CN100336254C - Method for making flexible soft board lamination integrated fuel battery and fuel battery thereof - Google Patents
Method for making flexible soft board lamination integrated fuel battery and fuel battery thereof Download PDFInfo
- Publication number
- CN100336254C CN100336254C CNB2004100296045A CN200410029604A CN100336254C CN 100336254 C CN100336254 C CN 100336254C CN B2004100296045 A CNB2004100296045 A CN B2004100296045A CN 200410029604 A CN200410029604 A CN 200410029604A CN 100336254 C CN100336254 C CN 100336254C
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- Prior art keywords
- fuel cell
- current collection
- scratched
- layer
- soft board
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- 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
Abstract
The present invention relates to a making method of an integrated fuel cell for a flexible soft board accumulating layer, which comprises a step (A) to a step (E): step (A), making an anode current collection circuit layer and a cathode current collection circuit layer by using a flexible circuit basal board for a printed circuit board respectively by a printed circuit board making program; step (B), making a mass transfer electrolyte layer; step (C), jointing the anode current collection circuit layer, the mass transfer electrolyte layer and the cathode current collection circuit layer into a fuel cell reaction layer respectively from top to bottom by using a pressing or cohesive making program; step (D), making a flow channel layer by using a flexible basal board; step (E), jointing the fuel cell reaction layer and the flow channel layer.
Description
Technical field
The invention relates to a kind of manufacture method and fuel cell of fuel cell, it is particularly about a kind of printed circuit board (PCB) process technique of utilizing flexible circuit base board, make scratched type soft board lamination and integrate the manufacture method of fuel cell, and implement the made scratched type soft board lamination of the inventive method and integrate fuel cell.
Background technology
Flexible circuit base board (FPC) is made up of insulating substrate, solid and copper conductor, is called flexible printed circuit again because of it has pliability.The characteristics of flexible printed wiring board are can three-dimensional wiring, can cooperating equipment insert conductor through processing with shape freely, and the general inaccessiable flexible of hard laminated plates, light and characteristic such as approach.Present flexible circuit base board still is the main application purpose with the instead of wireline.
The conventional fuel cell design is generally the design of stacking-type, and the typical case of this class design is in U.S. Pat P5,200,278, USP5,252,410, USP5,360,679 and USP6,030, case discloses before 718 grades, though adopt the fuel cell of this known technology manufacturing can have than higher generating efficiency, complicated but it is formed, make and be not easy, cost is comparatively high, and is also higher to the requirement of the coupled system of periphery.
U.S. Pat P5,631,099 " surface replica fuel cell (Surface Replica FuelCell) ", disclosed the fuel cell that can comprise stacking-type and plane formula design, in other words, USP5,631,099 can improve the generating efficiency of fuel cell in conjunction with the advantage of stacking-type and plane formula design, and have easy to manufacture, cost is low, in light weight, easy to use, benefit such as spatial limitation is low.Yet USP5,631,099 still have complex structure and make to be difficult for, get rid of for reaction product (for example moisture content) be difficult for, for shortcomings such as the supply of air or oxygen are difficult for.
The present inventor urgently thinks the invention improvement in view of the shortcoming of above-mentioned known fuel cell, so invent out a kind of printed circuit board (PCB) process technique of utilizing flexible circuit base board, realize the manufacturing of fuel cell, make its have easy to manufacture, cost is low, in light weight, easy to use, benefit such as spatial limitation is low.
Summary of the invention
Main purpose of the present invention provides the manufacture method that a kind of scratched type soft board lamination is integrated fuel cell, and it utilizes the printed circuit board (PCB) process technique of flexible circuit base board, makes it can be used for making fuel cell its technique improvement.
But another object of the present invention provides a kind of laminations integration fuel cells light, thin, short, little and characteristics such as elasticity adjustment shape and size that meet.
