JP2004508447A5 - - Google Patents
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- JP2004508447A5 JP2004508447A5 JP2002525679A JP2002525679A JP2004508447A5 JP 2004508447 A5 JP2004508447 A5 JP 2004508447A5 JP 2002525679 A JP2002525679 A JP 2002525679A JP 2002525679 A JP2002525679 A JP 2002525679A JP 2004508447 A5 JP2004508447 A5 JP 2004508447A5
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【特許請求の範囲】
【請求項１】
ファインファイバ層であって、
前記ファインファイバ層は、付加ポリマーを含むファインファイバを含み、
前記ファインファイバ層は、前記ファイバのランダム分布を含み、
前記ファインファイバは、０．００１〜２ミクロンの直径を有することを特徴とするファインファイバ層。
【請求項２】
ファインファイバ層であって、
前記ファインファイバ層は、縮合ポリマーを含むファインファイバを含み、
前記ファインファイバ層は、前記ファイバのランダム分布を含み、
前記ファインファイバは、０．００１〜２ミクロンの直径を有することを特徴とするファインファイバ層。
【請求項３】
フィルタ媒体であって、
請求項１又は請求項２に記載のファインファイバ層と、
約８〜２００ｇ／ｍ２の坪量を有する基板と、
を含み、
前記ファインファイバは、約０．０１〜０．５ミクロンのファイバ直径を有し、
前記基板は、濾過用媒体を含むことを特徴とするフィルタ媒体。
【請求項４】
前記フィルタ媒体は、約１４０°Ｆの温度と約１００％の相対湿度を有する空気流に曝されたとき、前記ファインファイバの約５０％を超える量が１６時間よりも長い時間にわたって残存することを特徴とする請求項３に記載のフィルタ媒体。
【請求項５】
前記基板は、セルロース、ガラス、ポリマー、金属、およびその組合せから選択されたファイバを含む不織布を含むことを特徴とする請求項３に記載のフィルタ媒体。
【請求項６】
前記不織布の基板は、セルロースファイバを含むことを特徴とする請求項５に記載のフィルタ媒体。
【請求項７】
前記不織布の基板は、合成ポリマーファイバを含むことを特徴とする請求項５に記載のフィルタ媒体。
【請求項８】
前記ファイバは、約２〜２５重量％の添加剤をさらに含み、
前記添加剤は、分子量が約５００〜約３０００で芳香族特性を有する樹脂状物質を含み、
前記添加剤は、前記付加ポリマーと混和性であることを特徴とする請求項１又は請求項２に記載のファインファイバ層。
【請求項９】
前記ファイバは、前記ファイバの約１〜４０重量％の架橋剤をさらに含むことを特徴とする請求項１又は請求項２に記載のファインファイバ層。
【請求項１０】
前記付加ポリマーは、ナイロン６を含むことを特徴とする請求項１に記載のファインファイバ層。
【請求項１１】
前記縮合ポリマーは、ポリウレタンポリマーを含むことを特徴とする請求項２に記載のファインファイバ層。
【請求項１２】
前記付加ポリマーは、ポリ塩化ビニルポリマーを含むことを特徴とする請求項１に記載のファインファイバ層。
【請求項１３】
前記付加ポリマーは、ポリビニルアルコールポリマーを含むことを特徴とする請求項１に記載のファインファイバ層。
【請求項１４】
ポリビニルアルコールポリマーと架橋剤との反応生成物を含むことを特徴とする請求項１３に記載のファインファイバ層。
【請求項１５】
媒体複合体を含むフィルタエレメントであって、
前記媒体複合体は、複数のひだを有する基板を含み、
前記ひだは、第１端部から第２端部まで延びている長さを有し、
前記基板は、濾過性能と、約２〜９００ｍ／分の透過性と、０．４ｍｍ以上の厚さとを有するフィルタ媒体を含み、
前記媒体複合体は、円筒形カートリッジまたは平らなパネルを含み、
前記基板は、ファインファイバの層で少なくとも部分的に被覆されており、
前記ファインファイバ層は、請求項３に記載の組成物を含み、
前記ファインファイバ層は、０．００５〜０．２ｍｇ／ｃｍ２の坪量と、０．０１〜３ミクロンの厚さとを有し、
前記フィルタエレメントは、２０ｆｐｍ（６．１ｍ／分）で測定される、０．７８μｍの単分散ポリスチレン球状粒子を用いるＡＳＴＭ−１２１５−８９規格によって測定される場合に、約２〜約９００ｍ／分の透過性と２０％以上の濾過性能とを有することを特徴とするフィルタエレメント。
【請求項１６】
工業用バッグハウスのためのフィルタバックであって、
前記フィルタバックは、
約０．２ｍｍ以上の厚さを有するポリエステル製フィルタバックの基板層と、
前記フィルタバッグの基板層の上流側表面上にファインファイバの層と、
を有し、
前記ファインファイバは、約０．０１〜５ミクロンのファイバ直径と、０．００５〜０．２ｍｇ／ｃｍ２の坪量とを有し、
前記ファインファイバの層は、前記ファインファイバの直径の約１〜約１００倍の厚さを有し、
前記ポリエステル製フィルタバックの基板層は、２０ｆｐｍ（６．１ｍ／分）で測定される、０．７８μｍの単分散ポリスチレン球状粒子を用いるＡＳＴＭ−１２１５−８９規格によって測定される場合に、少なくとも約２ｍ／分の透過性と、少なくとも２０％の濾過性能とを有することを特徴とするフィルタバック。
