JP2001507166A - 直接供給燃料を使用する燃料電池用多層膜 - Google Patents
直接供給燃料を使用する燃料電池用多層膜Info
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- B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
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- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2275—Heterogeneous membranes
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- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2275—Heterogeneous membranes
- C08J5/2281—Heterogeneous membranes fluorine containing heterogeneous membranes
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- H01M4/925—Metals of platinum group supported on carriers, e.g. powder carriers
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/1023—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having only carbon, e.g. polyarylenes, polystyrenes or polybutadiene-styrenes
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/1025—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having only carbon and oxygen, e.g. polyethers, sulfonated polyetheretherketones [S-PEEK], sulfonated polysaccharides, sulfonated celluloses or sulfonated polyesters
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1039—Polymeric electrolyte materials halogenated, e.g. sulfonated polyvinylidene fluorides
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1041—Polymer electrolyte composites, mixtures or blends
- H01M8/1053—Polymer electrolyte composites, mixtures or blends consisting of layers of polymers with at least one layer being ionically conductive
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1067—Polymeric electrolyte materials characterised by their physical properties, e.g. porosity, ionic conductivity or thickness
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- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2327/00—Polyvinylhalogenides
- B32B2327/12—Polyvinylhalogenides containing fluorine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
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- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/92—Metals of platinum group
- H01M4/921—Alloys or mixtures with metallic elements
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.ポリマー主鎖と、該ポリマー主鎖に結合する繰り返し側鎖に担持される陽 イオン交換基とを有する陽イオンポリマーの少なくとも3層の積層構造体を具え 、該ポリマー主鎖の炭素原子の数が、各層のイオン交換率(IXR)を規定する 該陽イオン交換基と関係する陽イオン交換膜であって、 前記層が、1層または複数の高IXR層と、1層また複数の低IXR層とを規 定する異なるIXR値を有し、 前記低IXR層のIXRが約17未満であり、および前記高IXR層のIXR が少なくとも約15であり、 前記高い層と低い層とが、さらに、膜の厚さを横切る少なくとも2箇所で、I XRに少なくとも約2の変化をもたらす ことを特徴とする陽イオン交換膜。 2.前記高IXR層が、少なくとも約17のIXRを有することを特徴とする 請求項1に記載の膜。 3.前記高IXR層が、約19から約29のIXRを有することを特徴とする 請求項1に記載の膜。 4.前記低IXR層が、約16未満のIXRを有することを特徴とする請求項 1に記載の膜。 5.前記低IXR層が、約12から約15のIXRを有することを特徴とする 請求項1に記載の膜。 6.前記層が、膜の厚さを横切る少なくとも1箇所で、IXRに少なくとも約 4の変化をもたらすことを特徴とする請求項1に記載の膜。 7.前記層が、膜の厚さを横切る少なくとも1箇所で、IXRに少なくとも約 6の変化をもたらすことを特徴とする請求項1に記載の膜。 8.前記層が、約2μmから約125μmの厚さを有することを特徴とする請 求項1に記載の膜。 9.前記層が、約5μmから約50μmの厚さを有することを特徴とする請求 項1に記載の膜。 10.前記ポリマーが高度にフッ素化されたことを特徴とする請求項1に記載 の膜。 11.前記ポリマーのイオン交換基がスルホン酸塩の基であることを特徴とす る請求項10に記載の膜。 12.低IXR層が、膜の外側表面の少なくとも1つを形成することを特徴と する請求項1に記載の膜。 13.前記積層構造体が、膜の厚さを横切る少なくとも3箇所で、IXRに少 なくとも約2の変化をもたらす少なくとも約4層を具えることを特徴とする請求 項1に記載の膜。 14.前記積層構造体が、膜の厚さを横切る少なくとも4箇所で、IXRに少 なくとも約2の変化をもたらす少なくとも約5層を具えることを特徴とする請求 項1に記載の膜。 15.前記積層構造体が、膜の厚さを横切る少なくとも5箇所で、IXRに少 なくとも約2の変化をもたらす少なくとも約6層を具えることを特徴とする請求 項1に記載の膜。 16.前記積層構造体が、膜の厚さを横切る少なくとも6箇所で、IXRに少 なくとも約2の変化をもたらす少なくとも約7層を具えることを特徴とする請求 項1に記載の膜。 17.その表面の1つに形成された導電性触媒粒子を含有する電極をさらに具 えることを特徴とする請求項1に記載の膜。 18.アノード室、カソード室、および該アノードとカソード室との間で隔離 板および電解質としての役割を果たす陽イオン交換膜を具える燃料電池であって 、 前記膜が、その表面の少なくとも1つに接触する電極を有し、 前記膜が、ポリマー主鎖と、前記ポリマー主鎖に結合する繰り返し側鎖に担持 される陽イオン交換基とを有する陽イオン交換ポリマーの少なくとも3層の積層 構造体を具え、該ポリマー主鎖の炭素原子の数が、各層のイオン交換率(IXR )を規定する該陽イオン交換基と関係し、 前記層が、1層または複数の高IXR層と、1層また複数の低IXR層とを規 定する異なるIXR値を有し、 前記低IXR層のIXRが約17未満であり、および前記高IXR層のIXR が少なくとも約15であり、 前記高い層と低い層とが、さらに、膜の厚さを横切る少なくとも2箇所で、I XRに少なくとも約2の変化をもたらす ことを特徴とする燃料電池。 19.1層の低IXR層が、カソード室に面している前記膜の外側表面を少な くとも形成することを特徴とする請求項18に記載の燃料電池。 20.直接供給燃料を使用する燃料電池として使用可能であることを特徴とす る請求項18に記載の燃料電池。 21.直接メタノール燃料電池として使用可能であることを特徴とする請求項 18に記載の燃料電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US3343396P | 1996-12-23 | 1996-12-23 | |
