CN114000164A - Novel oxygen evolution electrode and preparation method thereof - Google Patents
Novel oxygen evolution electrode and preparation method thereof Download PDFInfo
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- CN114000164A CN114000164A CN202111293168.2A CN202111293168A CN114000164A CN 114000164 A CN114000164 A CN 114000164A CN 202111293168 A CN202111293168 A CN 202111293168A CN 114000164 A CN114000164 A CN 114000164A
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 46
- 239000001301 oxygen Substances 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000000839 emulsion Substances 0.000 claims abstract description 67
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 59
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 59
- 239000002245 particle Substances 0.000 claims abstract description 50
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000002904 solvent Substances 0.000 claims abstract description 41
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 26
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims abstract description 26
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims abstract description 26
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims abstract description 26
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 22
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052741 iridium Inorganic materials 0.000 claims abstract description 21
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910000510 noble metal Inorganic materials 0.000 claims abstract description 21
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 21
- 229910052707 ruthenium Inorganic materials 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 239000002033 PVDF binder Substances 0.000 claims abstract description 13
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 13
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 13
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 13
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims abstract description 13
- 238000000498 ball milling Methods 0.000 claims abstract description 9
- 238000005520 cutting process Methods 0.000 claims abstract description 9
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 16
- 238000001556 precipitation Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000003825 pressing Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- HTXDPTMKBJXEOW-UHFFFAOYSA-N dioxoiridium Chemical compound O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 229910000457 iridium oxide Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/13—Ozone
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/054—Electrodes comprising electrocatalysts supported on a carrier
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/055—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material
- C25B11/057—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material consisting of a single element or compound
- C25B11/065—Carbon
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
- C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
- C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
- C25B11/093—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds at least one noble metal or noble metal oxide and at least one non-noble metal oxide
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Inert Electrodes (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Abstract
The invention belongs to the technical field of ozone generation equipment, and discloses a novel oxygen evolution electrode and a preparation method thereof, wherein the oxygen evolution electrode comprises the following raw materials in parts by weight: 1-60 parts of carbon nano tube particles, 1-50 parts of electrode solvent and 0.1-5 parts of electrode emulsion, wherein the carbon nano tube particles are loaded with 0.1-20% of noble metal oxides of platinum, iridium and ruthenium, the electrode solvent comprises any one of ethanol, isopropanol, n-butanol and n-propanol, and the electrode emulsion comprises polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion. Putting the carbon nano tube loaded with the noble metal oxides of platinum, iridium and ruthenium into a ball mill, and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles; adding an electrode solvent and an electrode emulsion into the carbon nano tube particles at normal temperature and uniformly stirring to obtain a mixture A; stirring the mixture A at the temperature of 50-95 ℃ to obtain a dough B; rolling and pressing the dough B into a film and cutting according to the size. The invention reduces the manufacturing cost of the electrode and has limited service life of the electrode.
Description
Technical Field
The invention belongs to the technical field of ozone generation equipment, and particularly relates to a novel oxygen evolution electrode and a preparation method thereof.
Background
Ozone has very wide application in the aspect of sterilization and disinfection, at present, the manufacturing methods of ozone have a plurality of types, the most applied method is an electric air (oxygen) shock method, the manufacturing process can generate a large amount of ozone, and the ozone is particularly suitable for being applied to the water treatment industry; on the other hand, the method for obtaining ozone by the water electrolysis method is also a manufacturing method of ozone, although the method is not as good as the air-electric shock method, the obtained gas is pure and has no impurities, so that the method for producing ozone by the water electrolysis method is widely applied.
In the ozone generating equipment for producing ozone by the water electrolysis method, a current collector discharges high-voltage strong electricity through an electrode to achieve the purposes of electrolyzing water and generating ozone, but the current collector electrode in the prior art is mixed with noble metals of platinum, iridium and ruthenium in high proportion, so that the production cost is high, the service life is limited, the electrochemical reaction area is limited, and the situation needs to be changed.
Disclosure of Invention
The present invention is directed to a novel oxygen evolution electrode and a method for manufacturing the same, which solve the above-mentioned problems of the background art.
To achieve the above object, according to the first aspect. The technical scheme is as follows:
the novel oxygen evolution electrode is composed of the following raw materials in parts by weight: 1-60 parts of carbon nano tube particles, 1-50 parts of electrode solvent and 0.1-5 parts of electrode emulsion.
The invention is further configured to: the oxygen evolution electrode is composed of the following raw materials in parts by weight: 10-60 parts of carbon nano tube particles, 10-50 parts of electrode solvent and 1-5 parts of electrode emulsion.