【請求項１７】
ファインファイバ材料を作製する方法であって、
前記ファインファイバ材料は、約０．１〜２ミクロンの直径を有するファイバを含み、
前記ファイバは、ポリマーと触媒とから形成される直線状ファイバを含み、
前記作製する方法は、
低級アルコール、水またはそれらの混合物と、約３〜３０重量％のポリマー組成物とを含む溶液を形成する工程と、
前記ポリマー組成物を閾値電位より大きい電位を有する電場に曝す工程と、
前記溶液を、乾燥によりファインファイバとなる加速された溶液ストランドを形成するようにさせる工程と、
基板上の前記ファインファイバを収集する工程と、
前記ファインファイバを熱処理に曝す工程と、
を有し、
前記熱処理が、前記ポリマー組成物の溶融温度未満の温度まで前記ファインファイバの温度を上昇させる工程を含むことを特徴とするファインファイバ材料を作製する方法。
【請求項１】
ファインファイバ層であって、
前記ファインファイバ層は、付加ポリマーを含むファインファイバを含み、
前記ファインファイバ層は、前記ファイバのランダム分布を含み、
前記ファインファイバは、０．００１〜２ミクロンの直径を有することを特徴とするファインファイバ層。
【請求項２】
ファインファイバ層であって、
前記ファインファイバ層は、縮合ポリマーを含むファインファイバを含み、
前記ファインファイバ層は、前記ファイバのランダム分布を含み、
前記ファインファイバは、０．００１〜２ミクロンの直径を有することを特徴とするファインファイバ層。
【請求項３】
フィルタ媒体であって、
請求項１又は請求項２に記載のファインファイバ層と、
約８〜２００ｇ／ｍ２の坪量を有する基板と、
を含み、
前記ファインファイバは、約０．０１〜０．５ミクロンのファイバ直径を有し、
前記基板は、濾過用媒体を含むことを特徴とするフィルタ媒体。
【請求項４】
前記フィルタ媒体は、約１４０°Ｆの温度と約１００％の相対湿度を有する空気流に曝されたとき、前記ファインファイバの約５０％を超える量が１６時間よりも長い時間にわたって残存することを特徴とする請求項３に記載のフィルタ媒体。
【請求項５】
前記基板は、セルロース、ガラス、ポリマー、金属、およびその組合せから選択されたファイバを含む不織布を含むことを特徴とする請求項３に記載のフィルタ媒体。
【請求項６】
前記不織布の基板は、セルロースファイバを含むことを特徴とする請求項５に記載のフィルタ媒体。
【請求項７】
前記不織布の基板は、合成ポリマーファイバを含むことを特徴とする請求項５に記載のフィルタ媒体。
【請求項８】
前記ファイバは、約２〜２５重量％の添加剤をさらに含み、
前記添加剤は、分子量が約５００〜約３０００で芳香族特性を有する樹脂状物質を含み、
前記添加剤は、前記付加ポリマーと混和性であることを特徴とする請求項１又は請求項２に記載のファインファイバ層。
【請求項９】
前記ファイバは、前記ファイバの約１〜４０重量％の架橋剤をさらに含むことを特徴とする請求項１又は請求項２に記載のファインファイバ層。
【請求項１０】
前記付加ポリマーは、ナイロン６を含むことを特徴とする請求項１に記載のファインファイバ層。
【請求項１１】
前記縮合ポリマーは、ポリウレタンポリマーを含むことを特徴とする請求項２に記載のファインファイバ層。
【請求項１２】
前記付加ポリマーは、ポリ塩化ビニルポリマーを含むことを特徴とする請求項１に記載のファインファイバ層。
【請求項１３】
前記付加ポリマーは、ポリビニルアルコールポリマーを含むことを特徴とする請求項１に記載のファインファイバ層。
【請求項１４】
ポリビニルアルコールポリマーと架橋剤との反応生成物を含むことを特徴とする請求項１３に記載のファインファイバ層。
【請求項１５】
媒体複合体を含むフィルタエレメントであって、
前記媒体複合体は、複数のひだを有する基板を含み、
前記ひだは、第１端部から第２端部まで延びている長さを有し、
前記基板は、濾過性能と、約２〜９００ｍ／分の透過性と、０．４ｍｍ以上の厚さとを有するフィルタ媒体を含み、
前記媒体複合体は、円筒形カートリッジまたは平らなパネルを含み、
前記基板は、ファインファイバの層で少なくとも部分的に被覆されており、
前記ファインファイバ層は、請求項３に記載の組成物を含み、
前記ファインファイバ層は、０．００５〜０．２ｍｇ／ｃｍ２の坪量と、０．０１〜３ミクロンの厚さとを有し、
前記フィルタエレメントは、２０ｆｐｍ（６．１ｍ／分）で測定される、０．７８μｍの単分散ポリスチレン球状粒子を用いるＡＳＴＭ−１２１５−８９規格によって測定される場合に、約２〜約９００ｍ／分の透過性と２０％以上の濾過性能とを有することを特徴とするフィルタエレメント。
【請求項１６】
工業用バッグハウスのためのフィルタバックであって、
前記フィルタバックは、
約０．２ｍｍ以上の厚さを有するポリエステル製フィルタバックの基板層と、
前記フィルタバッグの基板層の上流側表面上にファインファイバの層と、
を有し、
前記ファインファイバは、約０．０１〜５ミクロンのファイバ直径と、０．００５〜０．２ｍｇ／ｃｍ２の坪量とを有し、
前記ファインファイバの層は、前記ファインファイバの直径の約１〜約１００倍の厚さを有し、
