CN103296288A - Preparation method of catalyst electrode of microorganism fuel cell - Google Patents
Preparation method of catalyst electrode of microorganism fuel cell Download PDFInfo
- Publication number
- CN103296288A CN103296288A CN2013102251419A CN201310225141A CN103296288A CN 103296288 A CN103296288 A CN 103296288A CN 2013102251419 A CN2013102251419 A CN 2013102251419A CN 201310225141 A CN201310225141 A CN 201310225141A CN 103296288 A CN103296288 A CN 103296288A
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- Prior art keywords
- preparation
- mixed
- catalyst electrode
- stirring
- powder
- 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.)
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- 239000003054 catalyst Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000000446 fuel Substances 0.000 title claims abstract description 11
- 244000005700 microbiome Species 0.000 title abstract 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 14
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims abstract description 10
- 239000002904 solvent Substances 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 239000011248 coating agent Substances 0.000 claims abstract description 4
- 238000000576 coating method Methods 0.000 claims abstract description 4
- 238000001035 drying Methods 0.000 claims abstract description 4
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 claims abstract description 4
- SJLOMQIUPFZJAN-UHFFFAOYSA-N oxorhodium Chemical compound [Rh]=O SJLOMQIUPFZJAN-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910003446 platinum oxide Inorganic materials 0.000 claims abstract description 4
- 229910003450 rhodium oxide Inorganic materials 0.000 claims abstract description 4
- 230000002906 microbiologic effect Effects 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 6
- 239000011261 inert gas Substances 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 3
- PXXKQOPKNFECSZ-UHFFFAOYSA-N platinum rhodium Chemical compound [Rh].[Pt] PXXKQOPKNFECSZ-UHFFFAOYSA-N 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 229920000049 Carbon (fiber) Polymers 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 2
- 238000007605 air drying Methods 0.000 abstract 1
- 238000001354 calcination Methods 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 239000012528 membrane Substances 0.000 abstract 1
- 239000011259 mixed solution Substances 0.000 abstract 1
- 229910052697 platinum Inorganic materials 0.000 abstract 1
- 229910052703 rhodium Inorganic materials 0.000 abstract 1
- 239000010948 rhodium Substances 0.000 abstract 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Inert Electrodes (AREA)
Abstract
The invention provides a preparation method of a catalyst electrode of a microorganism fuel cell. The method comprises the following steps of: (1) mixing platinum and rhodium according to the mass ratio of 3:2 and 1:1, adding a little solvent, and stirring the mixture in an ultrasonic stirrer for 2h to 3h; (2) cooling and drying the mixed solution after stirring, standing the mixture to obtain black powder, calcining the black powder under a reducing gas and inertia gas atmosphere, and cooling the calcined powder to form mixed catalyst powder of platinum oxide and rhodium oxide; (3) mixing the mixed catalyst powder with hydrogen peroxide, adding an isolation membrane and isopropanol in the mixture, stirring for 30min to 50min to obtain paste, and uniformly coating the paste after stirring onto the surface of a carbon fabric; (4) air-drying the carbon fabric coated with the paste for 10h at 10 to 20 DEG C to obtain the catalyst electrode. The catalyst electrode prepared through the preparation method has large specific surface area and good catalytic activity.
Description
Technical field
The present invention relates to a kind ofly can obtain that specific area is big, the preparation method of the catalyst electrode of the microbiological fuel cell of better catalytic activity.
Background technology
Along with the continuous development of energy technology, the application of fuel cell is increasingly extensive.Microbiological fuel cell a kind of of battery that act as a fuel, its technology obtains more and more higher development.Yet the specific area of the catalyst electrode of existing microbiological fuel cell is less, catalytic activity is not enough.
Summary of the invention
The technical problem that the present invention mainly solves is that the specific area of the catalyst electrode that obtains of existing preparation method is less, catalytic activity is not enough.
In order to solve the problems of the technologies described above, the embodiment of the invention discloses a kind of preparation method of catalyst electrode of microbiological fuel cell, comprising:
(1), the platinum rhodium is mixed according to mass ratio 3:2 and 1:1, add a small amount of solvent, put into the ultrasonic wave blender and stirred 2-3 hour;
(2), the mixed liquor cool drying after will stirring, leave standstill the acquisition black powder, under reducibility gas and atmosphere of inert gases, calcine, the cooling back forms the mixed catalyst powder of platinum oxide and rhodium oxide;
(3), the mixed catalyst powder is mixed with hydrogen peroxide, and in mixture, add barrier film and isopropyl alcohol, stirred 30-50 minute, the pastel after the stirring evenly is coated in the carbon cloth surface;
(4), the carbon cloth after the coating can obtain catalyst electrode in air-dry 10 hours down at 10-20 degree centigrade.
In a preferred embodiment of the present invention, the solvent in the step (1) is pure water or hydrogen peroxide.
In a preferred embodiment of the present invention, reducibility gas carbon monoxide in the step (2), inert gas is argon gas.
In a preferred embodiment of the present invention, the mixing time in the step (3) is 42 minutes.
