CN208245021U - The preparation system of proton membrane fuel battery membrane electrode - Google Patents
The preparation system of proton membrane fuel battery membrane electrode Download PDFInfo
- Publication number
- CN208245021U CN208245021U CN201820384289.5U CN201820384289U CN208245021U CN 208245021 U CN208245021 U CN 208245021U CN 201820384289 U CN201820384289 U CN 201820384289U CN 208245021 U CN208245021 U CN 208245021U
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- China
- Prior art keywords
- membrane electrode
- preparation system
- delivery platform
- catalyst suspension
- spray equipment
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- 239000012528 membrane Substances 0.000 title claims abstract description 111
- 238000002360 preparation method Methods 0.000 title claims abstract description 46
- 239000000446 fuel Substances 0.000 title claims abstract description 28
- 239000007921 spray Substances 0.000 claims abstract description 56
- 239000003054 catalyst Substances 0.000 claims abstract description 51
- 239000000725 suspension Substances 0.000 claims abstract description 43
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 230000007306 turnover Effects 0.000 claims abstract description 19
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000005507 spraying Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 10
- 239000002904 solvent Substances 0.000 abstract description 10
- 239000000047 product Substances 0.000 description 9
- 230000003197 catalytic effect Effects 0.000 description 5
- 210000004027 cell Anatomy 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000006228 supernatant Substances 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Inert Electrodes (AREA)
- Fuel Cell (AREA)
Abstract
The utility model provides a kind of preparation system of proton membrane fuel battery membrane electrode.The preparation system includes delivery platform, spray unit, turnover device and heating unit.Delivery platform is used for transport membrane electrode slice；The top of delivery platform is arranged in spray unit, for spraying catalyst suspension to membrane electrode piece；Turnover device is internally provided with cavity, and delivery platform passes through cavity, and membrane electrode piece can be made to overturn 180 ° in the cavities；Heating unit is for heating the membrane electrode piece for being coated with catalyst suspension, so that solvent volatilizees.When preparing proton membrane fuel battery membrane electrode using above-mentioned preparation system, the process for smearing catalyst suspension in membrane electrode on piece can not only be made to realize automatic smearing and mass production.Whole preparation process can also be made to realize automation simultaneously, to be conducive to further decrease the labor intensity of operator, shorten the production cycle.
Description
Technical field
The utility model relates to fuel cell preparation fields, in particular to a kind of proton membrane fuel battery membrane electrode
Preparation system.
Background technique
Proton Exchange Membrane Fuel Cells (PEMFC) has efficient, advantages of environment protection, but expensive platinum catalyst becomes
Its major obstacle for being commercialized process.In order to which production cost is effectively reduced, pt utilization is improved, the preparation of membrane electrode can be optimized
Technique improves the structure of membrane electrode.
The method that the preparation of membrane electrode catalytic layer generally uses at present has scraper coating, silk-screen printing, spraying plating, sputtering, surpasses
The modes such as sound spraying.Scraper coating is with silk-screen printing it is difficult to ensure that the uniformity of thin layer Catalytic Layer.Spraying plating, sputtering may be implemented thin
Layer Catalytic Layer coating, but it is difficult to large-scale production.And ultrasound spraying is a kind of novel method for preparing fuel cell membrane electrode, it can
The good Catalytic Layer of thin and uniformity is prepared, membrane electrode cost is effectively reduced.
But the preparation that ultrasound spraying technology is applied to membrane electrode at present is only limitted in laboratory, and the commercialization of fuel cell
Have to by realize membrane electrode product mass, based on automated production.The utility model provides a kind of using ultrasonic
Spraying technology realizes the preparation process of membrane electrode mass, automation.
Utility model content
The main purpose of the utility model is to provide a kind of preparation systems of proton membrane fuel battery membrane electrode, to solve
It is existing prepare during proton membrane fuel battery membrane electrode can not mass production provide the good catalysis of thin and uniformity
The problem of electrode of layer.