前記ポリエステル製フィルタバックの基板層は、２０ｆｐｍ（６．１ｍ／分）で測定される、０．７８μｍの単分散ポリスチレン球状粒子を用いるＡＳＴＭ−１２１５−８９規格によって測定される場合に、少なくとも約２ｍ／分の透過性と、少なくとも２０％の濾過性能とを有することを特徴とするフィルタバック。
【請求項１７】
ファインファイバ材料を作製する方法であって、
前記ファインファイバ材料は、約０．１〜２ミクロンの直径を有するファイバを含み、
前記ファイバは、ポリマーと触媒とから形成される直線状ファイバを含み、
前記作製する方法は、
低級アルコール、水またはそれらの混合物と、約３〜３０重量％のポリマー組成物とを含む溶液を形成する工程と、
前記ポリマー組成物を閾値電位より大きい電位を有する電場に曝す工程と、
前記溶液を、乾燥によりファインファイバとなる加速された溶液ストランドを形成するようにさせる工程と、
基板上の前記ファインファイバを収集する工程と、
前記ファインファイバを熱処理に曝す工程と、
を有し、
前記熱処理が、前記ポリマー組成物の溶融温度未満の温度まで前記ファインファイバの温度を上昇させる工程を含むことを特徴とするファインファイバ材料を作製する方法。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23013800P | 2000-09-05 | 2000-09-05 | |
| US60/230,138 | 2000-09-05 | ||
| US09/871,583 US6743273B2 (en) | 2000-09-05 | 2001-05-31 | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
| US09/871,583 | 2001-05-31 | ||
| PCT/US2001/024948 WO2002020668A2 (en) | 2000-09-05 | 2001-08-09 | Polymer compositions, polymer microfibers, polymer nanofibers and applications including filter structure |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013228737A Division JP6068316B2 (ja) | 2000-09-05 | 2013-11-01 | 濾材 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004508447A JP2004508447A (ja) | 2004-03-18 |
| JP2004508447A5 true JP2004508447A5 (ja) | 2011-04-21 |
| JP5901095B2 JP5901095B2 (ja) | 2016-04-20 |
Family
ID=26923964
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002525679A Expired - Lifetime JP5901095B2 (ja) | 2000-09-05 | 2001-08-09 | ポリマー、ポリマー・マイクロファイバ、ポリマー・ナノファイバ、およびフィルタ構造を含む適用例 |
| JP2013228737A Expired - Lifetime JP6068316B2 (ja) | 2000-09-05 | 2013-11-01 | 濾材 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013228737A Expired - Lifetime JP6068316B2 (ja) | 2000-09-05 | 2013-11-01 | 濾材 |
Country Status (12)
| Country | Link |
|---|---|
| US (18) | US6743273B2 (ja) |
| EP (3) | EP2740524A1 (ja) |
| JP (2) | JP5901095B2 (ja) |
| KR (1) | KR100887167B1 (ja) |
| CN (2) | CN110124413A (ja) |
| AT (1) | ATE549071T1 (ja) |
| AU (1) | AU2001284771C1 (ja) |
| BR (1) | BR0113658B1 (ja) |
| CA (1) | CA2419770C (ja) |
| IL (2) | IL154606A0 (ja) |
| MX (1) | MXPA03001881A (ja) |
| WO (1) | WO2002020668A2 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6812624B1 (en) | 1999-07-20 | 2004-11-02 | Sri International | Electroactive polymers |
| US7270693B2 (en) * | 2000-09-05 | 2007-09-18 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
| AU2007201000B2 (en) * | 2000-09-05 | 2008-07-03 | Donaldson Company, Inc. | Polymer fine fiber and fine fiber layer |