Compared to prior art, the specific area of the catalyst electrode that preparation method of the present invention makes is big, better catalytic activity.
Embodiment
To the technical scheme in the embodiment of the invention be clearly and completely described below, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtain under the creative work prerequisite.
The embodiment of the invention discloses a kind of preparation method of catalyst electrode of microbiological fuel cell, comprising:
(1), the platinum rhodium is mixed according to mass ratio 3:2 and 1:1, add a small amount of solvent, put into the ultrasonic wave blender and stirred 2-3 hour;
(2), the mixed liquor cool drying after will stirring, leave standstill the acquisition black powder, under reducibility gas and atmosphere of inert gases, calcine, the cooling back forms the mixed catalyst powder of platinum oxide and rhodium oxide;
(3), the mixed catalyst powder is mixed with hydrogen peroxide, and in mixture, add barrier film and isopropyl alcohol, stirred 30-50 minute, the pastel after the stirring evenly is coated in the carbon cloth surface;
(4), the carbon cloth after the coating can obtain catalyst electrode in air-dry 10 hours down at 10-20 degree centigrade.
In a preferred embodiment of the present invention, the solvent in the step (1) is pure water or hydrogen peroxide.
In a preferred embodiment of the present invention, reducibility gas carbon monoxide in the step (2), inert gas is argon gas.
In a preferred embodiment of the present invention, the mixing time in the step (3) is 42 minutes.
According to experiment show, compared to prior art, the specific area of the catalyst electrode that preparation method of the present invention makes is big, better catalytic activity.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes description of the present invention to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in the scope of patent protection of the present invention.
Claims (4)
1. the preparation method of the catalyst electrode of a microbiological fuel cell is characterized in that, may further comprise the steps:
(1), the platinum rhodium is mixed according to mass ratio 3:2 and 1:1, add a small amount of solvent, put into the ultrasonic wave blender and stirred 2-3 hour;
(2), the mixed liquor cool drying after will stirring, leave standstill the acquisition black powder, under reducibility gas and atmosphere of inert gases, calcine, the cooling back forms the mixed catalyst powder of platinum oxide and rhodium oxide;
(3), the mixed catalyst powder is mixed with hydrogen peroxide, and in mixture, add barrier film and isopropyl alcohol, stirred 30-50 minute, the pastel after the stirring evenly is coated in the carbon cloth surface;
(4), the carbon cloth after the coating can obtain catalyst electrode in air-dry 10 hours down at 10-20 degree centigrade.
2. preparation method according to claim 1 is characterized in that, the solvent in the step (1) is pure water or hydrogen peroxide.
3. preparation method according to claim 1 is characterized in that, reducibility gas carbon monoxide in the step (2), and inert gas is argon gas.
4. preparation method according to claim 1 is characterized in that, the mixing time in the step (3) is 42 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102251419A CN103296288A (en) | 2013-06-07 | 2013-06-07 | Preparation method of catalyst electrode of microorganism fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102251419A CN103296288A (en) | 2013-06-07 | 2013-06-07 | Preparation method of catalyst electrode of microorganism fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103296288A true CN103296288A (en) | 2013-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102251419A Pending CN103296288A (en) | 2013-06-07 | 2013-06-07 | Preparation method of catalyst electrode of microorganism fuel cell |
Country Status (1)
| Country | Link |
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| CN (1) | CN103296288A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1558460A (en) * | 2004-02-13 | 2004-12-29 | 清华大学 | Process for preparing proton exchange film fuel cell multi component catalyst |
| CN1661836A (en) * | 2005-02-01 | 2005-08-31 | 哈尔滨工业大学 | Method for preparing Pt-Ru/C catalyst in use for direct methanol fuel cell |
| CN101773826A (en) * | 2009-01-14 | 2010-07-14 | 中国科学院大连化学物理研究所 | Catalyst using metal oxide as carrier for fuel cells and application thereof |
-
2013
- 2013-06-07 CN CN2013102251419A patent/CN103296288A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1558460A (en) * | 2004-02-13 | 2004-12-29 | 清华大学 | Process for preparing proton exchange film fuel cell multi component catalyst |
| CN1661836A (en) * | 2005-02-01 | 2005-08-31 | 哈尔滨工业大学 | Method for preparing Pt-Ru/C catalyst in use for direct methanol fuel cell |
| CN101773826A (en) * | 2009-01-14 | 2010-07-14 | 中国科学院大连化学物理研究所 | Catalyst using metal oxide as carrier for fuel cells and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| 布占维: "物质氧化性、还原性强弱比较的教学总结", 《邯郸医学高等专科学校学报》, vol. 15, no. 3, 25 June 2002 (2002-06-25), pages 258 - 259 * |
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Effective date of registration: 20140404 Address after: 518052 room 217, West Tower, Nanshan digital culture industry base, Shenzhen, Nanshan District, Guangdong Applicant after: Zheng Yulin Address before: 215121, No. 3, Jinling West Road, 288 Town, Suzhou Industrial Park, Jiangsu Province, 309 Applicant before: Suzhou Nuoxin Innovation Energy Co., Ltd. |
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Application publication date: 20130911 |