CN105618101A - Nickel ferrite modified boron nitride nanosheet composite material and preparation method thereof - Google Patents
Nickel ferrite modified boron nitride nanosheet composite material and preparation method thereof Download PDFInfo
- Publication number
- CN105618101A CN105618101A CN201610037702.6A CN201610037702A CN105618101A CN 105618101 A CN105618101 A CN 105618101A CN 201610037702 A CN201610037702 A CN 201610037702A CN 105618101 A CN105618101 A CN 105618101A
- Authority
- CN
- China
- Prior art keywords
- boron nitride
- nitride nanosheet
- nickel ferrite
- nickel
- based magnetic
- 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
- 239000002135 nanosheet Substances 0.000 title claims abstract description 74
- 239000002131 composite material Substances 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- -1 Nickel ferrite modified boron nitride Chemical class 0.000 title claims abstract description 6
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims abstract description 87
- 229910052582 BN Inorganic materials 0.000 claims abstract description 76
- NQNBVCBUOCNRFZ-UHFFFAOYSA-N nickel ferrite Chemical compound [Ni]=O.O=[Fe]O[Fe]=O NQNBVCBUOCNRFZ-UHFFFAOYSA-N 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 17
- KBJMLQFLOWQJNF-UHFFFAOYSA-N nickel(ii) nitrate Chemical compound [Ni+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O KBJMLQFLOWQJNF-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000003054 catalyst Substances 0.000 claims abstract description 9
- 238000001035 drying Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 27
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 24
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 22
- 238000006243 chemical reaction Methods 0.000 claims description 21
- 239000000725 suspension Substances 0.000 claims description 18
- 239000012286 potassium permanganate Substances 0.000 claims description 15
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 11
- MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 claims description 11
- 235000010344 sodium nitrate Nutrition 0.000 claims description 11
- 239000004317 sodium nitrate Substances 0.000 claims description 11
- 235000011149 sulphuric acid Nutrition 0.000 claims description 11
- 239000001117 sulphuric acid Substances 0.000 claims description 11
- 238000013019 agitation Methods 0.000 claims description 9
- 239000008367 deionised water Substances 0.000 claims description 9
- 229910021641 deionized water Inorganic materials 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 9
- 239000005457 ice water Substances 0.000 claims description 9
- 230000007935 neutral effect Effects 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 229910001453 nickel ion Inorganic materials 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000013508 migration Methods 0.000 abstract description 9
- 230000005012 migration Effects 0.000 abstract description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 5
- 230000001699 photocatalysis Effects 0.000 abstract description 4
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 3
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 abstract 2
- 238000001704 evaporation Methods 0.000 abstract 1
- 238000003760 magnetic stirring Methods 0.000 abstract 1
- 238000001179 sorption measurement Methods 0.000 abstract 1
- 239000004065 semiconductor Substances 0.000 description 8
- 238000000926 separation method Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000007146 photocatalysis Methods 0.000 description 3
- 239000011941 photocatalyst Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- HTXDPTMKBJXEOW-UHFFFAOYSA-N iridium(IV) oxide Inorganic materials O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000006053 organic reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 230000015843 photosynthesis, light reaction Effects 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/24—Nitrogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/39—Photocatalytic properties
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The invention discloses a nickel ferrite modified boron nitride nanosheet composite material. A boron nitride nanosheet is used as a catalyst carrier, nickel ferrite is loaded onto the boron nitride nanosheet, and the molar ratio of the boron nitride nanosheet to the nickel ferrite is 1: (0.01 to 0.6). The invention discloses a preparation method of the nickel ferrite modified boron nitride nanosheet composite material. The preparation method comprises the steps: mixing a ferric nitrate solution and a nickel nitrate solution, adding the boron nitride nanosheet, ultrasonically dispersing uniformly, drying in a water bath at 80 to 100 DEG C in an evaporating manner under a magnetic stirring state, and then placing into a muffle furnace for reacting. According to the composite material, by utilizing a nitrogen vacancy existing on the surface of the boron nitride nanosheet, certain electronegativity is achieved, a photogenerated hole in a lighting-excited nickel ferrite valence band is attracted so as to promote the migration of the vacancy, and the migration efficiency of the photogenerated current carrier is further improved; and in addition, the large specific surface area of the boron nitride nanosheet facilitates the improvement of the adsorption performance of a composite system, and the improvement of the photocatalytic efficiency is facilitated.
Description
Technical field
The invention belongs to inorganic environment-friendly catalysis material technical field, be specifically related to a kind of nickel ferrite based magnetic loaded and modify boron nitride nanosheet composite, the preparation method that the invention still further relates to this composite.
