2L pure water and ultrasonic 2min2/ AC catalyst adds photocatalysis-UF membrane coupled reaction dress
Put, open photocatalytic region and membrane separation zone aerator, and add 200mL 0.5g/L Acid Red B solution；Based on TiO2/AC
The influence of Catalyst Adsorption Acid Red B, the acid in reaction unit is adjusted by multiple, a small amount of addition 0.5g/L Acid Red Bs solution
Property red B concentration, until stopping for 18mg/L during adsorption equilibrium, then adjust the pH to 3 of waste water.Open uviol lamp and carry out photocatalysis drop
Solution experiment, wherein per 50min to circulation pipe carry out 10s gas flushings, and every 20min sampling, determine its concentration.Known by measure
The micron order TiO that calcining heat is 400 DEG C, catalyst particle size is 10.272 μm2/ AC catalyst activity highests, to acidity
Red B degradation rate is most fast, and degradation reaction 4h colour fading rate reaches as high as more than 90%.
The micron order TiO of embodiment 92The pollution experiment of/AC catalyst films
By the 2.38g micron orders TiO after 3.2L pure water and ultrasonic 2min2/ AC catalyst adds photocatalysis-UF membrane coupling
Reaction unit, photocatalytic region and membrane separation zone aerator are opened, is put into PVDF hollow fiber film assemblies (Tianjin University of Technology's film
Its membrane science technical research institute provides, and external diameter 1.35mm, film average pore size are 0.20 μm), adjusting film discharge pressure is constant to be
0.02MPa, starts film water outlet experiment, and film water outlet passes back into device to keep liquid level constant after metered volume.It is steady in film water outlet
Initial film water outlet volume is recorded after determining 10min, a water outlet volume is hereafter surveyed per 10min.Film water outlet is detected, through meter
The rate of recovery for calculating the catalyst is 100%.
Claims (5)
1. micron order TiO2The preparation method of/AC catalyst, this method comprise the following steps：
(1) pretreatment of activated carbon
Take a certain amount of granular activated carbon to be put into agitating and heating 30min in 80 DEG C of pure water, put it into after filtering 30% nitric acid it is molten
In liquid, 30min is sufficiently mixed, stands 24h, filters and is washed till neutrality with pure water, dried at 80 DEG C.With system after activated carbon cooling
Sample pulverizer crushes 2min, using ball milling speed as 270r/min ball milling 135min, is placed in standby in drier.
(2) micron order TiO2/ AC catalyst preparation process
Preparing raw material：Activated carbon, Butyl Phthalate, absolute ethyl alcohol, glacial acetic acid, hydrochloric acid, pure water
10ml Butyl Phthalates and 10ml absolute ethyl alcohols are sufficiently mixed in separatory funnel, 10min is stirred, is designated as A liquid；Will
The acidic alcohol mixed liquor of 1.5mL pure water, 1mL glacial acetic acids and 1mL 0.1mol/L is dissolved in 6.5mL absolute ethyl alcohols, stirring
10min, it is designated as B liquid；Activated carbon after 5.48g ball millings is poured into 20mL 0.1mol/L acidic alcohol, stir 30min, note
For C liquid.C liquid is placed on magnetic stirring apparatus and is stirred vigorously.At a temperature of 15 DEG C -35 DEG C, A liquid and B drops are added to C liquid
In, B liquid is added dropwise after adding 2min in A drops again.Terephalic acid butyl ester hydrolyzation system is ultrasonically treated during dropwise addition, forms colloidal sol.Drop
Continue to stir 2h after adding, be aged 24h, obtain solid-state black Gel Precursor.Presoma is dried into 4h- at 80 DEG C -120 DEG C
8h, in N2300 DEG C -600 DEG C are warming up to batch-type furnace stage under atmosphere, room temperature is down to naturally after being incubated 2h.Crushed through sample preparation
Machine is crushed with after ball milling, obtaining the micron order TiO of different-grain diameter2/ AC catalyst.
2. preparation method according to claim 1, it is characterized in that：A, B is added dropwise in first backward component C described in step (2)
The rate of addition of component, wherein component A is 60 drops/min, and the rate of addition of B component is 15 drops/min.
3. preparation method according to claim 1, it is characterized in that：Dropwise addition A described in step (2), terephalic acid during B component
The time that butyl ester hydrolyzation system interval is ultrasonically treated is every 2min-7min, carries out ultrasonic 2min, until forming colloidal sol.
4. preparation method according to claim 1, it is characterized in that：Interim heating concrete operations described in step (2)：First
Temperature is increased to 150 DEG C, is incubated 30min, then every 50 DEG C of temperature is that a gradient heats up step by step, is incubated every gradient
30min, until being raised to 300 DEG C -600 DEG C, then it is incubated 2h.