The invention is further configured to: the oxygen evolution electrode is composed of the following raw materials in parts by weight: 20-60 parts of carbon nano tube particles, 20-50 parts of electrode solvent and 2-5 parts of electrode emulsion.
The invention is further configured to: the oxygen evolution electrode is composed of the following raw materials in parts by weight: 40 parts of carbon nanotube particles, 50 parts of an electrode solvent and 1 part of an electrode emulsion.
The invention is further configured to: the carbon nano tube particles are loaded with 0.1-20% of noble metal oxides of platinum, iridium and ruthenium.
The invention is further configured to: the carbon nano tube particles are loaded with 5-20% of noble metal oxides of platinum, iridium and ruthenium.
The invention is further configured to: the electrode solvent comprises any one of ethanol, isopropanol, n-butanol and n-propanol.
The invention is further configured to: the electrode emulsion comprises polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
To achieve the above object, according to the second aspect. The technical scheme is as follows:
a novel oxygen evolution electrode preparation method comprises the following steps:
putting the carbon nano tube loaded with the noble metal oxides of platinum, iridium and ruthenium into a ball mill, and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles;
adding an electrode solvent and an electrode emulsion into the carbon nano tube particles at normal temperature and uniformly stirring to obtain a mixture A;
stirring the mixture A at the temperature of 50-95 ℃ to obtain a dough B;
and rolling the dough-like material B into a film and cutting the film according to the size to obtain the oxygen precipitation electrode.
The invention is further configured to: the electrode solvent comprises ethanol, isopropanol, n-butanol or n-propanol, and the electrode emulsion comprises polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
In summary, compared with the prior art, the invention discloses a novel oxygen evolution electrode and a preparation method thereof, wherein the oxygen evolution electrode comprises the following raw materials in parts by weight: 1-60 parts of carbon nano tube particles, 1-50 parts of electrode solvent and 0.1-5 parts of electrode emulsion. Putting the carbon nano tube loaded with the noble metal oxides of platinum, iridium and ruthenium into a ball mill, and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles; adding an electrode solvent and an electrode emulsion into the carbon nano tube particles at normal temperature and uniformly stirring to obtain a mixture A; stirring the mixture A at the temperature of 50-95 ℃ to obtain a dough B; and rolling the dough-like material B into a film and cutting the film according to the size to obtain the oxygen precipitation electrode. Namely, by this arrangement, the manufacturing cost of the electrode is reduced, and the life of the electrode is prolonged to a limited extent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a flow chart of a method for preparing a novel oxygen evolution electrode provided in this example.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.
Furthermore, the technical features mentioned in the different embodiments of the present invention described above may be combined with each other as long as they do not conflict with each other.
Example one
The novel oxygen evolution electrode comprises the following raw materials in parts by weight: 1-60 parts of carbon nano tube particles, 1-50 parts of electrode solvent and 0.1-5 parts of electrode emulsion.
In the specific implementation process, the carbon nano tube particles are loaded with 0.1-20% of noble metal oxides of platinum, iridium and ruthenium.
The noble metal oxides of platinum, iridium and ruthenium may also include metal oxides of iron, nickel, manganese, gold or silver.
Further, the electrode solvent includes any one of ethanol, isopropanol, n-butanol, and n-propanol.
Wherein the electrode emulsion comprises polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
As shown in fig. 1, a method for preparing a novel oxygen evolution electrode comprises the following steps:
s101, putting the carbon nano tube into a ball mill and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles.
In the step, the carbon nano tube particles are loaded with noble metal oxides of platinum, iridium and ruthenium, and the particle diameter of the carbon nano tube particles is 0.005-0.3 mm.
And S102, adding the electrode solvent and the electrode emulsion into the carbon nano tube particles at normal temperature, and uniformly stirring to obtain a mixture A.
In this step, the electrode solvent includes ethanol, isopropanol, n-butanol or n-propanol, and the electrode emulsion includes polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
S103, stirring the mixture A at the temperature of 50-95 ℃ to obtain a dough B.
In this step, the mixture a is stirred at a temperature of 50 to 95 ℃ and the excess electrode solvent and electrode emulsion are poured out to obtain a dough B.
And S104, rolling the dough B into a film and cutting the film according to the size to obtain the oxygen precipitation electrode.
Example two
The novel oxygen evolution electrode comprises the following raw materials in parts by weight: 10-60 parts of carbon nano tube particles, 10-50 parts of electrode solvent and 1-5 parts of electrode emulsion.
In the specific implementation process, the carbon nano tube particles are loaded with 0.1-20% of noble metal oxides of platinum, iridium and ruthenium.
The noble metal oxides of platinum, iridium and ruthenium may also include metal oxides of iron, nickel, manganese, gold or silver.