Background technology
Photocatalitic Technique of Semiconductor is increasingly subject to the attention of people with its efficient feature, is used for solving problem of environmental pollution and solar energy conversion. Selection for high efficiency photocatalyst is the most important aspect of Photocatalitic Technique of Semiconductor, at present, nearly more than 200 kinds of quasiconductors can be used for light-catalyzed reaction, but, the application of most of photocatalysts of relatively low quantum efficiency and serious photoetch phenomena impair. Therefore, the separation efficiency how improving semiconductor light-catalyst photo-generate electron-hole is photocatalysis technology problem encountered to suppress its quick compound. Normal conditions, the crystal structure of catalyst, particle size, pattern, particular exposed crystal face and finishing (as, precious metal surface deposition, carbon nano tube modified, graphene modified and semiconductors coupling etc.) it is the important channel improving photo-generate electron-hole separation efficiency, but, these methods are all based on the transfer rate to improve light induced electron, but, the migration rate by improving photohole is out in the cold with the separation efficiency improving photo-generated carrier. At present, the migration rate changing photohole has two kinds of methods, first, design has band structure than the semiconductors coupling system joined, after system absorption photon energy is excited, hole can be realized and migrate to the valence band of another kind of quasiconductor from the valence band of a kind of quasiconductor, but the migration of this form can weaken the oxidability in hole. Another kind of method is (such as RuO in semiconductor light-catalyst finishing hole trapping agents2��NiO��IrO2Deng), whether this method is effective in the reaction of photolysis water hydrogen, but effectively have not been reported in the organic reaction of photocatalytic degradation, and therefore, the application of this kind of method has certain limitation. Developing a kind of novel method that effectively can promote photohole migration rate is improve another important channel of semiconductor light-catalyst photo-generated carrier separation efficiency.
Summary of the invention
It is an object of the invention to provide a kind of nickel ferrite based magnetic loaded and modify boron nitride nanosheet composite, solving existing is all based on transfer rate to improve light induced electron, but by improving the migration rate of photohole to improve the separation efficiency unheeded problem of photo-generated carrier.
It is a further object to provide the preparation method that a kind of nickel ferrite based magnetic loaded modifies boron nitride nanosheet composite.
The technical solution adopted in the present invention is, a kind of nickel ferrite based magnetic loaded modifies boron nitride nanosheet composite, with boron nitride nanosheet for catalyst carrier, being carried on boron nitride nanosheet by nickel ferrite based magnetic loaded, wherein the mol ratio of boron nitride nanosheet and nickel ferrite based magnetic loaded is 1:0.01��0.6.
Another technical scheme of the present invention is, the preparation method that a kind of nickel ferrite based magnetic loaded modifies boron nitride nanosheet composite, boron nitride nanosheet is added after iron nitrate solution and nickel nitrate solution being mixed, in 80��100 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 400��700 DEG C process 0.5��5h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
The feature of the present invention also resides in,
The concentration of iron nitrate solution is 0.1��3mol/L, and the concentration of nickel nitrate is 0.1��3mol/L, and wherein the mol ratio of nickel ion and iron ion is 1:2.
The mol ratio of boron nitride nanosheet and nickel ion is 1:0.01��0.6.
Boron nitride nanosheet obtains in the following manner: the mixing of hexagonal boron nitride powder, sodium nitrate and concentrated sulphuric acid is placed in ice-water bath and stirs, add the continuously stirred reaction 8��24h of potassium permanganate, after adding the continuously stirred reaction 0.5��1h of hydrogen peroxide, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after drying.
Hexagonal boron nitride powder, sodium nitrate and concentrated sulphuric acid mass ratio are 1:0.5��1:30��60.
The mass ratio of hexagonal boron nitride and potassium permanganate is 1:0.5��1.
The mass ratio of potassium permanganate and hydrogen peroxide is 1:8��16.
The invention has the beneficial effects as follows, nickel ferrite based magnetic loaded of the present invention modifies boron nitride nanosheet composite, the nitrogen room that boron nitride nanosheet surface exists is utilized to cause that it has certain electronegativity, the photohole that illumination excites rear nickel ferrite based magnetic loaded valence band attracts the migration to promote hole, and then improves the transport efficiency of photo-generated carrier; Additionally, the big specific surface area of boron nitride nanosheet is conducive to increasing the absorption property of compound system, these are all advantageous for for the raising of photocatalysis efficiency.
The preparation method that nickel ferrite based magnetic loaded of the present invention modifies boron nitride nanosheet composite, process is simple, and reaction condition is gentle, and combined coefficient is high, and cost is low.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is described in detail.