To achieve the goals above, a kind of preparation system of proton membrane fuel battery membrane electrode is provided according to the utility model
System, which includes: delivery platform, is used for transport membrane electrode slice；Delivery platform is arranged in spray unit, spray unit
Top, for spraying catalyst suspension to membrane electrode piece；Turnover device, turnover device are internally provided with cavity, and conveying is flat
Platform passes through cavity, and turnover device can make membrane electrode piece overturn 180 ° in above-mentioned cavity；Heating unit, heating unit are used for
The membrane electrode piece for being coated with catalyst suspension is dried.
Further, above-mentioned preparation system further includes automatic conveyor, and automatic conveyor is for passing membrane electrode piece
It send to delivery platform.
Further, multiple fixed devices are provided on automatic conveyor, fixed device is used to fix membrane electrode piece, and
Fixed device is detachably connected with automatic conveyor.
Further, membrane electrode piece is bonded or is threadedly coupled for riveting, magnetic force with the fixed form of fixed device.
Further, above-mentioned preparation system further includes product collecting device, and product collecting device is flat from conveying for collecting
The proton membrane fuel battery membrane electrode of platform output.
Further, spray unit includes: catalyst suspension feeding mechanism, and catalyst suspension feeding mechanism is provided with
Catalyst suspension supply opening；Gas supply device, gas supply device are provided with gas delivery outlet；First spray equipment,
Along the conveying direction of membrane electrode piece, the upstream of turnover device, and the arrival end of the first spray equipment point is arranged in the first spray equipment
It is not connected with catalyst suspension supply opening and gas delivery outlet；And second spray equipment, along the conveying side of membrane electrode piece
To the downstream of turnover device is arranged in the second spray equipment, and the arrival end of the second spray equipment is supplied with catalyst suspension respectively
Mouth and gas delivery outlet is answered to be connected.
Further, spray unit further includes the first vacuum absorption device, which is arranged in the first spray equipment
Below corresponding delivery platform.
Further, spray unit further includes the second vacuum absorption device, which is arranged in the first spray equipment
Below corresponding delivery platform.
Using the technical solution of the utility model, membrane electrode piece is delivered in spray unit through delivery platform, and remote at it
One side from delivery platform sprays catalyst suspension.Its heated unit is subjected to first time heating, so that above-mentioned catalyst
Solvent volatilization in suspension, while catalyst is fixed on membrane electrode on piece.Then one side is coated with to the membrane electrode of catalyst
Piece, which is delivered in turnover device, carries out 180 ° of overturnings.Catalyst suspension is coated in the another side of membrane electrode piece, it is then that its is defeated
It send into heating unit and carries out second of heating, so that catalyst is fixed, to obtain proton membrane fuel battery membrane electrode.Using
When above-mentioned preparation system prepares proton membrane fuel battery membrane electrode, it can not only make to smear catalyst suspension in membrane electrode on piece
Process realize automatic smear and mass production.Whole preparation process can also be made to realize automation simultaneously, to be conducive to
The labor intensity of operator is further decreased, the production cycle is shortened.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the proton membrane fuel battery membrane electrode that a kind of typical embodiment according to the present utility model provides
The structural schematic diagram of preparation system.
Wherein, the above drawings include the following reference numerals:
10, delivery platform；20, spray unit；21, catalyst suspension feeding mechanism；211, catalyst suspension is supplied
Mouthful；22, gas supply device；221, gas delivery outlet；23, the first spray equipment；24, the second spray equipment；30, overturning dress
It sets；40, heating unit；41, first heater；42, secondary heating mechanism；50, automatic conveyor；60, product collects dress
It sets；70, the first vacuum absorption device；80, the second vacuum absorption device.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As described in background technique, it is existing prepare proton membrane fuel battery membrane electrode during can not mass
The problem of producing the electrode for the Catalytic Layer for having thin and uniformity good.In order to solve the above-mentioned technical problem, this application provides
A kind of preparation system of proton membrane fuel battery membrane electrode, as shown in Figure 1, the preparation system includes delivery platform 10, spraying list
Member 20, turnover device 30 and heating unit 40.Delivery platform 10 is used for transport membrane electrode slice；The setting of spray unit 20 is flat in conveying
The top of platform 10, for spraying catalyst suspension to membrane electrode piece；Turnover device 30 is internally provided with cavity, delivery platform
10 pass through cavity, and turnover device 30 can make membrane electrode piece overturn 180 ° in above-mentioned cavity；Heating unit 40 is used for spray
The membrane electrode piece for being coated with catalyst suspension is dried.
