CN108079993A - The preparation method of ferrous oxide/cuprous nano composite material - Google Patents
The preparation method of ferrous oxide/cuprous nano composite material Download PDFInfo
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- CN108079993A CN108079993A CN201711444507.6A CN201711444507A CN108079993A CN 108079993 A CN108079993 A CN 108079993A CN 201711444507 A CN201711444507 A CN 201711444507A CN 108079993 A CN108079993 A CN 108079993A
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- ferrous oxide
- nano composite
- cuprous
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- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 title claims abstract description 18
- 239000002114 nanocomposite Substances 0.000 title claims abstract description 13
- 239000002131 composite material Substances 0.000 claims abstract description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052802 copper Inorganic materials 0.000 claims abstract description 20
- 239000010949 copper Substances 0.000 claims abstract description 20
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 150000002505 iron Chemical class 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000012266 salt solution Substances 0.000 claims abstract description 6
- 239000003599 detergent Substances 0.000 claims abstract description 5
- 238000001027 hydrothermal synthesis Methods 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 239000000243 solution Substances 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 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 claims description 6
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- -1 iron ion Chemical class 0.000 claims description 4
- 235000019441 ethanol Nutrition 0.000 claims description 3
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims description 3
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 claims description 2
- 238000006479 redox reaction Methods 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims 1
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(I) oxide Inorganic materials [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 abstract description 23
- KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 abstract description 23
- 229940112669 cuprous oxide Drugs 0.000 abstract description 23
- 230000003197 catalytic effect Effects 0.000 abstract description 5
- 239000002086 nanomaterial Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 238000009776 industrial production Methods 0.000 abstract description 2
- 229910010272 inorganic material Inorganic materials 0.000 abstract description 2
- 239000011147 inorganic material Substances 0.000 abstract description 2
- 239000002105 nanoparticle Substances 0.000 abstract description 2
- 230000007935 neutral effect Effects 0.000 abstract description 2
- 239000003960 organic solvent Substances 0.000 abstract description 2
- 230000015556 catabolic process Effects 0.000 description 14
- 238000006731 degradation reaction Methods 0.000 description 14
- 239000005416 organic matter Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000012028 Fenton's reagent Substances 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- CXKWCBBOMKCUKX-UHFFFAOYSA-M methylene blue Chemical compound [Cl-].C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 CXKWCBBOMKCUKX-UHFFFAOYSA-M 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 229960000907 methylthioninium chloride Drugs 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 1
- 229940043267 rhodamine b Drugs 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002351 wastewater 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/745—Iron
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/026—Fenton's reagent
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Materials Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Catalysts (AREA)
Abstract
The preparation method of ferrous oxide of the present invention/cuprous nano composite material, belongs to technical field of preparation for inorganic material, by iron salt dissolved in water, obtains iron salt solutions;Metallic copper is added in above-mentioned iron salt solutions, persistently stirs 5 30min;Above-mentioned solution is placed in reaction kettle, 0.5 8h is reacted at a temperature of 80 150 DEG C;Step 3) products therefrom detergent is washed 13 times, then dry 2 12h at a temperature of 0 120 DEG C.The present invention utilizes simple step low-temperature hydrothermal method, does not add organic solvent, a step can prepare ferrous oxide/cuprous oxide composite nano materials, and particle and composition are controllable, of low cost, solve the problems, such as that composite material preparation process is complicated and of high cost;Preparation method is easy, and environmental sound, suitable for large-scale industrial production, application prospect is extensive;Products obtained therefrom is had excellent performance, and as Fenton reaction reagents, excellent catalytic performance, catalytic activity enhancing can be shown under pH neutral, room temperature and sunlight, structural stability improves.
Description
Technical field
The invention belongs to technical field of preparation for inorganic material, and in particular to a kind of ferrous oxide/cuprous nano is compound
The preparation method of material.
Background technology
With the fast development of human society, energy shortage and environmental pollution increasingly threaten the existence of the mankind.At present,
Organic wastewater, which exists, is difficult to the shortcomings that biodegradable, toxicity is big and is difficult to be degraded with conventional method.People pass through long-term effort,
The method of many sewage purifications, such as physical absorption, chemical reaction and biodegradation etc. are had been set up, but to organic in sewage
The shortcomings of processing of pollutant still remains that degradation is not thorough, catalyst is of high cost, dosage is big and is costly.With the world and state
Reinforcement of the family to environmental protection dynamics, it is necessary to explore efficient, harmless and new catalysts materials.