For reaching above-mentioned purpose of the present invention, the invention provides a kind of scratched type soft board lamination integrates the manufacture method of fuel cell and comprises the following steps: as the employed flexible circuit base board of printed circuit board (PCB), utilize the printed circuit board (PCB) processing procedure, make anode current collection line layer and negative electrode current collection line layer respectively; Make the mass transfer dielectric substrate; Utilize the processing procedure of pressing or bonding, respectively anode current collection line layer, mass transfer dielectric substrate, negative electrode current collection line layer are bonded into the fuel cell reaction layer from top to bottom; Utilize bendable substrate, make the runner layer; Engage fuel cell reaction layer and this runner layer; Finish by this and make scratched type soft board lamination integration fuel cell.
Moreover, for reaching above-mentioned purpose of the present invention, the invention provides a kind of scratched type soft board lamination integration fuel cell and comprise: by the anode current collection line layer and the negative electrode current collection line layer of flexible circuit base board difference manufacturing; The mass transfer dielectric substrate is between the anode current collection line layer and negative electrode current collection line layer of interlayer between up and down; At last cooperate the designed runner layer of shape of assembling demand to engage again, form a scratched type soft board lamination and integrate fuel cell.
Description of drawings
Fig. 1 shows the flow chart of the manufacture method of scratched type soft board lamination integration fuel cell of the present invention.
Fig. 2 shows the schematic diagram of the structure of the anode current collection line layer that utilizes the inventive method made.
Fig. 3 shows the enlarged diagram of the structure of anode current collection circuit of the present invention.
Fig. 4 shows the schematic diagram of the structure of the negative electrode current collection line layer that utilizes the inventive method made.
Fig. 5 shows the enlarged diagram of the structure of negative electrode current collection circuit of the present invention.
Fig. 6 shows the STRUCTURE DECOMPOSITION figure of mass transfer dielectric substrate.
The shown structural representation that utilizes the mass transfer dielectric substrate of the inventive method made of Fig. 7.
Fig. 8 shows the structural representation of the fuel cell reaction layer that utilizes the inventive method made.
Fig. 9 shows the structural representation of the runner layer that utilizes the inventive method made.
Figure 10 shows the structural representation of the runner layer of another different three-dimensional appearances that utilize the inventive method made.
Figure 11 shows the structural representation of the scratched type soft board lamination integration fuel cell that utilizes the inventive method made.
Among the figure
10 manufacture methods
20 scratched type soft board laminations are integrated fuel cell
20 scratched type soft board laminations are integrated direct methanol fuel cell
The 20a cell of fuel cell
101,103,105,107,109 steps
201 anode current collection line layers
201a anode current collection circuit
The 201b control circuit
203 negative electrode current collection line layers
203a negative electrode current collection circuit
The 203b control circuit
205 mass transfer dielectric substrates
The 205a proton exchange membrane
205b polymer catalyst layer
205c carbon paper/carbon cloth
207 fuel cell reaction layers
209 runner layers
The 209a flow path groove
2011 holes
2031 holes
Be familiar with this technology personage and understand purpose of the present invention, feature and effect for making,, and cooperate appended accompanying drawing, the present invention is illustrated in detail, illustrate as the back now by following specific embodiment:
Embodiment
Integrate the manufacture method of direct methanol fuel cell at scratched type soft board lamination of the present invention, see also the flow chart that Fig. 1 shows the manufacture method of lamination integration direct methanol fuel cell of the present invention, hereinafter each step that is comprised shown in the manufacture method 10 will be described respectively.Step (101) is with as the employed flexible circuit base board of printed circuit board (PCB), utilizes the printed circuit board (PCB) processing procedure, makes anode current collection line layer 201 and negative electrode current collection line layer 203 respectively.The concrete enforcement means of step of the present invention (101), be to adopt in the material of printed circuit board (PCB) the flexible copper foil substrate material as the embodiment of flexible circuit base board 201, for the convenience of explanation be easy to understand for the purpose of the present invention, only disclose explanation in detail and how to make anode current collection line layer 201, in like manner, also can produce at negative electrode current collection line layer 203 according to the manufacture of anode current collection line layer 201.After adopting the boring processing procedure of traditional printing circuit board (PCB) on the flexible copper foil substrate, after the substrate of full plate is electroplated the chemical copper that goes up about 10u to the 50u inch of thickness (inch), the copper of about 200u to the 500u inch of thickness (inch) in the re-plating, again with after press mold operation, exposure operation, the development operation, in the re-plating behind the gold of about 3u to the 10u inch of thickness (inch), according to the arrangement condition of anode current collection circuit 201a, must make each anode current collection circuit 201a all can on the position, correspond to the pairing cell of fuel cell 20a of mass transfer dielectric substrate 205 again.The person of connecing further is provided with control circuit 201b, and the circuit that control circuit 201b mainly is made up of a plurality of SMT electronic building bricks.Last anode current collection circuit 201a and control circuit 201b according to design etches copper foil pattern, carries out the welding and the test of the circuit good and the bad of SMT electronic building brick then, so just finishes anode current collection layer 201.