Further, the electrode solvent includes any one of ethanol, isopropanol, n-butanol, and n-propanol.
Wherein the electrode emulsion comprises polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
As shown in fig. 1, a method for preparing a novel oxygen evolution electrode comprises the following steps:
s101, putting the carbon nano tube into a ball mill and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles.
In the step, the carbon nano tube particles are loaded with noble metal oxides of platinum, iridium and ruthenium, and the particle diameter of the carbon nano tube particles is 0.01 mm.
And S102, adding the electrode solvent and the electrode emulsion into the carbon nano tube particles at normal temperature, and uniformly stirring to obtain a mixture A.
In this step, the electrode solvent includes ethanol, isopropanol, n-butanol or n-propanol, and the electrode emulsion includes polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
S103, stirring the mixture A at the temperature of 50-95 ℃ to obtain a dough B.
In this step, the mixture a is stirred at a temperature of 50 to 95 ℃ and the excess electrode solvent and electrode emulsion are poured out to obtain a dough B.
And S104, rolling the dough B into a film and cutting the film according to the size to obtain the oxygen precipitation electrode.
EXAMPLE III
The novel oxygen evolution electrode comprises the following raw materials in parts by weight: 20-60 parts of carbon nano tube particles, 20-50 parts of electrode solvent and 2-5 parts of electrode emulsion.
In the specific implementation process, the carbon nano tube particles are loaded with 5-20% of noble metal oxides of platinum, iridium and ruthenium.
The noble metal oxides of platinum, iridium and ruthenium may also include metal oxides of iron, nickel, manganese, gold or silver.
Further, the electrode solvent includes any one of ethanol, isopropanol, n-butanol, and n-propanol.
Wherein the electrode emulsion comprises polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
As shown in fig. 1, a method for preparing a novel oxygen evolution electrode comprises the following steps:
s101, putting the carbon nano tube into a ball mill and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles.
In this step, the carbon nanotube particles are loaded with noble metal oxides of platinum, iridium, and ruthenium.
And S102, adding the electrode solvent and the electrode emulsion into the carbon nano tube particles at normal temperature, and uniformly stirring to obtain a mixture A.
In this step, the electrode solvent includes ethanol, isopropanol, n-butanol or n-propanol, and the electrode emulsion includes polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
S103, stirring the mixture A at the temperature of 50-95 ℃ to obtain a dough B.
In this step, the mixture a is stirred at a temperature of 50 to 95 ℃ and the excess electrode solvent and electrode emulsion are poured out to obtain a dough B.
And S104, rolling the dough B into a film and cutting the film according to the size to obtain the oxygen precipitation electrode.
Example four
The novel oxygen evolution electrode comprises the following raw materials in parts by weight: 40 parts of carbon nanotube particles, 50 parts of an electrode solvent and 1 part of an electrode emulsion.
In the specific implementation process, the carbon nano tube particles are loaded with 0.1-20% of iridium oxide.
Further, the electrode solvent includes any one of ethanol, isopropanol, n-butanol, and n-propanol.
Wherein the electrode emulsion comprises polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
As shown in fig. 1, a method for preparing a novel oxygen evolution electrode comprises the following steps:
s101, putting the carbon nano tube into a ball mill and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles.
In this step, the carbon nanotube particles are loaded with iridium oxide.
And S102, adding the electrode solvent and the electrode emulsion into the carbon nano tube particles at normal temperature, and uniformly stirring to obtain a mixture A.
In this step, the electrode solvent includes ethanol, isopropanol, n-butanol or n-propanol, and the electrode emulsion includes polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
S103, stirring the mixture A at the temperature of 50-95 ℃ to obtain a dough B.
In this step, the mixture a is stirred at a temperature of 50 to 95 ℃ and the excess electrode solvent and electrode emulsion are poured out to obtain a dough B.
And S104, rolling the dough B into a film and cutting the film according to the size to obtain the oxygen precipitation electrode.
In conclusion, the invention has the following beneficial effects: the invention discloses a novel oxygen evolution electrode and a preparation method thereof, wherein the oxygen evolution electrode comprises the following raw materials in parts by weight: 1-60 parts of carbon nano tube particles, 1-50 parts of electrode solvent and 0.1-5 parts of electrode emulsion. Putting the carbon nano tube loaded with the noble metal oxides of platinum, iridium and ruthenium into a ball mill, and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles; adding an electrode solvent and an electrode emulsion to the carbon nano tube particles at the temperature of 50-95 ℃ to obtain a mixture A; cutting the mixture A and rolling to form a film to obtain the oxygen evolution electrode. By the arrangement, the carbon nano tube is used as an electrode basic framework, and the function of the electrode is assisted by the supported noble metal oxides of platinum, iridium and ruthenium in small proportion, and the membrane electrode in a porous structure is prepared according to the characteristics of the carbon nano tube, so that the electrochemical reaction area is greatly increased, the production cost of the electrode is reduced, and the service life of the electrode is prolonged.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. The novel oxygen evolution electrode is characterized by comprising the following raw materials in parts by weight: 1-60 parts of carbon nano tube particles, 1-50 parts of electrode solvent and 0.1-5 parts of electrode emulsion.
