CN1784597B - 气体扩散介质的制造方法及其特性控制 - Google Patents

气体扩散介质的制造方法及其特性控制 Download PDF

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Publication number
CN1784597B
CN1784597B CN2004800070808A CN200480007080A CN1784597B CN 1784597 B CN1784597 B CN 1784597B CN 2004800070808 A CN2004800070808 A CN 2004800070808A CN 200480007080 A CN200480007080 A CN 200480007080A CN 1784597 B CN1784597 B CN 1784597B
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contact angle
liquid
sample
diffusion media
pores
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Chinese (zh)
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CN1784597A (zh
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J·罗特
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Motors Liquidation Co
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General Motors Co
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/04—Investigating osmotic effects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/088—Investigating volume, surface area, size or distribution of pores; Porosimetry
    • G01N15/0893—Investigating volume, surface area, size or distribution of pores; Porosimetry by measuring weight or volume of sorbed fluid, e.g. B.E.T. method

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Inert Electrodes (AREA)
  • Fuel Cell (AREA)
CN2004800070808A 2003-01-15 2004-01-13 气体扩散介质的制造方法及其特性控制 Expired - Lifetime CN1784597B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/342,976 2003-01-15
US10/342,976 US6928893B2 (en) 2003-01-15 2003-01-15 Method of making a gas diffusion media and quality controls for same
PCT/US2004/000794 WO2004066416A2 (en) 2003-01-15 2004-01-13 Method of making a gas diffusion media and quality controls for same

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Publication Number Publication Date
CN1784597A CN1784597A (zh) 2006-06-07
CN1784597B true CN1784597B (zh) 2010-12-01

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CN2004800070808A Expired - Lifetime CN1784597B (zh) 2003-01-15 2004-01-13 气体扩散介质的制造方法及其特性控制

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US (2) US6928893B2 (enExample)
JP (1) JP4976693B2 (enExample)
CN (1) CN1784597B (enExample)
DE (1) DE112004000141B4 (enExample)
WO (1) WO2004066416A2 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7107864B2 (en) * 2003-01-15 2006-09-19 General Motors Corporation Quality control methods for gas diffusion media
US20060240312A1 (en) * 2005-04-25 2006-10-26 Tao Xie Diffusion media, fuel cells, and fuel cell powered systems
US20070059580A1 (en) * 2005-09-15 2007-03-15 Budinski Michael K Design strategies for corrosion mitigation
US7722979B2 (en) * 2005-10-14 2010-05-25 Gm Global Technology Operations, Inc. Fuel cells with hydrophobic diffusion medium
US20100028750A1 (en) * 2008-08-04 2010-02-04 Gm Global Technology Operations, Inc. Gas diffusion layer with lower gas diffusivity
US20100028744A1 (en) * 2008-08-04 2010-02-04 Gm Global Technology Operations, Inc. Gas diffusion layer with lower gas diffusivity
CN104039369B (zh) 2011-07-20 2017-06-16 布莱阿姆青年大学 疏水性塞拉集宁化合物和包含该化合物的装置
WO2013028196A1 (en) 2011-08-25 2013-02-28 Alliance For Sustainable Energy, Llc On-line, continuous monitoring in solar cell and fuel cell manufacturing using spectral reflectance imaging
WO2014151411A1 (en) 2013-03-15 2014-09-25 Brigham Young University Methods for treating inflammation, autoimmune disorders and pain
US11524015B2 (en) 2013-03-15 2022-12-13 Brigham Young University Methods for treating inflammation, autoimmune disorders and pain
US11690855B2 (en) 2013-10-17 2023-07-04 Brigham Young University Methods for treating lung infections and inflammation
US20150203527A1 (en) 2014-01-23 2015-07-23 Brigham Young University Cationic steroidal antimicrobials
US10370403B2 (en) 2015-04-22 2019-08-06 Brigham Young University Methods for the synthesis of ceragenins
US10226550B2 (en) 2016-03-11 2019-03-12 Brigham Young University Cationic steroidal antimicrobial compositions for the treatment of dermal tissue
US10480935B2 (en) 2016-12-02 2019-11-19 Alliance For Sustainable Energy, Llc Thickness mapping using multispectral imaging
US10959433B2 (en) 2017-03-21 2021-03-30 Brigham Young University Use of cationic steroidal antimicrobials for sporicidal activity
US12186328B2 (en) 2019-05-23 2025-01-07 Brigham Young University Use of CSA compounds to stimulate stem cells and hair growth