5. preparation method according to claim 1, it is characterized in that：Obtained micron order TiO2The particle size range of/AC catalyst
For 2 μm -50 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711101226.0A CN107617434A (en) | 2017-11-09 | 2017-11-09 | Micron order TiO2The preparation method of/AC catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711101226.0A CN107617434A (en) | 2017-11-09 | 2017-11-09 | Micron order TiO2The preparation method of/AC catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107617434A true CN107617434A (en) | 2018-01-23 |
Family
ID=61098952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711101226.0A Pending CN107617434A (en) | 2017-11-09 | 2017-11-09 | Micron order TiO2The preparation method of/AC catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107617434A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109046301A (en) * | 2018-07-13 | 2018-12-21 | 南京卡邦科技有限公司 | A kind of preparation method of catalyst |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1899686A (en) * | 2006-07-24 | 2007-01-24 | 同济大学 | Process for preparing iron blended TiO2/active carbon composite visible light catalyst |
| CN101244383A (en) * | 2008-03-13 | 2008-08-20 | 同济大学 | Process for producing absorbent charcoal loading titanium dioxide photocatalyst |
| US20120165184A1 (en) * | 2009-06-22 | 2012-06-28 | Nanyang Technological University | Doped catalytic carbonaceous composite materials and uses thereof |
| CN102784662A (en) * | 2012-08-13 | 2012-11-21 | 天津城市建设学院 | Preparation method for micro magnet-carried TiO2 catalyst |
| CN102909045A (en) * | 2012-07-20 | 2013-02-06 | 天津城市建设学院 | Preparation method of micron-order load type TiO2 catalyst |
| CN103691477A (en) * | 2013-12-27 | 2014-04-02 | 天津城建大学 | Preparation method of binary load-type TiO2/nano-iron/SBA-15 catalyst |
-
2017
- 2017-11-09 CN CN201711101226.0A patent/CN107617434A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1899686A (en) * | 2006-07-24 | 2007-01-24 | 同济大学 | Process for preparing iron blended TiO2/active carbon composite visible light catalyst |
| CN101244383A (en) * | 2008-03-13 | 2008-08-20 | 同济大学 | Process for producing absorbent charcoal loading titanium dioxide photocatalyst |
| US20120165184A1 (en) * | 2009-06-22 | 2012-06-28 | Nanyang Technological University | Doped catalytic carbonaceous composite materials and uses thereof |
| CN102909045A (en) * | 2012-07-20 | 2013-02-06 | 天津城市建设学院 | Preparation method of micron-order load type TiO2 catalyst |
| CN102784662A (en) * | 2012-08-13 | 2012-11-21 | 天津城市建设学院 | Preparation method for micro magnet-carried TiO2 catalyst |
| CN103691477A (en) * | 2013-12-27 | 2014-04-02 | 天津城建大学 | Preparation method of binary load-type TiO2/nano-iron/SBA-15 catalyst |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109046301A (en) * | 2018-07-13 | 2018-12-21 | 南京卡邦科技有限公司 | A kind of preparation method of catalyst |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103657619B (en) | The preparation method of the titanium dioxide nanosheet photocatalytic material that a kind of size is controlled | |
| CN104353482B (en) | A kind of g-C 3n 4/ active carbon composite photo-catalyst and its preparation method and application | |
| CN106669756B (en) | Nano-layered g-C3N4Preparation method of/Ag @ AgCl composite photocatalytic material | |
| CN113877575B (en) | Novel perovskite composite photocatalyst and application thereof | |
| CN103464122B (en) | A kind of preparation method of graphene/chitosan adsorbent resin | |
| CN108786779B (en) | Graphite alkyne/porous titanium dioxide photocatalyst and preparation method and application thereof | |
| CN107583654A (en) | The preparation method of nanoporous microballoon with adsorption photochemical catalysis synergy | |
| Liu et al. | Preparation of α-Fe2O3–TiO2/fly ash cenospheres photocatalyst and its mechanism of photocatalytic degradation | |
| CN109160533B (en) | Blocky SrTiO3Method for producing aerogels | |
| CN107115857A (en) | A kind of CQDs/ β Bi2O3Composite visible light catalyst and preparation method thereof | |
| Xue et al. | In situ growth of MIL-88A into polyacrylate and its application in highly efficient photocatalytic degradation of organic pollutants in water | |
| CN103263937B (en) | Method for preparing tetrahedral silver phosphate photocatalyst | |
| CN106563472A (en) | Gold-bismuth oxychloride nano composite material and preparation method thereof | |
| CN111974404A (en) | Photo-assisted BiFe1-xCuxO3Method for treating residual ciprofloxacin in water body by activated peroxymonosulfate | |
| CN105148972A (en) | Preparation method and application of novel catalyst for reducing nitrate nitrogen in water under visible light condition | |
| CN104307576A (en) | Catalyst carrier and application thereof | |
| CN102671662A (en) | Preparation and application of novel easy-to-recycle high-efficient visible light catalyst | |
| CN108940310A (en) | A kind of Pd/Fe@Fe3O4Composite catalyst and the preparation method and application thereof | |
| CN102583636A (en) | Nanometer cobalt-doped titanium dioxide/chitosan composite microspheres for photolyzing organophosphorus pesticide wastewater | |
| CN111514880A (en) | Preparation method and application of porous carbon nitride/europium vanadate Z-type photocatalyst | |
| CN109012663B (en) | A kind of nano silver/carbon composite photocatalyst material and its preparation method and application | |
| CN100531903C (en) | Method for preparing magnetic carrying of titanium dioxide photocatalyst | |
| CN104368338B (en) | A kind of have amido modified Pd/TiO2The preparation method of photocatalyst | |
| CN102784662B (en) | Preparation method for micro magnet-carried TiO2 catalyst | |
| CN113842937A (en) | Ultrathin nitrogen-rich graphite phase carbon nitride nanosheet-loaded aerogel visible-light-driven photocatalyst and preparation method and application 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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180123 |
|
| WD01 | Invention patent application deemed withdrawn after publication |