When preparing proton membrane fuel battery membrane electrode using above-mentioned preparation system, membrane electrode piece is delivered to through delivery platform 10
In spray unit 20, and catalyst suspension is sprayed in its one side far from delivery platform 10.Its heated unit 40 is carried out
It heats for the first time, so that the solvent in above-mentioned catalyst suspension volatilizees, while catalyst is fixed on membrane electrode on piece.Then will
The membrane electrode piece coated with catalyst, which is delivered in turnover device 30, on one side carries out 180 ° of overturnings.It is applied in the another side of membrane electrode piece
Catalyst suspension is covered, is then sent in heating unit 40 and carries out second of heating, so that solvent volatilizees, catalyst is solid
It is scheduled on membrane electrode on piece, to obtain proton membrane fuel battery membrane electrode.
When preparing proton membrane fuel battery membrane electrode using above-mentioned preparation system, it can not only make to smear in membrane electrode on piece
The process of catalyst suspension realizes automatic smearing and mass production.Whole preparation process can also simultaneously realized automatic
Change, to be conducive to further decrease the labor intensity of operator, shortens the production cycle.
In a preferred embodiment, as shown in Figure 1, above-mentioned preparation system further includes automatic conveyor 50, from
Dynamic transmission device 50 is used to membrane electrode piece being sent to delivery platform 10.After automatic conveyor 50 is arranged, operator is only needed
Membrane electrode piece to be processed is put into automatic conveyor 50, automatic conveyor 50 is according to the setting transport membranes of pre-set programs
Electrode slice.And the process for eliminating operator's dispensing reduces labor intensity to further liberate labour.
In a preferred embodiment, as shown in Figure 1, being provided with multiple fixed devices on automatic conveyor 50,
Fixed device is for fixing membrane electrode piece, and fixed device is detachably connected with automatic conveyor 50.
During storage, membrane electrode piece is fixed by fixing device and is stored in automatic conveyor 50, fixed device with
Automatic conveyor 50 is detachably connected, so that when automatic conveyor 50 transmits membrane electrode piece, it can be by fixed device
It is delivered on delivery platform 10 as a whole with membrane electrode piece.This is made in whole preparation process, membrane electrode have compared with
Good planarization, to be conducive to improve the uniformity that catalyst is smeared.Preferably, fixed device includes but is not limited to metal clip
Tool.Preferably, membrane electrode piece is including but not limited to riveted with the fixed form of fixed device, magnetic force is bonded or is threadedly coupled.
Preferably, above-mentioned preparation system further includes product collecting device 60, as shown in Figure 1, product collecting device 60 is used for
Collect the product exported from delivery platform 10.
In a preferred embodiment, as shown in Figure 1, spray unit 20 includes: catalyst suspension feeding mechanism
21, gas supply device 22, the first spray equipment 23 and the second spray equipment 24.Catalyst suspension feeding mechanism 21 is provided with
Catalyst suspension supply opening 211；Gas supply device 22 is provided with gas delivery outlet 221；Along the conveying side of membrane electrode piece
To the upstream of turnover device 30 is arranged in the first spray equipment 23, and the arrival end of the first spray equipment 23 is outstanding with catalyst respectively
Supernatant liquid supply opening 211 and gas delivery outlet 221 are connected；And the conveying direction along membrane electrode piece, the second spray equipment 24 are set
Set the downstream of turnover device 30, and the arrival end of the second spray equipment 24 respectively with catalyst suspension supply opening 211 and gas
Delivery outlet 221 is connected.
Catalyst suspension feeding mechanism 21 and gas supply device 22 are set, at the same make its respectively with the first spray equipment
23 are connected with the second spray equipment 24, the smearing process of catalyst can be made to realize automation, and then be conducive to further drop
The labor intensity of low operator.
In a preferred embodiment, as shown in Figure 1, above-mentioned preparation system further includes the first vacuum absorption device
70.First vacuum absorption device 70 is arranged below the corresponding delivery platform 10 of the first spray equipment 23.
First vacuum absorption device 70 is set below the corresponding delivery platform 10 of the first spray equipment 23, can accelerate to urge
The evaporation rate of solvent in agent suspension, to be conducive to further shorten manufacturing cycle.