US60/033,433 | 1996-12-23 | ||
PCT/US1997/022906 WO1998028811A1 (en) | 1996-12-23 | 1997-12-15 | Multiple layer membranes for fuel cells employing direct feed fuels |
Publications (2)
Publication Number | Publication Date |
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JP2001507166A true JP2001507166A (ja) | 2001-05-29 |
JP2001507166A5 JP2001507166A5 (ja) | 2005-08-11 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP52885098A Ceased JP2001507166A (ja) | 1996-12-23 | 1997-12-15 | 直接供給燃料を使用する燃料電池用多層膜 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5981097A (ja) |
EP (1) | EP0947025B1 (ja) |
JP (1) | JP2001507166A (ja) |
CA (1) | CA2275755A1 (ja) |
DE (1) | DE69732648T2 (ja) |
WO (1) | WO1998028811A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005511830A (ja) * | 2001-12-06 | 2005-04-28 | ゴア エンタープライズ ホールディングス,インコーポレイティド | 低当量重量アイオノマー |
JP2007042560A (ja) * | 2005-08-05 | 2007-02-15 | Asahi Kasei Corp | 燃料電池用高分子電解質膜 |
JP2007087853A (ja) * | 2005-09-26 | 2007-04-05 | Toray Ind Inc | 非対称型電解質膜ならびにそれを用いた膜電極複合体および高分子電解質型燃料電池 |
JP2007145007A (ja) * | 2005-10-28 | 2007-06-14 | Toray Ind Inc | 非対称型電解質膜ならびにそれを用いた膜電極複合体および高分子電解質型燃料電池 |
JP2010045041A (ja) * | 2002-08-21 | 2010-02-25 | Three M Innovative Properties Co | 多層プロトン交換膜および膜電極アセンブリの調製方法 |
JP5118484B2 (ja) * | 2006-01-26 | 2013-01-16 | 株式会社クラレ | 固体高分子型燃料電池用電解質積層膜、膜−電極接合体及び燃料電池 |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000285929A (ja) * | 1999-03-31 | 2000-10-13 | Sony Corp | 固体電解質電池 |
JP3485032B2 (ja) * | 1999-07-02 | 2004-01-13 | トヨタ自動車株式会社 | 燃料電池および固体高分子電解質膜 |
CN1205685C (zh) | 1999-11-17 | 2005-06-08 | 尼电源系统公司 | 具有硅基片的燃料电池 |
US6331694B1 (en) | 1999-12-08 | 2001-12-18 | Lincoln Global, Inc. | Fuel cell operated welder |
US6824900B2 (en) * | 2002-03-04 | 2004-11-30 | Mti Microfuel Cells Inc. | Method and apparatus for water management of a fuel cell system |
FR2818791A1 (fr) * | 2000-12-08 | 2002-06-28 | Commissariat Energie Atomique | Membrane conductrice ionique organique pour pile a combustible et son procede de fabrication |
US6709560B2 (en) * | 2001-04-18 | 2004-03-23 | Biosource, Inc. | Charge barrier flow-through capacitor |
US6620542B2 (en) * | 2001-05-30 | 2003-09-16 | Hewlett-Packard Development Company, L.P. | Flex based fuel cell |
KR100403754B1 (ko) * | 2001-06-19 | 2003-10-30 | 송민규 | 연료전지용 복합 고분자 전해질 막, 이의 제조방법 및이를 포함하는 연료전지 |
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- 1997-12-15 CA CA002275755A patent/CA2275755A1/en not_active Abandoned
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JP2007087853A (ja) * | 2005-09-26 | 2007-04-05 | Toray Ind Inc | 非対称型電解質膜ならびにそれを用いた膜電極複合体および高分子電解質型燃料電池 |
JP2007145007A (ja) * | 2005-10-28 | 2007-06-14 | Toray Ind Inc | 非対称型電解質膜ならびにそれを用いた膜電極複合体および高分子電解質型燃料電池 |
JP5118484B2 (ja) * | 2006-01-26 | 2013-01-16 | 株式会社クラレ | 固体高分子型燃料電池用電解質積層膜、膜−電極接合体及び燃料電池 |
Also Published As
Publication number | Publication date |
---|---|
CA2275755A1 (en) | 1998-07-02 |
WO1998028811A1 (en) | 1998-07-02 |
US5981097A (en) | 1999-11-09 |
EP0947025B1 (en) | 2005-03-02 |
DE69732648D1 (de) | 2005-04-07 |
DE69732648T2 (de) | 2006-01-12 |
EP0947025A1 (en) | 1999-10-06 |
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