CN109594326A - One kind is based on γ-Fe2O3/ MnO2 magnetic conductance self-propelled micro-nano motor and preparation method thereof - Google Patents
One kind is based on γ-Fe2O3/ MnO2 magnetic conductance self-propelled micro-nano motor and preparation method thereof Download PDFInfo
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- CN109594326A CN109594326A CN201811570443.9A CN201811570443A CN109594326A CN 109594326 A CN109594326 A CN 109594326A CN 201811570443 A CN201811570443 A CN 201811570443A CN 109594326 A CN109594326 A CN 109594326A
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- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229910006297 γ-Fe2O3 Inorganic materials 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000010521 absorption reaction Methods 0.000 claims abstract description 4
- 229960002089 ferrous chloride Drugs 0.000 claims description 7
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims description 7
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 239000011259 mixed solution Substances 0.000 claims description 4
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000004043 dyeing Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 claims 1
- 238000011068 loading method Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000002411 thermogravimetry Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001069 Raman spectroscopy Methods 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 239000012286 potassium permanganate Substances 0.000 description 3
- 235000003301 Ceiba pentandra Nutrition 0.000 description 2
- 244000146553 Ceiba pentandra Species 0.000 description 2
- DQMUQFUTDWISTM-UHFFFAOYSA-N O.[O-2].[Fe+2].[Fe+2].[O-2] Chemical compound O.[O-2].[Fe+2].[Fe+2].[O-2] DQMUQFUTDWISTM-UHFFFAOYSA-N 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000002055 nanoplate Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- OQVYMXCRDHDTTH-UHFFFAOYSA-N 4-(diethoxyphosphorylmethyl)-2-[4-(diethoxyphosphorylmethyl)pyridin-2-yl]pyridine Chemical compound CCOP(=O)(OCC)CC1=CC=NC(C=2N=CC=C(CP(=O)(OCC)OCC)C=2)=C1 OQVYMXCRDHDTTH-UHFFFAOYSA-N 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 238000001237 Raman spectrum Methods 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229940056319 ferrosoferric oxide Drugs 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000004108 freeze drying Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000005111 magnetotaxis Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000005445 natural material Substances 0.000 description 1
- 238000000399 optical microscopy Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000001507 sample dispersion Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
- 229920001221 xylan Polymers 0.000 description 1
- 150000004823 xylans Chemical class 0.000 description 1
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/49—Oxides or hydroxides of elements of Groups 8, 9,10 or 18 of the Periodic Table; Ferrates; Cobaltates; Nickelates; Ruthenates; Osmates; Rhodates; Iridates; Palladates; Platinates
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid 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
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28002—Solid 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 physical properties
- B01J20/28009—Magnetic properties
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/48—Oxides or hydroxides of chromium, molybdenum or tungsten; Chromates; Dichromates; Molybdates; Tungstates
- D06M11/485—Oxides or hydroxides of manganese; Manganates
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/308—Dyes; Colorants; Fluorescent agents
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- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/40—Fibres of carbon
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- Chemical & Material Sciences (AREA)
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- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses one kind to be based on γ-Fe2O3/MnO2Magnetic conductance self-propelled micro-nano motor and preparation method thereof, using bombax cotton as template, while loading γ-Fe2O3And MnO2, it is prepared based on γ-Fe2O3/MnO2Magnetic conductance self-propelled micro-nano motor can reach inaccessible Polluted area by magnetic guiding and bubble driving and carry out cleaning treatment, and can be recycled after treatment by external magnetic field, it is avoided to cause secondary pollution；Raw material prepared by the present invention is commonly easy to get, low in cost, and preparation process is simple, environmentally protective, and obtained micro-nano motor has excellent absorption property and performance is recycled, and has potential application value in environment protection field.
Description
Technical field
The invention belongs to micro-nano motor technologies fields, and in particular to one kind is based on γ-Fe2O3/ MnO2Magnetic conductance self-propelled is micro-
Receive motor and preparation method thereof.
Background technique
Since the prime report of 2004-2005 synthesis micro-nano motor, the new page of micro-nano motor research has been opened.Energy
The self-propelled catalysis micro-nano motor for enough converting the energy into movement has shown that huge hope for various practical applications.Though
So initial effort concentrates in the biomedical applications of micro/nano level motor, but also has huge dive in various environmental applications
Power.In particular, micro-nano machine has been demonstrated that based drive new size decontamination process can be increased, and new " instant " is caused to repair
Multiple agreement, has higher efficiency, shorter clearance time and lower cost.The continuous moving of these minute yardstick objects is available
Reacting nano material is conveyed in the sample in pollution, for discharging and dispersing renovation agent over long distances.Due to most of environment
The micro-nano motor of application uses platinum as catalyst, and expensive and biocompatibility is unable to large-scale use, to occur
Magnesium-based, the micro-nanos motor such as manganese dioxide, and also it is also relative complex for the preparation of micro-nano motor.Therefore, it is obtained from nature
Natural material has hydrophobicity/hydrophily, invertibity adhesiveness, biodegradable, updatability, magnetotaxis, biology resistance
Anti-, resistance to fracture is light-weight, the complex biological material of the multiple functions such as antireflection and autofluorescence.This function naturally abundant
The engineering of robot device of the energy for that can navigate provides interesting selection.