Fig. 2 shows the schematic diagram of the structure of the anode current collection line layer that utilizes the inventive method made, and Fig. 3 shows the enlarged diagram of the structure of anode current collection circuit of the present invention.Fig. 4 shows the schematic diagram of the structure of the negative electrode current collection line layer that utilizes the inventive method made, and Fig. 5 shows the enlarged diagram of the structure of negative electrode current collection circuit of the present invention.Via the produced anode current collection of step (101) line layer 201 and negative electrode current collection line layer 203, it has respectively by the formed anode current collection of etched copper foil pattern circuit 201a and negative electrode current collection circuit 203a, and in the affiliated area of anode current collection circuit 201a and negative electrode current collection circuit 203a, be provided with many perforation holes 2011,2031, flow in the mass transfer electrolyte 205 and can offer methanol aqueous solution, can offer extraneous circulation of air to mass transfer electrolyte 205 at these holes 2031 of negative electrode current collection circuit 203a at these holes 2011 of anode current collection circuit 201a.Moreover, at 201 control circuit 201b that further are provided with of anode current collection line layer, and at 203 control circuit 203b that further are provided with of negative electrode current collection line layer, be the function that is represented by control circuit 201b, 203b, can strengthen the practicality of fuel cell 20.
Step (103) is to make mass transfer dielectric substrate 205, please cooperate the STRUCTURE DECOMPOSITION figure that shows the mass transfer dielectric substrate referring to Fig. 6.The means of specific implementation step of the present invention (103) are: after platinum (the Pt)/ruthenium (Ru) of the platinum (Pt) of predetermined concentration and predetermined concentration is gone up in coating (coating) respectively on proton exchange membrane 205a and the macromolecular material, utilize the gummed means that proton exchange membrane 205a, polymer catalyst layer 205b and carbon paper/carbon cloth 205c are formed mass transfer dielectric substrate 205.The material of proton exchange membrane 205a can be selected the Nafion of Du Pont (DoPont Nafion) material for use, carries out and the means that are coated with (coating) can adopt the mode of high molecular polymer printing (Polyimide Printing).Utilization solvent (Solvent) allotment catalyst platinum (Pt)/ruthenium (Ru) predetermined concentration is between 1mg/cm
2To 10mg/cm
2Between, in anode reaction district coating (coating), use solvent (Solvent) allotment catalyst platinum (Pt) predetermined concentration again between 1mg/cm
2To 10mg/cm
2Between, be coated with in cathodic reaction zone.Utilization is smeared or the screen painting mode directly is printed on catalysts on proton exchange membrane 205a or the carbon cloth/carbon paper 205c, 100 ℃ to 180 ℃ of high temperature, under the pressing in about 1 minute to 20 minutes, even if this finishes the making of mass transfer dielectric substrate 205.Via the manufacturing means of step (103), mass transfer dielectric substrate 205 can include a plurality of cell of fuel cell 20a, sees also the shown structural representation that utilizes the mass transfer dielectric substrate 205 of the inventive method made of Fig. 7.
Step (105) is the processing procedure that utilizes pressing or bonding, respectively anode current collection line layer 201, mass transfer dielectric substrate 205, negative electrode current collection line layer 203 is bonded into fuel cell reaction layer 207 from top to bottom.Please cooperate the structural representation that shows the fuel cell reaction layer that utilizes the inventive method made referring to Fig. 8, the means of specific implementation step of the present invention (105), can adopt and stick together medium with printing or the film means that coincide, from top to bottom in proper order, anode current collection layer 201, negative electrode current collection layer 203, mass transfer dielectric substrate 205 are superimposed into together, can utilize the location hole of having made at each interlayer to carry out accurate localization when coinciding coincides, utilize hot press to carry out pressing after coinciding again, produce fuel cell reaction layer 207 by this.The operating environment of the hot press in step (105) be that hot press is set in temperature between 80 ℃ to 200 ℃, and pressure is between 2kg/cm
2To 50kg/cm
2Between under carry out pressing.The employed medium that sticks together in step (105) can use epoxy resin (Epoxy) or film (Prepreg) etc. to stick together medium.
