JP7146593B2 - 燃料電池の単位セル及びその製造方法 - Google Patents
燃料電池の単位セル及びその製造方法 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
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- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
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- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- H01M8/028—Sealing means characterised by their material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1007—Fuel cells with solid electrolytes with both reactants being gaseous or vaporised
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
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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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Fuel Cell (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
110 膜-電極接合体
120 気体拡散層
200 フレーム
300 発泡体
310 第1の層
320 第2の層
400 射出金型
Claims (11)
- 膜-電極接合体および気体拡散層を有するインサートと;
インサートの外側面に配置された発泡体と;
発泡体の外側面に配置され高分子樹脂で形成されたフレームであって、高分子樹脂の一部が発泡体の内部に浸透した状態で発泡体の外側面を取り囲むフレームと;を含み、
発泡体は、膜-電極接合体の気孔率及び気体拡散層の気孔率よりも大きい気孔率を有することを特徴とする、燃料電池の単位セル。 - 発泡体は、内側面の上端がインサートの外側面の上部よりも高く、内側面の下端がインサートの外側面の下端よりも低く形成されるので、厚さがインサートの外側面の厚さよりも大きいことを特徴とする、請求項1に記載の燃料電池の単位セル。
- 発泡体は、内側面がインサートの上面及び下面の一部を覆う形状に形成されたことを特徴とする、請求項2に記載の燃料電池の単位セル。
- 発泡体は、電気絶縁性を有する材質から形成されたことを特徴とする、請求項1に記載の燃料電池の単位セル。
- 発泡体は、合成繊維がインサートの一部の領域を取り囲むように形成されたことを特徴とする、請求項1に記載の燃料電池の単位セル。
- 発泡体は、インサートの外側面に直接接触された第1の層と、第1の層の外側面を包むように結合された第2の層とを含み、
第1の層の気孔率は、第2の層の気孔率よりも小さいことを特徴とする、請求項1に記載の燃料電池の単位セル。 - 発泡体の一部がフレームを形成する高分子樹脂に混合していることを特徴とする、請求項1に記載の燃料電池の単位セル。
- フレームは、内側面がインサートの上面及び下面の一部を覆う形状に形成されたことを特徴とする、請求項1に記載の燃料電池の単位セル。
- 膜-電極接合体および気体拡散層を有するインサートの外側面に発泡体を形成する段階と;
高分子樹脂の一部が発泡体の内部に浸透するように、発泡体の外側面に高分子樹脂を射出してフレームを形成する段階と;を含み、
発泡体を形成する段階において、発泡体は、インサートの外側面に押出または射出成形により形成されることを特徴とする、燃料電池の単位セルの製造方法。 - 請求項9において、
発泡体を形成する段階において、発泡体は、合成繊維がインサートの外側の一部の領域を包むように形成されることを特徴とする、請求項9に記載の燃料電池の単位セルの製造方法。 - フレームを形成する段階において、フレームは、発泡体の内部に浸透することにより発泡体と一体化されて、フレームの内側面がインサートの上面及び下面の一部を覆うように形成されることを特徴とする、請求項9に記載の燃料電池の単位セルを製造する方法。
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KR1020180072124A KR102614145B1 (ko) | 2018-06-22 | 2018-06-22 | 연료전지의 단위 셀 및 이를 제조하는 방법 |
KR10-2018-0072124 | 2018-06-22 |
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JP7146593B2 true JP7146593B2 (ja) | 2022-10-04 |
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US (1) | US20190393529A1 (ja) |
JP (1) | JP7146593B2 (ja) |
KR (1) | KR102614145B1 (ja) |
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DE (1) | DE102018220825A1 (ja) |
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DE102021005570A1 (de) | 2021-11-11 | 2023-05-11 | Lsi Ludwig Schleicher Ingenium Gmbh & Co. Kg | Bipolarplatte für eine Brennstoffzelle |
DE102021006001B3 (de) | 2021-12-04 | 2022-10-27 | Lsi Ludwig Schleicher Ingenium Gmbh & Co. Kg | Bipolarplatte für eine Brennstoffzelle |
DE102022000325A1 (de) | 2022-01-28 | 2023-08-03 | Lsi Ludwig Schleicher Ingenium Gmbh & Co. Kg | Bipolarplatte für eine Brennstoffzelle |
DE102022000581B3 (de) | 2022-02-16 | 2023-01-19 | Lsi Ludwig Schleicher Ingenium Gmbh & Co. Kg | Brennstoffzelle |
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- 2018-11-20 US US16/197,191 patent/US20190393529A1/en not_active Abandoned
- 2018-11-21 JP JP2018218605A patent/JP7146593B2/ja active Active
- 2018-12-03 DE DE102018220825.5A patent/DE102018220825A1/de active Pending
- 2018-12-05 CN CN201811480443.XA patent/CN110635149A/zh active Pending
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DE102018220825A1 (de) | 2019-12-24 |
KR20200000163A (ko) | 2020-01-02 |
US20190393529A1 (en) | 2019-12-26 |
JP2019220448A (ja) | 2019-12-26 |
CN110635149A (zh) | 2019-12-31 |
KR102614145B1 (ko) | 2023-12-14 |
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