Bombax cotton is unicellular native cellulose fibre.Its wall by 64% cellulose, 13% lignin, 8.6%
Water, the ash content of 1.4-3.5%, the water-soluble substances of 4.7-9.7%, the xylan of 2.3-2.5% and 0.8% wax composition.
Bombax cotton has very thin cell wall, has the huge hollow region full of air, therefore have big specific surface area, and
And cheap, environmental protection, and there is a possibility that large-scale production.MnO2As catalyst to generate the driving of bubble thrust.MnO2No
It is only laminated structure, but also there is excellent biocompatibility, the specific surface area of micro machine can be improved.γ-Fe2O3It can be with
The direction of motion of control micro electric machine can also recycle, avoid secondary pollution.
Currently, about load di-iron trioxide and manganese dioxide (γ-Fe2O3/MnO2) micro-nano motor relevant report very
More, but use bombax cotton as biological template, come the report that loads manganese dioxide and di-iron trioxide, there is presently no see
It arrives.
Summary of the invention
The object of the present invention is to provide one kind to be based on γ-Fe2O3/ MnO2Magnetic conductance self-propelled micro-nano motor and its preparation side
Method using the cheap bombax cotton being easy to get as template, while loading γ-Fe2O3And MnO2, micro-nano motor, energy is prepared
Reach inaccessible Polluted area by magnetic guiding and bubble driving and carry out cleaning treatment, and after treatment can be by outer
Portion is recycled in magnetic field, it is avoided to cause secondary pollution.
To achieve the above object, the technical solution adopted by the present invention is that:
One kind is based on based on γ-Fe2O3/ MnO2The preparation method of magnetic conductance self-propelled micro-nano motor, comprising the following steps:
(1) bombax cotton is immersed in the mixed solution of ferric trichloride and ferrous chloride, and is ultrasonically treated under the conditions of 60 DEG C
3h；
(2) step (1) treated bombax cotton is cleaned and dried, is then sintered under nitrogen protection, obtains sintered sample；
(3) sintered sample is mixed with liquor potassic permanganate and ultrasonic disperse is uniform, then mixed liquor is placed in hydrothermal reaction kettle,
1-5h is reacted at 120 DEG C, it is then cleaned again to be dried to obtain based on γ-Fe2O3/ MnO2Magnetic conductance self-propelled micro-nano motor.
Further, ferric trichloride in the mixed solution of ferric trichloride described in step (1) and ferrous chloride in step (1)
It is 2:1 with ferrous chloride molar ratio.
Further, sintering temperature is 550 DEG C in step (2), sintering time 30min.
Further, sintered sample and KMnO in step (3)4Mass ratio be 4.5:11.06.
Further, cleaning way is eccentric cleaning in step (3).
Further, drying temperature is 60 DEG C in step (3), drying time 48-72h.
It is prepared by the above method to be based on γ-Fe2O3/ MnO2Magnetic conductance self-propelled micro-nano motor, with excellent absorption
Performance and recycling performance, have potential application value in environment protection field.
Compared with prior art, main advantages of the present invention: raw material prepared by the present invention is commonly easy to get, low in cost, system
Standby process is simple, environmentally protective.In preparation synthesis process, ferroso-ferric oxide is first evenly distributed in the carbon pipe of bombax cotton
On, γ-Fe is obtained under potassium permanganate effect2O3, while manganese dioxide nano-plates are loaded, wherein manganese dioxide nano-plates are high
Product after carbon reacts is reacted between potassium manganate and carbon pipe, to obtain based on γ-Fe2O3/ MnO2Magnetic conductance self-propelled micro-nano motor,
It is with excellent absorption property and performance is recycled, and has potential application value in environment protection field.
Figure of description
Fig. 1 is that bombax cotton loads Fe in sintered sample3O4SEM figure；
Fig. 2 is the SEM figure of micro-nano motor made from embodiment 1；
Fig. 3 is the XRD diagram of micro-nano motor made from embodiment 1；
Fig. 4 is the Raman figure of micro-nano motor made from embodiment 1；
Fig. 5 is the TGA figure of micro-nano motor made from embodiment 1；
Fig. 6 is the driving figure of micro-nano motor made from embodiment 1.