A kind of nickel ferrite based magnetic loaded modifies boron nitride nanosheet composite, with boron nitride nanosheet for catalyst carrier, is carried on boron nitride nanosheet by nickel ferrite based magnetic loaded, and wherein the mol ratio of boron nitride nanosheet and nickel ferrite based magnetic loaded is 1:0.01��0.6.
Boron nitride have with graphite-phase like structure, but with graphite-phase ratio, boron nitride also has a lot of excellent physicochemical characteristicss, such as heat conduction high temperature resistant, high, excellent electric property, good high-temperature stability and chemical stability etc. Owing to there is nitrogen room, layered nitride boron nanometer sheet surface can cause that it has certain electronegativity, if using boron nitride nanosheet as carrier of photocatalyst, semiconductor light-catalyst is carried on boron nitride nanosheet, after system is excited by illumination, the electronegativity on boron nitride nanosheet surface can attract the photohole of quasiconductor valence band to promote the migration in hole, and then improves the transport efficiency of photo-generated carrier. Additionally, the big specific surface of boron nitride nanosheet is conducive to increasing the absorption property of compound system, these are all advantageous for for photocatalysis efficiency.
The preparation method that above-mentioned nickel ferrite based magnetic loaded modifies boron nitride nanosheet composite, specifically implements according to following steps:
Step 1, it is that 1:0.5��1:30��60 mixing is placed in ice-water bath and stirs by hexagonal boron nitride powder, sodium nitrate and concentrated sulphuric acid according to mass ratio, add the continuously stirred reaction 8��24h of potassium permanganate, the mass ratio of hexagonal boron nitride and potassium permanganate is 1:0.5��1, after adding hydrogen peroxide (mass ratio of potassium permanganate and hydrogen peroxide is 1:8��16) continuously stirred reaction 0.5��1h, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after drying;
Step 2, concentration is 0.1��3mol/L iron nitrate solution and concentration is add boron nitride nanosheet after 0.1��3mol/L nickel nitrate solution (wherein the mol ratio of nickel ion and iron ion is 1:2) mixing, the mol ratio of boron nitride nanosheet and nickel ion is 1:0.01��0.6, in 80��100 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 400��700 DEG C process 0.5��5h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
Embodiment 1
Step 1, the mixing of 1g hexagonal boron nitride powder, 0.5g sodium nitrate and 30g concentrated sulphuric acid is placed in ice-water bath and stirs, add 0.5g potassium permanganate continuously stirred reaction 8h, after adding 4g hydrogen peroxide continuously stirred reaction 0.5h, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after 60 DEG C of dry 12h;
Step 2,10ml, concentration are 0.1mol/L nickel nitrate solution and 20ml, concentration are add 2.48g boron nitride nanosheet after the mixing of 0.1mol/L iron nitrate solution, in 80 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 400 DEG C process 0.5h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
Embodiment 2
Step 1, the mixing of 1g hexagonal boron nitride powder, 1g sodium nitrate and 60g concentrated sulphuric acid is placed in ice-water bath and stirs, add 1g potassium permanganate continuously stirred reaction 24h, after adding 16g hydrogen peroxide continuously stirred reaction 1h, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after 60 DEG C of dry 12h;
Step 2,20ml, concentration are 3mol/L nickel nitrate solution and 40ml, concentration are add 2.48g boron nitride nanosheet after the mixing of 3mol/L iron nitrate solution, in 100 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 700 DEG C process 5h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
Embodiment 3
Step 1, the mixing of 1g hexagonal boron nitride powder, 0.5g sodium nitrate and 30g concentrated sulphuric acid is placed in ice-water bath and stirs, add 0.5g potassium permanganate continuously stirred reaction 8h, after adding 4g hydrogen peroxide continuously stirred reaction 0.5h, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after 60 DEG C of dry 12h;
Step 2,20ml, concentration are 3mol/L nickel nitrate solution and 40ml, concentration are add 2.48g boron nitride nanosheet after the mixing of 3mol/L iron nitrate solution, in 100 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 700 DEG C process 5h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
Embodiment 4