| US6673136B2 (en) * | 2000-09-05 | 2004-01-06 | Donaldson Company, Inc. | Air filtration arrangements having fluted media constructions and methods |
| US6743273B2 (en) * | 2000-09-05 | 2004-06-01 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
| RU2300543C2 (ru) * | 2001-05-31 | 2007-06-10 | Дональдсон Компани, Инк. | Составы тонкого волокна, способы их получения, способ изготовления тонковолокнистого материала |
| US7105124B2 (en) * | 2001-06-19 | 2006-09-12 | Aaf-Mcquay, Inc. | Method, apparatus and product for manufacturing nanofiber media |
| CN1319624C (zh) * | 2001-12-03 | 2007-06-06 | 唐纳森公司 | 介质体、采用波纹介质体板的过滤件、波纹板及制造方法 |
| GB2385776B (en) * | 2002-02-28 | 2005-06-22 | Giles John Christian Beerbohm | Cleaning device |
| DK1512215T3 (da) * | 2002-03-18 | 2011-12-05 | Stanford Res Inst Int | Elektroaktive polymeranordning til bevægelse af fluid |
| US6818695B2 (en) | 2002-05-20 | 2004-11-16 | 3M Innovative Properties Company | Extrudable thermoplastic compositions |
| ATE390197T1 (de) * | 2002-05-28 | 2008-04-15 | Hollingsworth & Vose Gmbh | Filtermedium |
| CN1681988B (zh) * | 2002-09-17 | 2010-08-11 | 纳幕尔杜邦公司 | 阻液性能极高的织物 |
| US20040059042A1 (en) * | 2002-09-20 | 2004-03-25 | Hartle Thomas J. | Underhood components |
| WO2004052504A2 (en) * | 2002-12-11 | 2004-06-24 | Donaldson Company, Inc. | Z-filter media with reverse-flow cleaning systems and methods |
| EP1590066A2 (de) * | 2003-02-05 | 2005-11-02 | HELSA-WERKE Helmut Sandler GmbH & Co. KG | Filterelement und verfahren zu seiner herstellung |
| US7892993B2 (en) | 2003-06-19 | 2011-02-22 | Eastman Chemical Company | Water-dispersible and multicomponent fibers from sulfopolyesters |
| US8513147B2 (en) * | 2003-06-19 | 2013-08-20 | Eastman Chemical Company | Nonwovens produced from multicomponent fibers |
| US7008465B2 (en) * | 2003-06-19 | 2006-03-07 | Donaldson Company, Inc. | Cleanable high efficiency filter media structure and applications for use |
| US20040260034A1 (en) | 2003-06-19 | 2004-12-23 | Haile William Alston | Water-dispersible fibers and fibrous articles |
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2001
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- 2001-08-09 EP EP20120177363 patent/EP2740524A1/en not_active Withdrawn
- 2001-08-09 CN CN201910508671.1A patent/CN110124413A/zh active Pending