In numerous catalyst materials, using sunlight in water organic contamination carry out degradation treatment photochemical catalyst into
For a kind of effective method, the concern of people is increasingly received.Photo Fenton is as one in advanced oxidation technology
Kind, the active group with strong oxidizing property generated by the use of luminous energy as driving, iron ion catalysis hydrogen peroxide can be to having in water
Organic pollutants carry out degradable, become carbon dioxide, water and inorganic salts of environmental sound etc., have it is cheap, conveniently, to ring
The advantages that border is harmless and is easy to industrialization, is concerned.Cuprous oxide is a kind of typical p-type semiconductor, has unique light
Performance is learned, light-catalyzed reaction can be triggered under sunlight, caused the attention of numerous researchers.At present, people have tasted
Pilot production prepares cuprous oxide material with certain methods, such as patent of invention (CN107162038A) reports and a kind of utilizes aeroponics
The method for preparing cuprous oxide;Patent of invention (CN106423166A) reports a kind of utilization organic reducing agent and prepares cuprous oxide
Method;Patent of invention (CN105836787A) reports a kind of method that cuprous oxide is prepared using Organoalkyl amine.But
There are the shortcomings that preparation process is complicated, high organic content is difficult to remove, the cost of product is considerably increased.Meanwhile it aoxidizes sub-
Iron also shows very excellent effect as Fenton reagent.Single metal oxide is still difficult to meet wanting for practical application
It asks, composite catalyst can solve many deficiencies of one-component catalyst, therefore ferrous oxide/cuprous oxide based composites exhibition
Reveal the performance more excellent than single cuprous oxide or ferrous oxide.Using simple and cheap raw material, easy one
Footwork prepares ferrous oxide/cuprous oxide composite nano materials, becomes the difficult point of current scientific research and production application.
The content of the invention
The object of the present invention is to provide a kind of preparation methods of ferrous oxide/cuprous nano composite material, utilize one
It walks simple hydrothermal reaction at low temperature and is prepared for ferrous oxide/cuprous oxide composite material, the grain diameter and composition of composite construction can
Control, improves the stability of catalytic performance and structure, and the preparation method technological process is simple, at low cost and suitable scale metaplasia
Production.
To achieve these goals, the technical solution adopted by the present invention is:
The preparation method of ferrous oxide of the present invention/cuprous nano composite material, using molysite and metallic copper as raw material, profit
The composite material of composition and size tunable is prepared with the redox reaction between the two and a step low-temperature hydrothermal method.
The preparation method of ferrous oxide of the present invention/cuprous nano composite material, comprises the following steps:
1) by iron salt dissolved in water, iron salt solutions, controlled concentration 2.5*10 are obtained-3-7.5*10-2mol/L;
2) metallic copper is added in above-mentioned iron salt solutions, persistently stirs 5-30min;
3) above-mentioned solution is placed in reaction kettle, 0.5-8h is reacted at a temperature of 80-150 DEG C;
4) step 3) products therefrom detergent is washed 1-3 times, then the dry 2-12h at a temperature of 0-120 DEG C.
Molysite is one or more combinations in iron chloride, ferric nitrate or ferric sulfate.
Metallic copper is one or more combinations in copper powder, copper sheet or foam copper.
The amount for controlling iron ion on metallic copper is 1*10-5mol/cm2-3*10-4mol/cm2。
Detergent described in step 4) is water, ethyl alcohol or acetone.
Beneficial effects of the present invention are:
(1) present invention utilizes simple step low-temperature hydrothermal method, does not add organic solvent, it is sub- that a step can prepare oxidation
Iron/cuprous oxide composite nano materials, particle and composition are controllable, of low cost, solve composite material preparation process complexity
And the problem of of high cost.
(2) preparation method is easy, and environmental sound, suitable for large-scale industrial production, application prospect is extensive.
(3) ferrous oxide/cuprous oxide composite nano materials prepared by are had excellent performance, as Fenton reaction reagents,
Excellent catalytic performance, catalytic activity enhancing can be shown under pH neutral, room temperature and sunlight, structural stability improves.
Description of the drawings
Fig. 1 is the XRD diagram of ferrous oxide/cuprous oxide in embodiment 1;
Fig. 2 is the SEM figures of ferrous oxide/cuprous oxide in embodiment 1;
Fig. 3 is dye molecule degradation figure in embodiment 1.
Specific embodiment
With reference to embodiment, the present invention will be further described, but not limited to this.
Degradation product is the methylene blue of 5mg/L and rhdamine B mixed solution (respectively accounting for 50wt%).
Embodiment 1
The preparation method of ferrous oxide of the present invention/cuprous nano composite material, ferric trichloride is dissolved in
In water, concentration 0.01mol/L;Metal copper sheet is added in liquor ferri trichloridi, persistently stir 15 minutes, on copper sheet iron from
The amount of son is 1*10-4mol/cm2, then it is fitted into reaction kettle when 100 DEG C of reaction 5 is small;Products therefrom is washed 3 with ethyl alcohol
It is secondary, when 90 DEG C of drying 8 is small.
Understand that product is ferrous oxide/cuprous oxide composite material by the crystal structure diffraction pattern of Fig. 1.Fig. 2 is understood, is aoxidized
Ferrous iron/cuprous oxide composite nanostructure is spheric granules, and average grain diameter is about 80 nanometers.0.05g ferrous oxides/oxidation is sub-
Carbon/carbon-copper composite material is added in 100mL methylene blues and rhdamine B mixed solution (concentration 5mg/L), is stirred in dark
After 40min, add in 0.5mL hydrogen peroxide (concentration 30wt%) and carry out degradation experiment.From degradations of the Fig. 3 to rhodamine B, oxygen
Changing ferrous iron/cuprous oxide composite material can degradable organic pollution in 30min.
