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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- fine fiber
- polymer
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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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2001
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- 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
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2004
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2006
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