- 2001-08-09 BR BRPI0113658-5B1A patent/BR0113658B1/pt not_active IP Right Cessation
- 2001-08-09 AT AT01963852T patent/ATE549071T1/de active
- 2001-08-09 EP EP01963852.7A patent/EP1358272B2/en not_active Expired - Lifetime
- 2001-08-09 MX MXPA03001881A patent/MXPA03001881A/es active IP Right Grant
- 2001-08-09 EP EP11195552.2A patent/EP2730327B1/en not_active Expired - Lifetime
- 2001-08-09 WO PCT/US2001/024948 patent/WO2002020668A2/en active Application Filing
- 2001-08-09 IL IL15460601A patent/IL154606A0/xx unknown
- 2001-08-09 AU AU2001284771A patent/AU2001284771C1/en not_active Ceased
- 2001-08-09 CA CA2419770A patent/CA2419770C/en not_active Expired - Fee Related
- 2001-08-09 JP JP2002525679A patent/JP5901095B2/ja not_active Expired - Lifetime
- 2001-08-09 CN CNB018151655A patent/CN1318512C/zh not_active Expired - Lifetime
- 2001-08-09 KR KR1020037003235A patent/KR100887167B1/ko active IP Right Grant
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2003
- 2003-02-24 IL IL154606A patent/IL154606A/en active IP Right Grant
- 2003-09-30 US US10/676,189 patent/US6924028B2/en not_active Expired - Lifetime
- 2003-09-30 US US10/676,239 patent/US6955775B2/en not_active Expired - Lifetime
- 2003-09-30 US US10/676,185 patent/US7090715B2/en not_active Expired - Lifetime
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2004
- 2004-01-14 US US10/757,924 patent/US7070640B2/en not_active Expired - Lifetime
- 2004-07-19 US US10/894,848 patent/US7179317B2/en not_active Expired - Lifetime
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2006
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- 2006-11-02 US US11/592,402 patent/US7318853B2/en not_active Expired - Lifetime
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2008
- 2008-01-14 US US12/008,919 patent/US20080110822A1/en not_active Abandoned
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2009
- 2009-09-12 US US12/558,496 patent/US20100178507A1/en not_active Abandoned
- 2009-10-30 US US12/609,567 patent/US8118901B2/en not_active Expired - Fee Related
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2010
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2011
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2012
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2014
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