Embodiment 2
As described in Example 1, except that adding in ferric nitrate.Gained ferrous oxide/cuprous oxide composite material is put down
Equal grain size is 90 nanometers, to the degradation of organic matter up to 100% in 30min.
Embodiment 3
As described in Example 1, except that adding in ferric sulfate.Gained ferrous oxide/cuprous oxide composite material is put down
Equal grain size is 100 nanometers, in 30min to the degradation of organic matter up to 100%.
Embodiment 4
As described in Example 1, except that the concentration of liquor ferri trichloridi is 0.005mol/L.Gained ferrous oxide/
The average grain diameter of cuprous oxide composite material is 75 nanometers, in 30min to the degradation of organic matter up to 100%.
Embodiment 5
As described in Example 1, except that the concentration of liquor ferri trichloridi is 0.05mol/L.Gained ferrous oxide/oxygen
Change the average grain diameter of cuprous composite material as 110 nanometers, in 30min to the degradation of organic matter up to 95%.
Embodiment 6
As described in Example 1, except that adding in foam copper.Gained ferrous oxide/cuprous oxide composite material is put down
Equal grain size is 60 nanometers, in 30min to the degradation of organic matter up to 100%.
Embodiment 7
As described in Example 1, except that adding in foam copper.Gained ferrous oxide/cuprous oxide composite material is put down
Equal grain size is 65 nanometers, in 30min to the degradation of organic matter up to 100%.
Embodiment 8
As described in Example 1, except that the amount of iron ion is 2*10 on copper sheet-5mol/cm2.Gained ferrous oxide/
The average grain diameter of cuprous oxide composite material is 70 nanometers, in 30min to the degradation of organic matter up to 100%.
Embodiment 9
As described in Example 1, except that in reaction kettle when 80 DEG C of reaction 7 is small.Gained ferrous oxide/oxidation is sub-
The average grain diameter of carbon/carbon-copper composite material is 65 nanometers, in 30min to the degradation of organic matter up to 100%.
Embodiment 10
As described in Example 1, except that in reaction kettle when 140 DEG C of reaction 3 is small.Gained ferrous oxide/oxidation
The average grain diameter of cuprous composite material is 95 nanometers, in 30min to the degradation of organic matter up to 100%.
Claims (6)
1. a kind of preparation method of ferrous oxide/cuprous nano composite material, which is characterized in that using molysite and metallic copper as
The composite wood of composition and size tunable is prepared using the redox reaction between the two and a step low-temperature hydrothermal method for raw material
Material.
2. the preparation method of ferrous oxide according to claim 1/cuprous nano composite material, which is characterized in that
Comprise the following steps:
1) by iron salt dissolved in water, iron salt solutions, controlled concentration 2.5*10 are obtained-3-7.5*10-2mol/L;
2) metallic copper is added in above-mentioned iron salt solutions, persistently stirs 5-30min;
3) above-mentioned solution is placed in reaction kettle, 0.5-8h is reacted at a temperature of 80-150 DEG C;
4) step 3) products therefrom detergent is washed 1-3 times, then the dry 2-12h at a temperature of 0-120 DEG C.
3. the preparation method of ferrous oxide according to claim 1 or 2/cuprous nano composite material, feature exist
In molysite is one or more combinations in iron chloride, ferric nitrate or ferric sulfate.
4. the preparation method of ferrous oxide according to claim 1 or 2/cuprous nano composite material, feature exist
In metallic copper is one or more combinations in copper powder, copper sheet or foam copper.
5. the preparation method of ferrous oxide according to claim 2/cuprous nano composite material, which is characterized in that
In step 2), the amount for controlling iron ion on metallic copper is 1*10-5mol/cm2-3*10-4mol/cm2。
6. the preparation method of ferrous oxide according to claim 2/cuprous nano composite material, which is characterized in that
Detergent described in step 4) is water, ethyl alcohol or acetone.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111135830A (en) * | 2020-01-14 | 2020-05-12 | 江苏海洋大学 | Simple and green preparation method and application of micro-nano powder with copper and cuprous oxide composite structure |
CN111193012A (en) * | 2020-01-08 | 2020-05-22 | 四川大学 | Hollow porous cuprous oxide-cupric oxide-ferric oxide cubic lithium ion battery cathode and one-step preparation method thereof |
CN113769742A (en) * | 2021-07-28 | 2021-12-10 | 同济大学 | Copper mesh integrated Cu2Preparation method of O @ FeO nano array |
CN115072856A (en) * | 2022-04-27 | 2022-09-20 | 赣南医学院 | Application of copper-iron-oxygen nanoenzyme in removing colored printing and dyeing dye and kit for removing printing and dyeing dye |
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CN113769742B (en) * | 2021-07-28 | 2023-11-17 | 同济大学 | Copper mesh integrated Cu 2 Preparation method of O@FeO nano array |
CN115072856A (en) * | 2022-04-27 | 2022-09-20 | 赣南医学院 | Application of copper-iron-oxygen nanoenzyme in removing colored printing and dyeing dye and kit for removing printing and dyeing dye |
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