Step 1, the mixing of 1g hexagonal boron nitride powder, 1g sodium nitrate and 60g concentrated sulphuric acid is placed in ice-water bath and stirs, add 1g potassium permanganate continuously stirred reaction 24h, after adding 16g hydrogen peroxide continuously stirred reaction 1h, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after 60 DEG C of dry 12h;
Step 2,10ml, concentration are 0.1mol/L nickel nitrate solution and 20ml, concentration are add 2.48g boron nitride nanosheet after the mixing of 0.1mol/L iron nitrate solution, in 80 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 400 DEG C process 0.5h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
Embodiment 5
Step 1, the mixing of 1g hexagonal boron nitride powder, 0.8g sodium nitrate and 40g concentrated sulphuric acid is placed in ice-water bath and stirs, add 0.8g potassium permanganate continuously stirred reaction 12h, after adding 8g hydrogen peroxide continuously stirred reaction 0.8h, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after 60 DEG C of dry 12h;
Step 2,10ml, concentration are 1mol/L nickel nitrate solution and 20ml, concentration are 0.62g boron nitride nanosheet after the mixing of 1mol/L iron nitrate solution, in 90 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 500 DEG C process 2h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
Embodiment 6
Step 1, the mixing of 1g hexagonal boron nitride powder, 0.6g sodium nitrate and 50g concentrated sulphuric acid is placed in ice-water bath and stirs, add 0.9g potassium permanganate continuously stirred reaction 20h, after adding 10.8g hydrogen peroxide continuously stirred reaction 0.6h, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after 60 DEG C of dry 12h;
Step 2,10ml, concentration are 2mol/L nickel nitrate solution and 20ml, concentration are add 4.96g boron nitride nanosheet after the mixing of 2mol/L iron nitrate solution, in 90 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 600 DEG C process 4h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
Claims (8)
1. a nickel ferrite based magnetic loaded modifies boron nitride nanosheet composite, it is characterised in that with boron nitride nanosheet for catalyst carrier, being carried on boron nitride nanosheet by nickel ferrite based magnetic loaded, wherein the mol ratio of boron nitride nanosheet and nickel ferrite based magnetic loaded is 1:0.01��0.6.
2. the preparation method that a nickel ferrite based magnetic loaded modifies boron nitride nanosheet composite, it is characterized in that, boron nitride nanosheet is added after iron nitrate solution and nickel nitrate solution being mixed, in 80��100 DEG C of water bath methods under magnetic agitation state after ultrasonic disperse is uniform, be subsequently placed in Muffle furnace 400��700 DEG C process 0.5��5h, obtain nickel ferrite based magnetic loaded modify boron nitride nanosheet composite.
3. the preparation method that nickel ferrite based magnetic loaded according to claim 2 modifies boron nitride nanosheet composite, it is characterized in that, the concentration of iron nitrate solution is 0.1��3mol/L, and the concentration of nickel nitrate is 0.1��3mol/L, and wherein the mol ratio of nickel ion and iron ion is 1:2.
4. the preparation method that nickel ferrite based magnetic loaded according to claim 2 modifies boron nitride nanosheet composite, it is characterised in that the mol ratio of boron nitride nanosheet and nickel ion is 1:0.01��0.6.
5. the preparation method that the nickel ferrite based magnetic loaded according to claim 2 or 4 modifies boron nitride nanosheet composite, it is characterized in that, boron nitride nanosheet obtains in the following manner: the mixing of hexagonal boron nitride powder, sodium nitrate and concentrated sulphuric acid is placed in ice-water bath and stirs, add the continuously stirred reaction 8��24h of potassium permanganate, after adding the continuously stirred reaction 0.5��1h of hydrogen peroxide, suspension is centrifuged when 3000rpm 10min, by upper strata suspension micropore sucking filtration, deionized water wash, to neutral, obtains boron nitride nanosheet after drying.
6. the preparation method that nickel ferrite based magnetic loaded according to claim 5 modifies boron nitride nanosheet composite, it is characterised in that hexagonal boron nitride powder, sodium nitrate and concentrated sulphuric acid mass ratio are 1:0.5��1:30��60.
7. the preparation method that nickel ferrite based magnetic loaded according to claim 5 modifies boron nitride nanosheet composite, it is characterised in that the mass ratio of hexagonal boron nitride and potassium permanganate is 1:0.5��1.