Specific embodiment
In order to make content of the present invention easily facilitate understanding, the present invention will be further described for following instance, but
It is not used to limit the scope of the present invention.
Embodiment 1
The ferrous chloride of the ferric trichloride of 0.03 mol and 0.015 mol is dissolved in 50 mL deionized waters, kapok fibre is put into
60 DEG C of heating ultrasound 3h are tieed up, kapok is taken out and is cleaned 2-3 times with deionized water, it is dry to be put into freeze drying box.Afterwards by dry sample
Product are sintered under nitrogen protection, are warming up to 550 DEG C of 30 min of heat preservation with 10 DEG C/min, are down to room temperature and are taken out sample.It is sintered
It is in the solution, rear to be added 11.06 mg's that sample takes 4.5 mg to be placed on sample dispersion after 25 mL deionized water ultrasounds make sintering
Potassium permanganate stirring and dissolving is transferred in 50 ml polytetrafluoroethylene (PTFE) hydrothermal reaction kettles, 2 h is reacted at 120 DEG C, wait react
It is cooled to room temperature after.Product is centrifuged 5 min with supercentrifuge under the revolving speed of 3000 rpm, is cleaned with deionized water,
48 h at 60 DEG C are obtained based on γ-Fe2O3/MnO2The self-propelled micro-nano motor of magnetic conductance.
Embodiment 2
By configuring H2O2Solution is put into γ-Fe2O3/MnO2Micro-nano motor, be placed on optical microscopy and shot, additional magnetic
Field carries out the direction of motion of control micro-nano motor.
To 1 gained γ-Fe of above-described embodiment2O3/MnO2Micro-nano motor is spread out using scanning electron microscope (SEM), X-ray
Penetrate instrument (XRD), thermogravimetric analysis (TGA), Raman spectrum (Raman) instrument analyze product.By embodiment 2, carry out micro-
Receive motor driving test.
Fig. 1 is that bombax cotton loads Fe in sintered sample3O4SEM figure, it can be seen that carbon pipe surface has many Fe3O4
Particle.Make it have magnetism.
Fig. 2 is the SEM figure of micro-nano motor made from embodiment 1.As can be seen that carbon tube outer surface and inner surface overgrow with piece
The MnO of shape2, centre is carbon-coating.Wherein due to potassium permanganate, so that Fe3O4It is oxidized to γ-Fe2O3, same that there is magnetism.
Fig. 3 is the XRD diagram of micro-nano motor made from embodiment 1.It can be seen that MnO212.2 °, 24.7 °, 36.7 °,
65.6 ° there is the characteristic diffraction peak of (001), (002), (- 111), (- 311) respectively, it was demonstrated that MnO2In the presence of.30.1 °,
37.1 °, 43.1 °, 57.0 °, 62.6 ° there is the characteristic diffraction peak of (220), (311), (400), (511), (440) respectively, it was demonstrated that
γ-Fe2O3Presence.
Fig. 4 is the Raman figure of micro-nano motor made from embodiment 1.It can be seen that SP2Three characteristic strips of carbon, including go out
Present 1340cm -1The D band at place, in 1580-1600cm-1The G band at place and in 2660cm -1The 2D band at place.MnO2Characteristic peak be
667cm-1, γ-Fe2O3Characteristic peak be 650cm-1.Since two characteristic peaks are close, MnO2Characteristic peak and γ-Fe2O3Spy
Levy overlap of peaks.
Fig. 5 is the TGA figure of micro-nano motor made from embodiment 1.The hydro-thermal time is the micro-nano motor of 2 h, the carbon in micro-pipe
Content is 29.7%.Measuring carbon initial decomposition temperature by TGA is about 260 DEG C.
Fig. 6 is the driving figure of micro-nano motor made from embodiment 1, in H2O2MnO in solution2It decomposes and generates bubble driving,
Externally-applied magnetic field controls micro-nano motor movement direction.
Although specific embodiments of the present invention have been described above, those familiar with the art should be managed
Solution, we are merely exemplary described specific embodiment, rather than for the restriction to the scope of the present invention, it is familiar with this
The technical staff in field should be covered of the invention according to modification and variation equivalent made by spirit of the invention
In scope of the claimed protection.