In a preferred embodiment, as shown in Figure 1, above-mentioned preparation system further includes the second vacuum absorption device
80, the second vacuum absorption device 80 is arranged below the corresponding delivery platform 10 of the first spray equipment 23.
Second vacuum absorption device 80 and the second heating are set below the corresponding delivery platform 10 of the second spray equipment 24
Device 42, can further speed up the evaporation rate of solvent in catalyst suspension, to be conducive to further shorten preparation week
Phase.
Preferably, heating unit 40 includes first heater 41 and secondary heating mechanism 42, and first heater 41 is set
It sets below the delivery platform 10 between the first vacuum absorption device 25 and turnover device 30, the setting of secondary heating mechanism 42 is the
10 lower section of delivery platform between two vacuum absorption devices 80 and product collecting device 60.
On the other hand the application additionally provides a kind of continuous production method of proton membrane fuel battery membrane electrode, in use
Preparation system is stated to be prepared.
When preparing proton membrane fuel battery membrane electrode using above-mentioned preparation system, it can not only make to smear in membrane electrode on piece
The process of catalyst suspension realizes automatic smearing and mass production.Whole preparation process can also simultaneously realized automatic
Change, to be conducive to further decrease the labor intensity of operator, shortens the production cycle.
The application is described in further detail below in conjunction with specific embodiment, these embodiments should not be understood as limitation originally
Apply for range claimed.
Embodiment 1
Proton membrane fuel battery membrane electrode is prepared using device as shown in Figure 1.Detailed process is as follows:
Membrane electrode piece is transmitted on delivery platform 10 by automatic conveyor 50.
Membrane electrode piece is delivered to below the first spray equipment 23 through delivery platform 10, will catalysis by the first spray equipment 23
One side of the agent suspension spray in the separate delivery platform 10 of membrane electrode piece.After spraying, start the first vacuum absorption device
25, the solvent that will be sprayed in the catalyst suspension on membrane electrode piece surface carries out preliminary adsorption process, then by film electricity
Pole piece is delivered in first heater 41 and is thermally dried, so that solvent is further volatilized.First spray equipment 23
It is provided with the catalyst suspension in the second spray equipment 24 by catalyst suspension feeding mechanism 21, which exists
It is sprayed under the promotion for the gas that gas supply device 22 provides.
After membrane electrode piece is dry, it is transported to the overturning of 180 ° of progress in turnover device 30.
Then above-mentioned membrane electrode piece is delivered to the lower section of the second spray equipment 24, by the second spray equipment 24 by catalyst
Another side of the suspension spray in membrane electrode piece.After spraying, start the second vacuum absorption device 80, film electricity will be sprayed at
Solvent in catalyst suspension in pole piece carries out preliminary adsorption process, and membrane electrode piece is then delivered to the second heating
It is thermally dried in device 42, so that solvent is further volatilized.Required proton membrane fuel is obtained after being completely dried
Cell membrane-electrode.The proton membrane fuel battery membrane electrode prepared is delivered in product collecting device 60 through delivery platform to be stored up
It deposits.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of preparation system of proton membrane fuel battery membrane electrode, which is characterized in that the preparation system includes:
Delivery platform (10) is used for transport membrane electrode slice；
Spray unit (20), spray unit (20) setting is in the top of the delivery platform (10), for electric to the film
Pole piece sprays catalyst suspension；
Turnover device (30), the turnover device (30) are internally provided with cavity, and the delivery platform (10) passes through the sky
Chamber, and the turnover device (30) can make the membrane electrode piece overturn 180 ° in the cavity；
Heating unit (40), the heating unit (40) is for doing the membrane electrode piece for being coated with catalyst suspension
It is dry.
2. preparation system according to claim 1, which is characterized in that the preparation system further includes automatic conveyor
(50), the automatic conveyor (50) is used to the membrane electrode piece being sent to the delivery platform (10).
3. preparation system according to claim 2, which is characterized in that be provided on the automatic conveyor (50) multiple
Fixed device, the fixed device is for fixing the membrane electrode piece, and the fixed device and the automatic conveyor
(50) it is detachably connected.
