JP2000507382A - 高められた流体流動特性を有するナノファイバー圧縮層 - Google Patents
高められた流体流動特性を有するナノファイバー圧縮層Info
- Publication number
- JP2000507382A JP2000507382A JP9531911A JP53191197A JP2000507382A JP 2000507382 A JP2000507382 A JP 2000507382A JP 9531911 A JP9531911 A JP 9531911A JP 53191197 A JP53191197 A JP 53191197A JP 2000507382 A JP2000507382 A JP 2000507382A
- Authority
- JP
- Japan
- Prior art keywords
- nanofibers
- layer
- particles
- skeletal
- nanofiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- Nanotechnology (AREA)
- General Chemical & Material Sciences (AREA)
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- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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- Electrochemistry (AREA)
- Composite Materials (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Thermal Sciences (AREA)
- Nonwoven Fabrics (AREA)
- Inorganic Fibers (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.多数のナノファイバーと多数の骨格粒子を有する多孔性圧縮層から成り、該 圧縮層が1ミルの厚さを有する時約1気圧の圧縮層の圧力差で該圧縮層が0.5 ml/分/cm2より大きい水に対する流体流速特性をもつことを特徴とする組成物 。 2.前記圧縮層が約10m2/gより大きい表面積を有する、請求の範囲第1項に 記載する組成物。 3.前記ナノファイバーが0.1μmより小さい平均直径を有し、前記骨格粒子 が約1μmより大きい一次元寸法と約0.5μmより大きい二次元寸法を有する 、請求の範囲第1項に記載する組成物。 4.前記圧縮層が、前記骨格粒子を含まないナノファイバー圧縮層に比較して少 なくとも2倍大きい少なくとも1つの流体流動特性を有する、請求の範囲第1項 に記載する組成物。 5.前記圧縮層が1重量%〜99重量%のナノファイバーと99重量%〜1重量 %の骨格粒子から成る、請求の範囲第1項に記載する組成物。 6.前記圧縮層が5重量%〜50重量%のナノファイバーと90重量%〜60重 量%の骨格粒子から成る、請求の範囲第1項に記載する組成物。 7.前記圧縮層が1容量%〜99容量%のナノファイバーと99容量%〜1容量 %の骨格粒子を有する非空隙固体容積から成る、請求の範囲第1項に記載する組 成物。 8.前記圧縮層が5容量%〜50容量%のナノファイバーと90容量%〜60容 量%の骨格粒子を有する非空隙固体容積から成る、請求の範囲第1項に記載する 組成物。 9.前記ナノファイバーが約0.5μmより小さい直径と約5より大きい長さ/ 直径比率を有する、請求の範囲第1項に記載する組成物。 10.前記ナノファイバーが、0.5μmより小さい実質的に一定の直径をもつ 実質的に円柱状であり、フィブリル軸と同心の黒鉛層をもち、且っ実質的に熱分 解堆積炭素のない炭素フィブリルである、請求の範囲第1項に記載する組成物。 11.前記骨格粒子が前記圧縮層中で骨格効果を提供するのに適した形状と寸法 である、請求の範囲第1項に記載する組成物。 12.前記骨格粒子が、繊維、不規則固体、球形、小板、円板、角錐又は立方体 から選ばれた粒子形状である、請求の範囲第1項に記載する組成物。 13.前記骨格粒子が、ナノファイバーの平均直径に比較して少なくとも10倍 大きい平均直径を有する繊維である、請求の範囲第1項に記載する組成物。 14.前記ナノファイバーと前記骨格粒子が炭素より成る、請求の範囲第1項に 記載する組成物。 15.前記ナノファイバーが炭素ナノファイバーであり、前記骨格粒子が炭素繊 維である、請求の範囲第1項に記載する組成物。 16.前記圧縮層が、少なくとも2つの次元で実質的に等方性の物理特性を有す る、請求の範囲第1項に記載する組成物。 17.圧縮層中に分散した粒子添加物をさらに含む、請求の範囲第1項に記載す る組成物。 18.前記粒子添加物が0.01〜25重量%の量で存在する、請求の範囲第1 5項に記載する組成物。 19.多数のナノファイバーと多数の骨格粒子を有する多孔性複合圧縮層を製造 する方法であって、 (a)該ナノファイバーと該骨格粒子を媒体中に分散させて懸濁液を作成し、そ して (b)該懸濁液から該媒体を分離して該圧縮層を作成する 工程を含むことを特徴とする前記方法。 20.前記媒体が水と有機溶剤より成る群から選ばれる、請求の範囲第19項に 記載する方法。 21.前記分離する工程が前記懸濁液を濾過することを含む、請求の範囲第19 項に記載する方法。 22.前記分離する工程が前記懸濁液から前記媒体を蒸発させることを含む、請 求の範囲第19項に記載する方法。 23.前記懸濁液が流体中に前記ナノファイバーと前記骨格粒子を含むゲルまた はペーストであり、そして前記分離工程が (a)圧力容器中で該ゲルまたはペーストを該流体の臨界温度以上の温度に加熱 し、 (b)該圧力容器から超臨界流体を除去し、そして (c)該圧力容器から前記多孔性複合圧縮層を取り出す ことから成る、請求の範囲第19項に記載する方法。 24.多数のナノファイバーと多数の骨格粒子を有する多孔性圧縮層から成り、 該圧縮層が50%より大きい気孔率、と圧縮層が1ミルの厚さを有する時約1気 圧の圧縮層の圧力で0.5ml/分/cm2/ミル厚より大きい水に対する流体流速 特性をもつことを特徴とする流体通過性多孔性電極。 25.前記電極を電気的に接続する手段をさらに含む、請求の範囲第24項に記 載する流体通過性多孔性電極。 26.電気的に接続する前記手段が前記電極と導電的に接触する導電性ワイヤー 又は導電性平面である、請求の範囲第25項に記載する流体通過性多孔性電極。 27.前記圧縮層が導電性のメッシュ支持体上に保持される、請求の範囲第24 項に記載する流体通過性多孔性電極。 28.電気的に接続する前記手段が前記圧縮層に対して支持体を提供する集電装 置である、請求の範囲第25項に記載する流体通過性多孔性電極。 29.多数のナノファイバーと多数の骨格粒子を有する多孔性圧縮層から成 る流体通過性多孔性電極を製造する方法であって、 (c)該ナノファイバーと該骨格粒子を媒体中に分散させて懸濁液を作成し、そ して (d)該懸濁液から該媒体を分離して該圧縮層を作成する 工程を含み、 該分離する工程が導電性メッシュより成る支持体を通して該媒体を濾過して前記 導電性メッシュに導電的に接触する多孔性電極とすることを特徴とする流体通過 性多孔性電極を製造する方法。 30.請求の範囲第1項に記載する組成物より成る濾過媒体。 31.請求の範囲第1項に記載する組成物より成る吸着媒体。 32.請求の範囲第1項に記載する組成物より成るクロマトグラフ分離用の固体 相。