Claims (7)
1. one kind is based on based on γ-Fe2O3/ MnO2The preparation method of magnetic conductance self-propelled micro-nano motor, it is characterised in that: the side
Method the following steps are included:
(1) bombax cotton is immersed in the mixed solution of ferric trichloride and ferrous chloride, and is ultrasonically treated under the conditions of 60 DEG C
3h；
(2) step (1) treated bombax cotton is cleaned and dried, is then sintered under nitrogen protection, obtains sintered sample；
(3) sintered sample is mixed with liquor potassic permanganate and ultrasonic disperse is uniform, then mixed liquor is placed in hydrothermal reaction kettle,
1-5h is reacted at 120 DEG C, it is then cleaned again to be dried to obtain based on γ-Fe2O3/ MnO2Magnetic conductance self-propelled micro-nano motor.
2. according to claim 1 a kind of based on γ-Fe2O3/ MnO2The preparation method of magnetic conductance self-propelled micro-nano motor,
It is characterized in that: ferric trichloride and ferrous chloride molar ratio in the mixed solution of ferric trichloride described in step (1) and ferrous chloride
For 2:1.
3. according to claim 1 a kind of based on γ-Fe2O3/ MnO2The preparation method of magnetic conductance self-propelled micro-nano motor,
Be characterized in that: sintering temperature is 550 DEG C in step (2), sintering time 30min.
4. according to claim 1 a kind of based on γ-Fe2O3/ MnO2The preparation method of magnetic conductance self-propelled micro-nano motor,
It is characterized in that: sintered sample and KMnO in step (3)4Mass ratio be 4.5:11.06.
5. according to claim 1 a kind of based on γ-Fe2O3/ MnO2The preparation method of magnetic conductance self-propelled micro-nano motor,
Be characterized in that: cleaning way is eccentric cleaning in step (3).
6. according to claim 1 a kind of based on γ-Fe2O3/ MnO2The preparation method of magnetic conductance self-propelled micro-nano motor,
Be characterized in that: drying temperature is 60 DEG C in step (3), drying time 48-72h.
7. a kind of preparation method as claimed in any one of claims 1 to 6 is obtained to be based on γ-Fe2O3/ MnO2Magnetic conductance pushes away certainly
Into micro-nano motor, it is characterised in that: described to be based on γ-Fe2O3/ MnO2Magnetic conductance self-propelled micro-nano motor has engine dyeing in adsorption treatment
Material field has excellent absorption property and performance is recycled.
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| CN201811570443.9A CN109594326B (en) | 2018-12-21 | 2018-12-21 | Based on gamma-Fe2O3/MnO2Magnetic conduction self-propelled micro-nano motor and preparation method thereof |
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| CN201811570443.9A CN109594326B (en) | 2018-12-21 | 2018-12-21 | Based on gamma-Fe2O3/MnO2Magnetic conduction self-propelled micro-nano motor and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110768481A (en) * | 2019-11-28 | 2020-02-07 | 福建工程学院 | Method for preparing magnetic conductance bubble driving micro motor by coating gamma-Fe 2O3/MnO2 based on poplar catkin as template |
| CN110773130A (en) * | 2019-11-28 | 2020-02-11 | 福建工程学院 | Self-driven micro-nano motor with pine pollen as template and preparation method thereof |
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| CN110985319A (en) * | 2019-11-28 | 2020-04-10 | 福建工程学院 | Preparation method of g-C3N4/MnO2 based optical/chemical driving micromotor |
| CN112958087A (en) * | 2021-01-31 | 2021-06-15 | 福建工程学院 | MnO distributed on surface of symmetrical carbon microsphere2Preparation method of Pt-supported double-catalyst micro-nano motor |
| CN112978877A (en) * | 2021-01-31 | 2021-06-18 | 福建工程学院 | Dynamic sewage purification treatment method based on micro-nano motor |
| CN113856698A (en) * | 2021-11-12 | 2021-12-31 | 中国矿业大学 | Preparation method and application of high-efficiency self-driven catalyst based on Fenton-like reaction and PMS (permanent magnet synchronous motor) activation |
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| CN110975796A (en) * | 2019-11-26 | 2020-04-10 | 昆明理工大学 | Nano motor and preparation method and application thereof |
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| CN112958087A (en) * | 2021-01-31 | 2021-06-15 | 福建工程学院 | MnO distributed on surface of symmetrical carbon microsphere2Preparation method of Pt-supported double-catalyst micro-nano motor |
| CN112978877A (en) * | 2021-01-31 | 2021-06-18 | 福建工程学院 | Dynamic sewage purification treatment method based on micro-nano motor |
| CN113856698A (en) * | 2021-11-12 | 2021-12-31 | 中国矿业大学 | Preparation method and application of high-efficiency self-driven catalyst based on Fenton-like reaction and PMS (permanent magnet synchronous motor) activation |
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