Step (107) is to utilize bendable substrate, makes runner layer 209.Please cooperate the structural representation that shows the runner layer that utilizes the inventive method made referring to Fig. 9, and Figure 10 shows the structural representation of the runner layer of another different three-dimensional appearances that utilize the inventive method made, in step (107), runner layer 209 is designed according to fuel cell 20 needed geometries, different three-dimensional appearances or the like demand, makes runner layer 209 according to designed geometry and three-dimensional appearance again.The means of specific implementation step of the present invention (107) can adopt hot press, laser make-up machine, CNC make-up machine or the like machinery equipment, adopt the embodiment as bendable substrate such as flexible circuit base board or nonmetallic materials substrate that can the matching mechanism shape, go out the groove that the degree of depth is a desired depth at bendable molding substrate, and these grooves are flow path groove 209a, and the desired depth of flow path groove 209a can be between between the 1mm to 10mm.
Step (109) is to engage fuel cell reaction layer 207 and runner layer 209.Cooperation shows the structural representation of the scratched type soft board lamination integration fuel cell that utilizes the inventive method made referring to Figure 11, the means of specific implementation step of the present invention (109) are: the processing procedure that utilizes pressing or bonding, employing is sticked together medium with printing or the film means that coincide, other fuel cell reaction layer 207 and individual other runner layer 209 are coincided together, utilize hot press to carry out pressing or hot setting (curing) after coinciding again, produce scratched type soft board lamination by this and integrate fuel cell 20.Pressing or curing operation environment at the hot press of step (109) can be set in temperature and carry out pressing or curing under between 80 ℃ to 200 ℃.That is adopted in step (109) sticks together medium, can use epoxy resin (Epoxy) or film (prepreg) etc. to stick together medium.
1. the conformability manufacturing cost is with the cost of material is low, and the application product volume-diminished meets economic benefits.
2. can make the fuel cell that meets this condition easily in response to the demand condition of difformity, different three-dimensional appearances, therefore can the various variational battery electric power of supplies electrons product.
3. applicable to the volume production processing procedure, the tool standardization.
4. have a height flexibility, frivolous little spatial character can change shape according to spatial limitation.
5. have anticorrosive property, anti-leak, anti-gas-leak.
6. foldable and do not influence the function that signal transmits.
What the present invention emphasized once more is: the processing procedure that utilizes flexible circuit base board, produce scratched type soft board lamination and integrate fuel cell, therefore want to satisfy the overcritical of various different volumes and face shaping for fuel cell system, the present invention can reach this requirement by the utmost point easily.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limiting the present invention, anyly is familiar with this operator, without departing from the spirit and scope of the present invention; when doing a little change and retouching, the change of doing still belongs within the protection range of accompanying Claim of the present invention with retouching.
Claims (11)
1. a scratched type soft board lamination is integrated fuel cell, comprising:
One fuel cell reaction layer comprises:
One utilizes the anode current collection line layer of the employed flexible circuit base board manufacturing of printed circuit board (PCB);
One utilizes the negative electrode current collection line layer of the employed flexible circuit base board manufacturing of printed circuit board (PCB);
One mass transfer dielectric substrate utilizes the processing procedure of pressing or bonding that it is connected airtight between this anode current collection line layer and this negative electrode current collection line layer;
One utilizes the runner layer of bendable substrate manufacturing, wherein this runner layer is provided with at least more than one flow path groove at least separately two Different Plane, and this runner layer utilization is sticked together medium with printing or the film means that coincide, rise with the stacking unification of this fuel cell reaction respectively on these planes at this runner layer, and this fuel cell reaction layer and this fuel cell reaction layer after coinciding utilize hot press to carry out pressing or hot setting again.