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US08/611,367 US5800706A (en) | 1996-03-06 | 1996-03-06 | Nanofiber packed beds having enhanced fluid flow characteristics |
US08/611,367 | 1996-03-06 | ||
PCT/US1997/003438 WO1997032646A1 (en) | 1996-03-06 | 1997-03-05 | Nanofiber packed beds having enhanced fluid flow characteristics |
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JP2000507382A true JP2000507382A (ja) | 2000-06-13 |
JP2000507382A5 JP2000507382A5 (ja) | 2004-11-18 |
JP4398516B2 JP4398516B2 (ja) | 2010-01-13 |
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JP53191197A Expired - Fee Related JP4398516B2 (ja) | 1996-03-06 | 1997-03-05 | 高められた流体流動特性を有するナノファイバー圧縮層 |
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US (2) | US5800706A (ja) |
EP (1) | EP0902716B1 (ja) |
JP (1) | JP4398516B2 (ja) |
KR (1) | KR19990087521A (ja) |
AT (1) | ATE197557T1 (ja) |
AU (1) | AU2196697A (ja) |
CA (1) | CA2248895C (ja) |
DE (1) | DE69703546T2 (ja) |
WO (1) | WO1997032646A1 (ja) |
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1996
- 1996-03-06 US US08/611,367 patent/US5800706A/en not_active Expired - Lifetime
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- 1997-03-05 AU AU21966/97A patent/AU2196697A/en not_active Abandoned
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- 1997-03-05 EP EP97914874A patent/EP0902716B1/en not_active Expired - Lifetime
- 1997-03-05 KR KR1019980706955A patent/KR19990087521A/ko not_active Application Discontinuation
- 1997-03-05 JP JP53191197A patent/JP4398516B2/ja not_active Expired - Fee Related
- 1997-03-05 WO PCT/US1997/003438 patent/WO1997032646A1/en not_active Application Discontinuation
- 1997-03-05 DE DE69703546T patent/DE69703546T2/de not_active Expired - Fee Related
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004504688A (ja) * | 2000-04-17 | 2004-02-12 | テクニカル、ファイバー、プロダクツ、リミテッド | 導電性シート材料 |
JP2002141084A (ja) * | 2000-05-08 | 2002-05-17 | Honda Motor Co Ltd | 燃料電池 |
JP4630484B2 (ja) * | 2000-05-08 | 2011-02-09 | 本田技研工業株式会社 | 燃料電池 |
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JP4398516B2 (ja) | 2010-01-13 |
US5985112A (en) | 1999-11-16 |
EP0902716A1 (en) | 1999-03-24 |
AU2196697A (en) | 1997-09-22 |
DE69703546D1 (de) | 2000-12-21 |
KR19990087521A (ko) | 1999-12-27 |
DE69703546T2 (de) | 2001-06-28 |
EP0902716B1 (en) | 2000-11-15 |
US5800706A (en) | 1998-09-01 |
ZA971914B (en) | 1997-09-09 |
WO1997032646A1 (en) | 1997-09-12 |
EP0902716A4 (ja) | 1999-03-24 |
CA2248895C (en) | 2006-07-25 |
CA2248895A1 (en) | 1997-09-12 |
ATE197557T1 (de) | 2000-12-15 |
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