4. preparation system according to claim 3, which is characterized in that the fixation of the membrane electrode piece and the fixed device
Mode is riveting, magnetic force fitting or is threadedly coupled.
5. preparation system according to claim 1, which is characterized in that the preparation system further includes product collecting device
(60), the product collecting device (60) is used to collect the proton membrane fuel battery film electricity exported from delivery platform (10)
Pole.
6. preparation system according to any one of claim 1 to 5, which is characterized in that the spray unit (20) includes:
Catalyst suspension feeding mechanism (21), the catalyst suspension feeding mechanism (21) are provided with catalyst suspension confession
Answer mouth (211)；
Gas supply device (22), the gas supply device (22) are provided with gas delivery outlet (221)；
First spray equipment (23) turns over described in the first spray equipment (23) setting along the conveying direction of the membrane electrode piece
The upstream of rotary device (30), and the arrival end of first spray equipment (23) respectively with the catalyst suspension supply opening
(211) and the gas delivery outlet (221) is connected；And
Second spray equipment (24) turns over described in the second spray equipment (24) setting along the conveying direction of the membrane electrode piece
The downstream of rotary device (30), and the arrival end of second spray equipment (24) respectively with the catalyst suspension supply opening
(211) and the gas delivery outlet (221) is connected.
7. preparation system according to claim 6, which is characterized in that the preparation system further includes the first vacuum suction dress
It sets (70), first vacuum absorption device (70) is arranged in the corresponding delivery platform of first spray equipment (23)
(10) lower section.
8. preparation system according to claim 6, which is characterized in that the preparation system further includes the second vacuum suction dress
It sets (80), second vacuum absorption device (80) is arranged in the corresponding delivery platform of first spray equipment (23)
(10) lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820384289.5U CN208245021U (en) | 2018-03-20 | 2018-03-20 | The preparation system of proton membrane fuel battery membrane electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820384289.5U CN208245021U (en) | 2018-03-20 | 2018-03-20 | The preparation system of proton membrane fuel battery membrane electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208245021U true CN208245021U (en) | 2018-12-18 |
Family
ID=64608654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820384289.5U Active CN208245021U (en) | 2018-03-20 | 2018-03-20 | The preparation system of proton membrane fuel battery membrane electrode |
Country Status (1)
| Country | Link |
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| CN (1) | CN208245021U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109647656A (en) * | 2019-01-21 | 2019-04-19 | 安徽明天氢能科技股份有限公司 | A kind of fuel cell membrane electrode production catalyst spraying equipment |
| CN110433985A (en) * | 2019-09-11 | 2019-11-12 | 洺源科技(大连)有限公司 | A kind of fuel cell membrane electrode production catalyst continuous spray device |
| CN114204045A (en) * | 2021-10-26 | 2022-03-18 | 东风汽车集团股份有限公司 | Preparation equipment and system of fuel cell membrane electrode |
-
2018
- 2018-03-20 CN CN201820384289.5U patent/CN208245021U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109647656A (en) * | 2019-01-21 | 2019-04-19 | 安徽明天氢能科技股份有限公司 | A kind of fuel cell membrane electrode production catalyst spraying equipment |
| CN109647656B (en) * | 2019-01-21 | 2020-12-22 | 安徽明天氢能科技股份有限公司 | Catalyst spraying equipment for fuel cell membrane electrode production |
| CN110433985A (en) * | 2019-09-11 | 2019-11-12 | 洺源科技(大连)有限公司 | A kind of fuel cell membrane electrode production catalyst continuous spray device |
| CN114204045A (en) * | 2021-10-26 | 2022-03-18 | 东风汽车集团股份有限公司 | Preparation equipment and system of fuel cell membrane electrode |
| CN114204045B (en) * | 2021-10-26 | 2023-08-22 | 东风汽车集团股份有限公司 | Preparation equipment and system of fuel cell membrane electrode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200821 Address after: 610000 No. 18 West core road, hi tech Zone, Chengdu, Sichuan Patentee after: Dongfang Electric (Chengdu) Hydrogen Fuel Cell Technology Co.,Ltd. Address before: 611731, No. 18, West core road, hi tech West District, Sichuan, Chengdu Patentee before: DONGFANG ELECTRIC Corp. |
|
| TR01 | Transfer of patent right |