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6350539B1 (en) * 1999-10-25 2002-02-26 General Motors Corporation Composite gas distribution structure for fuel cell

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050822A (en) * 1976-03-10 1977-09-27 Rame-Hart, Inc. Drop measuring apparatus, and a method of evaluating materials wettability
US4676807A (en) * 1985-07-05 1987-06-30 Pall Corporation Process for removal of liquid aerosols from gaseous streams
KR940003440Y1 (ko) * 1989-06-21 1994-05-25 대우전자 주식회사 오디오(Audio)용 회전헤드(Head)의 조작판 출몰장치
JPH05144444A (ja) * 1991-11-25 1993-06-11 Toshiba Corp 燃料電池およびそれに用いる電極の製造方法
JP3245929B2 (ja) * 1992-03-09 2002-01-15 株式会社日立製作所 燃料電池及びその応用装置
DE4412405C2 (de) 1994-04-11 1998-10-29 Michael Dipl Ing Breitwieser Vorrichtung und Verfahren zur Messung von Kräften und Ermittlung von Stoffeigenschaften
US5583285A (en) * 1994-11-29 1996-12-10 Lucent Technologies Inc. Method for detecting a coating material on a substrate
GB9504713D0 (en) 1995-03-09 1995-04-26 Johnson Matthey Plc Improved electrocatalytic material
US5677074A (en) 1996-06-25 1997-10-14 The Dais Corporation Gas diffusion electrode
US5763113A (en) 1996-08-26 1998-06-09 General Motors Corporation PEM fuel cell monitoring system
US6329094B1 (en) * 1997-05-14 2001-12-11 Sanyo Electric Co., Ltd. Polymer electrolyte fuel cell showing stable and outstanding electric-power generating characteristics
US5910378A (en) * 1997-10-10 1999-06-08 Minnesota Mining And Manufacturing Company Membrane electrode assemblies
US6103077A (en) * 1998-01-02 2000-08-15 De Nora S.P.A. Structures and methods of manufacture for gas diffusion electrodes and electrode components
US7098163B2 (en) * 1998-08-27 2006-08-29 Cabot Corporation Method of producing membrane electrode assemblies for use in proton exchange membrane and direct methanol fuel cells
US6150049A (en) * 1999-09-17 2000-11-21 Plug Power Inc. Fluid flow plate for distribution of hydration fluid in a fuel cell
JP4470271B2 (ja) * 2000-03-31 2010-06-02 株式会社エクォス・リサーチ 燃料電池および燃料電池装置
JP2002025578A (ja) * 2000-07-12 2002-01-25 Toyota Motor Corp 燃料電池用の電極・電解質膜接合体の製造方法およびそれに用いられる基材
JP2002313359A (ja) * 2001-04-17 2002-10-25 Mitsubishi Heavy Ind Ltd 固体高分子型燃料電池
US6821661B2 (en) * 2001-08-31 2004-11-23 Plug Power, Inc. Hydrophilic anode gas diffusion layer
US6684685B2 (en) * 2002-06-21 2004-02-03 Porous Materials, Inc. Liquid extrusion porosimeter and method
US7024921B2 (en) * 2002-11-06 2006-04-11 Sutton Stephen P Capillary devices for determination of surface characteristics and contact angles and methods for using same

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6350539B1 (en) * 1999-10-25 2002-02-26 General Motors Corporation Composite gas distribution structure for fuel cell

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
张亮等.PET碳氟等离子体处理的表面动力学的研究－－Wilhelmy吊片法的研究.高等学校化学学报18 2.1997,18(2),289-292.
张亮等.PET碳氟等离子体处理的表面动力学的研究——Wilhelmy吊片法的研究.高等学校化学学报18 2.1997,18(2),289-292. *

Also Published As

Publication number Publication date
WO2004066416A3 (en) 2005-12-15
CN1784597A (zh) 2006-06-07
DE112004000141B4 (de) 2019-03-28
US20040134292A1 (en) 2004-07-15
JP2006516353A (ja) 2006-06-29
DE112004000141T5 (de) 2006-04-27
US6928893B2 (en) 2005-08-16
WO2004066416A2 (en) 2004-08-05
JP4976693B2 (ja) 2012-07-18
US7284411B2 (en) 2007-10-23
US20050199079A1 (en) 2005-09-15

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