8. the preparation method that nickel ferrite based magnetic loaded according to claim 5 modifies boron nitride nanosheet composite, it is characterised in that the mass ratio of potassium permanganate and hydrogen peroxide is 1:8��16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610037702.6A CN105618101A (en) | 2016-01-20 | 2016-01-20 | Nickel ferrite modified boron nitride nanosheet composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610037702.6A CN105618101A (en) | 2016-01-20 | 2016-01-20 | Nickel ferrite modified boron nitride nanosheet composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105618101A true CN105618101A (en) | 2016-06-01 |
Family
ID=56033674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610037702.6A Pending CN105618101A (en) | 2016-01-20 | 2016-01-20 | Nickel ferrite modified boron nitride nanosheet composite material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105618101A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005199187A (en) * | 2004-01-16 | 2005-07-28 | Tokyo Univ Of Science | Novel z-scheme type visible light active photocatalyst system for perfectly decomposing water and water perfectly decomposing method using the same |
| CN101254463A (en) * | 2008-04-11 | 2008-09-03 | 南京大学 | Synthetic method of visible light catalyst Bi2MoO6 |
-
2016
- 2016-01-20 CN CN201610037702.6A patent/CN105618101A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005199187A (en) * | 2004-01-16 | 2005-07-28 | Tokyo Univ Of Science | Novel z-scheme type visible light active photocatalyst system for perfectly decomposing water and water perfectly decomposing method using the same |
| CN101254463A (en) * | 2008-04-11 | 2008-09-03 | 南京大学 | Synthetic method of visible light catalyst Bi2MoO6 |
Non-Patent Citations (3)
| Title |
|---|
| FENG JING等: ""Improved Visible-light Photocatalytic Properties of ZnFe2O4 Synthesized via Sol-gel Method Combined with a Microwave Treatment"", 《CHEM. RES. CHIN. UNIV.》 * |
| SUGANG MENG等: ""Selective oxidation of aromatic alcohols to aromatic aldehydes by BN/metal sulfide with enhanced photocatalytic activity"", 《APPLIED CATALYSIS B: ENVIRONMENTAL》 * |
| 李军奇等: ""六方氮化硼纳米片的制备"", 《陕西科技大学学报》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Xu et al. | PANI/FeUiO-66 nanohybrids with enhanced visible-light promoted photocatalytic activity for the selectively aerobic oxidation of aromatic alcohols | |
| WO2021258233A1 (en) | Preparation method for mofs photocatalytic material having high visible light response | |
| CN103521269B (en) | One has magnetic core metal-organic framework materials, preparations and applicatio | |
| Xu et al. | Synthesis and behaviors of g-C3N4 coupled with LaxCo3-xO4 nanocomposite for improved photocatalytic activeity and stability under visible light | |
| CN109092343A (en) | A kind of visible-light response type g-C3N4/BiVO4The preparation method and applications of heterojunction material | |
| CN102921443B (en) | Nickel titanium hydrotalcite and graphene composite photocatalyst responsive to visible lights and method for preparing same | |
| CN102407147A (en) | Preparation method and application of ZnIn2S4-graphene composited photochemical catalyst | |
| CN102489284A (en) | Graphene composite titanium dioxide photocatalyst capable of magnetic separation and recovery, and preparation method thereof | |
| CN105502286B (en) | A kind of porous nano NiFe2O4Preparation method | |
| CN105688966A (en) | Bismuth vanadate modified boron nitride nanosheet composite material and preparation method thereof | |
| CN105562056A (en) | Bismuth molybdate composite photocatalytic material and preparation method thereof | |
| CN112495401B (en) | Mo-doped MoO3@ZnIn2S4Z-system photocatalyst and preparation method and application thereof | |
| CN106925304B (en) | Bi24O31Br10/ZnO composite visible light catalyst and preparation method thereof | |
| CN108262054A (en) | A kind of preparation method of silver vanadate/nitride porous carbon heterojunction composite photocatalyst | |
| CN104646001A (en) | Visible-light response type bismuth ferrite-bismuth oxide composite material and preparation method thereof | |
| CN108855078A (en) | A kind of Ag- (010) crystal face BiVO4@RGO photochemical catalyst and preparation method thereof | |
| CN111203256A (en) | SnS2/Au/g-C3N4Preparation method and application of composite photocatalyst | |
| CN109317184A (en) | Difunctional β-FeOOH/eg-C3N4Composite nano materials and its preparation method and application | |
| CN110280295A (en) | A kind of g-C3N4Base composite photocatalyst material and preparation method thereof | |
| CN105688967A (en) | Bismuth tungstate/boron nitride composite photocatalytic material and preparation method thereof | |
| Feng et al. | Novel visible-light-responding InVO4-Cu2O-TiO2 ternary nanoheterostructure: Preparation and photocatalytic characteristics | |
| CN105688968A (en) | Bismuth vanadate/boron nitride composite photocatalytic material and preparation method thereof | |
| CN105498776A (en) | Nickel ferrite composite photocatalytic material and preparation method thereof | |
| CN105664989A (en) | Composite material with boron nitride nano-plates modified by zinc ferrite and method for preparing composite material | |
| CN111185204B (en) | Visible-light-driven photocatalyst, and preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160601 |
|
| RJ01 | Rejection of invention patent application after publication |