2. scratched type soft board lamination as claimed in claim 1 is integrated fuel cell, these flow path groove of comprising of this runner layer wherein, utilize hot press, the laser make-up machine of one of them, the equipment of CNC make-up machine, molding the degree of depth on this bendable substrate is this flow path groove of desired depth.
3. scratched type soft board lamination as claimed in claim 2 is integrated fuel cell, and wherein the desired depth of this flow path groove is between between the 1mm to 10mm.
4. scratched type soft board lamination as claimed in claim 1 is integrated fuel cell, and wherein this flexible circuit base board is a flexible circuit copper clad laminate.
5. scratched type soft board lamination as claimed in claim 1 is integrated fuel cell, and wherein this bendable substrate is the substrate of bendable and nonmetallic materials.
6. scratched type soft board lamination as claimed in claim 1 is integrated fuel cell, and wherein this bendable substrate is one as the employed flexible circuit base board of printed circuit board (PCB).
7. scratched type soft board lamination as claimed in claim 1 is integrated fuel cell, and wherein this scratched type soft board lamination is integrated fuel cell, is that a scratched type soft board lamination is integrated direct methanol fuel cell.
8. scratched type soft board lamination as claimed in claim 1 is integrated fuel cell, wherein this anode current collection line layer comprises at least more than one anode current collection circuit, and wherein each anode current collection circuit is corresponding to one of them cell of fuel cell of this mass transfer dielectric substrate.
9. scratched type soft board lamination as claimed in claim 8 is integrated fuel cell, and wherein this anode current collection line layer further comprises a control circuit.
10. scratched type soft board lamination as claimed in claim 1 is integrated fuel cell, wherein this negative electrode current collection line layer comprises at least more than one negative electrode current collection circuit, and wherein each negative electrode current collection circuit is corresponding to one of them cell of fuel cell of this mass transfer dielectric substrate.
11. scratched type soft board lamination as claimed in claim 10 is integrated fuel cell, wherein this negative electrode current collection line layer further comprises a control circuit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100296045A CN100336254C (en) | 2004-03-19 | 2004-03-19 | Method for making flexible soft board lamination integrated fuel battery and fuel battery thereof |
| CA002500719A CA2500719A1 (en) | 2004-03-19 | 2005-03-15 | Manufacturing method of flexible substrate laminate integrated fuel cell and fuel cell thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100296045A CN100336254C (en) | 2004-03-19 | 2004-03-19 | Method for making flexible soft board lamination integrated fuel battery and fuel battery thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1670994A CN1670994A (en) | 2005-09-21 |
| CN100336254C true CN100336254C (en) | 2007-09-05 |
Family
ID=35006147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100296045A Expired - Fee Related CN100336254C (en) | 2004-03-19 | 2004-03-19 | Method for making flexible soft board lamination integrated fuel battery and fuel battery thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100336254C (en) |
| CA (1) | CA2500719A1 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08321317A (en) * | 1995-05-25 | 1996-12-03 | Sanyo Electric Co Ltd | Solid high polymer fuel cell |
| US5631099A (en) * | 1995-09-21 | 1997-05-20 | Hockaday; Robert G. | Surface replica fuel cell |
| WO2003028135A1 (en) * | 2001-09-26 | 2003-04-03 | Sony Corporation | Fuel cell and electronic device using fuel cell |
-
2004
- 2004-03-19 CN CNB2004100296045A patent/CN100336254C/en not_active Expired - Fee Related
-
2005
- 2005-03-15 CA CA002500719A patent/CA2500719A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08321317A (en) * | 1995-05-25 | 1996-12-03 | Sanyo Electric Co Ltd | Solid high polymer fuel cell |
| US5631099A (en) * | 1995-09-21 | 1997-05-20 | Hockaday; Robert G. | Surface replica fuel cell |
| WO2003028135A1 (en) * | 2001-09-26 | 2003-04-03 | Sony Corporation | Fuel cell and electronic device using fuel cell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1670994A (en) | 2005-09-21 |
| CA2500719A1 (en) | 2005-09-19 |
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Granted publication date: 20070905 Termination date: 20110319 |