2. The novel oxygen evolving electrode according to claim 1, wherein the oxygen evolving electrode is composed of the following raw materials in parts by weight: 10-60 parts of carbon nano tube particles, 10-50 parts of electrode solvent and 1-5 parts of electrode emulsion.
3. The novel oxygen evolving electrode according to claim 1, wherein the oxygen evolving electrode is composed of the following raw materials in parts by weight: 20-60 parts of carbon nano tube particles, 20-50 parts of electrode solvent and 2-5 parts of electrode emulsion.
4. The novel oxygen evolving electrode according to claim 1, wherein the oxygen evolving electrode is composed of the following raw materials in parts by weight: 40 parts of carbon nanotube particles, 50 parts of an electrode solvent and 1 part of an electrode emulsion.
5. A novel oxygen evolving electrode according to anyone of claims 1 to 4 wherein said carbon nanotube particles are loaded with 0.1-20% of noble metal oxides of platinum, iridium and ruthenium.
6. A novel oxygen evolving electrode according to anyone of claims 1 to 4 wherein said carbon nanotube particles are loaded with 5-20% noble metal oxides of platinum, iridium and ruthenium.
7. A novel oxygen evolving electrode according to any of claims 1 to 4, wherein the electrode solvent comprises any of ethanol, isopropanol, n-butanol, n-propanol.
8. A novel oxygen evolving electrode according to any of claims 1 to 4 wherein said electrode emulsion comprises a polytetrafluoroethylene emulsion or a polyvinylidene fluoride emulsion.
9. A novel oxygen evolution electrode preparation method is characterized by comprising the following steps:
putting the carbon nano tube loaded with the noble metal oxides of platinum, iridium and ruthenium into a ball mill, and carrying out ball milling for 5-30min under the conditions of 300-1200 r/min to obtain carbon nano tube particles;
adding an electrode solvent and an electrode emulsion into the carbon nano tube particles at normal temperature and uniformly stirring to obtain a mixture A;
stirring the mixture A at the temperature of 50-95 ℃ to obtain a dough B;
and rolling the dough-like material B into a film and cutting the film according to the size to obtain the oxygen precipitation electrode.
10. The method for preparing a novel oxygen evolution electrode as claimed in claim 9, wherein the electrode solvent comprises ethanol, isopropanol, n-butanol or n-propanol, and the electrode emulsion comprises polytetrafluoroethylene emulsion or polyvinylidene fluoride emulsion.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170207464A1 (en) * | 2016-01-15 | 2017-07-20 | Elod Lajos Gyenge | Oxygen electrode and a method of manufacturing the same |
| CN110117797A (en) * | 2018-02-07 | 2019-08-13 | 中国科学院福建物质结构研究所 | A kind of electrolytic cell and its application in water electrolysis hydrogen production |
| CN111483999A (en) * | 2020-04-14 | 2020-08-04 | 常熟氢能源研究院有限公司 | Preparation method of nitrogen-doped carbon nanotube, nitrogen-doped carbon nanotube and application of nitrogen-doped carbon nanotube |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170207464A1 (en) * | 2016-01-15 | 2017-07-20 | Elod Lajos Gyenge | Oxygen electrode and a method of manufacturing the same |
| CN110117797A (en) * | 2018-02-07 | 2019-08-13 | 中国科学院福建物质结构研究所 | A kind of electrolytic cell and its application in water electrolysis hydrogen production |
| CN111483999A (en) * | 2020-04-14 | 2020-08-04 | 常熟氢能源研究院有限公司 | Preparation method of nitrogen-doped carbon nanotube, nitrogen-doped carbon nanotube and application of nitrogen-doped carbon nanotube |
Non-Patent Citations (2)
| Title |
|---|
| RAJASHEKAR BADAM ET AL: "Synthesis and electrochemical analysis of novel IrO2 nanoparticle catalysts supported on carbon nanotube for oxygen evolution reaction", 《INTERNATIONAL JOURNAL OF HYDROGEN ENERGY》 * |
| 和庆钢 等: "碳纳米管负载铂催化剂的制备、结构及电化学加氢特性", 《电化学》 * |
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