JP2010538813A5 - - Google Patents
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- Publication number
- JP2010538813A5 JP2010538813A5 JP2010524222A JP2010524222A JP2010538813A5 JP 2010538813 A5 JP2010538813 A5 JP 2010538813A5 JP 2010524222 A JP2010524222 A JP 2010524222A JP 2010524222 A JP2010524222 A JP 2010524222A JP 2010538813 A5 JP2010538813 A5 JP 2010538813A5
- Authority
- JP
- Japan
- Prior art keywords
- fibers
- filter
- layer
- less
- micron
- 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
Links
- 239000000835 fiber Substances 0.000 claims 6
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims 2
- 229920003043 Cellulose fiber Polymers 0.000 claims 1
- 239000000443 aerosol Substances 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000004745 nonwoven fabric Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 239000001103 potassium chloride Substances 0.000 claims 1
- 235000011164 potassium chloride Nutrition 0.000 claims 1
Claims (2)
- ナノウェブ層とスクリムとを含むプリーツ付き構造体を有する濾過媒体を含むフィルターであって、前記ナノウェブ層は、数平均直径が１ミクロン未満の繊維を含んでおりかつ層の厚さが５０ミクロン未満であり、プリーツ間隔に対する媒体の全厚さの比率が０．１５未満であり、前記ナノウェブ層は坪量が約０．６ｇｓｍを超えており、さらに前記スクリムが、スパンボンド繊維、乾式繊維、湿式繊維、セルロース繊維、メルトブローン繊維、ガラス繊維、およびそれらのブレンドよりなる群から選択される繊維から作られた不織布である、フィルター。
- ３３４４ｍ3／時の空気流量で３．６×１０5〜３．８×１０5個（粒子）／ｃｍ3の密度の０．０２ミクロンの塩化カリウムエアロゾルを送り込んでも、前記フィルター効率が２０時間の処理の間低下しない、請求項１に記載のフィルター媒体。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/899,803 | 2007-09-07 | ||
| US11/899,803 US8679217B2 (en) | 2007-09-07 | 2007-09-07 | Pleated nanoweb structures |
| PCT/US2008/075571 WO2009033143A1 (en) | 2007-09-07 | 2008-09-08 | Improved pleated nanoweb structures |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2010538813A JP2010538813A (ja) | 2010-12-16 |
| JP2010538813A5 true JP2010538813A5 (ja) | 2011-10-27 |
| JP5539877B2 JP5539877B2 (ja) | 2014-07-02 |
Family
ID=39885001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010524222A Active JP5539877B2 (ja) | 2007-09-07 | 2008-09-08 | 改良されたプリーツ付きナノウェブ構造体 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8679217B2 (ja) |
| EP (1) | EP2188031A1 (ja) |
| JP (1) | JP5539877B2 (ja) |
| KR (1) | KR101543481B1 (ja) |
| CN (1) | CN101795746B (ja) |
| BR (1) | BRPI0815527A2 (ja) |
| WO (1) | WO2009033143A1 (ja) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6743273B2 (en) | 2000-09-05 | 2004-06-01 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
| JP4783248B2 (ja) * | 2006-09-12 | 2011-09-28 | 東芝ストレージデバイス株式会社 | 外乱抑圧機能を持つ位置制御方法、位置制御装置および媒体記憶装置 |
| ES2932986T3 (es) | 2009-03-19 | 2023-01-30 | Emd Millipore Corp | Eliminación de microorganismos de muestras líquidas mediante el uso de medios de nanofibra para la filtración |
| JP5671004B2 (ja) | 2009-04-13 | 2015-02-18 | インテグリス・インコーポレーテッド | 多孔性複合膜 |
| WO2010144772A2 (en) * | 2009-06-12 | 2010-12-16 | Clarcor Air Filtration Products, Inc. | Air cooling system incorporating membrane-free filter and/or integral framing for filter |
| US8636833B2 (en) * | 2009-09-16 | 2014-01-28 | E I Du Pont De Nemours And Company | Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment |
| WO2012021308A2 (en) | 2010-08-10 | 2012-02-16 | Millipore Corporation | Method for retrovirus removal |
| SG10201605328WA (en) | 2011-04-01 | 2016-08-30 | Emd Millipore Corp | Nanofiber containing composite structures |
| USD666372S1 (en) | 2011-08-15 | 2012-08-28 | Techtronic Floor Care Technology Limited | Filter housing |
| DE102013000939A1 (de) * | 2013-01-19 | 2014-07-24 | Hydac Filtertechnik Gmbh | Filtermedium |
| WO2014137097A1 (ko) * | 2013-03-08 | 2014-09-12 | (주)에프티이앤이 | 전기방사장치 |
| CN112957789A (zh) | 2014-06-26 | 2021-06-15 | Emd密理博公司 | 具有增强的污垢容纳能力的过滤器结构 |
| KR102581444B1 (ko) * | 2014-10-10 | 2023-09-21 | 엔테그리스, 아이엔씨. | 다중 주름 팩을 가지는 사용 현장 또는 분배 현장 필터 |
| US10675588B2 (en) | 2015-04-17 | 2020-06-09 | Emd Millipore Corporation | Method of purifying a biological material of interest in a sample using nanofiber ultrafiltration membranes operated in tangential flow filtration mode |
| JP2016215098A (ja) * | 2015-05-18 | 2016-12-22 | 東洋紡株式会社 | プリーツフィルターエレメント |
| JP6455464B2 (ja) * | 2016-02-29 | 2019-01-23 | オムロン株式会社 | スイッチ |
| US20180001244A1 (en) * | 2016-07-01 | 2018-01-04 | Hollingsworth & Vose Company | Multi-layered electret-containing filtration media |
| WO2018038976A1 (en) | 2016-08-26 | 2018-03-01 | 3M Innovative Properties Company | Pleated filter element comprising pleated filter media with edge dams, and method of making and using |
| US11617979B2 (en) | 2016-11-30 | 2023-04-04 | Koninklijke Philips N.V. | Device and method for determining the pollution status of a particle filter in an air-cleaning device |
| US10913022B2 (en) | 2017-03-29 | 2021-02-09 | Knowlton Technologies, Llc | Process for utilizing a high efficiency synthetic filter media |
| CN110004595B (zh) * | 2019-04-30 | 2021-12-14 | 太原理工大学 | 一种制备常低温ZnO/SMS复合煤气脱硫材料的方法 |
| BR112021020488A2 (pt) * | 2019-05-01 | 2022-02-15 | Ascend Performance Mat Operations Llc | Meio filtrante compreendendo camada de nanofibra de poliamida |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US425189A (en) | 1890-04-08 | Gar-coupling | ||
| US3531920A (en) | 1968-09-16 | 1970-10-06 | Cambridge Filter Corp | Filter |
| GB1522605A (en) | 1974-09-26 | 1978-08-23 | Ici Ltd | Preparation of fibrous sheet product |
| US4536361A (en) | 1978-08-28 | 1985-08-20 | Torobin Leonard B | Method for producing plastic microfilaments |
| US4720292B1 (en) | 1986-07-14 | 1991-09-10 | Cylindrical air filter with lightweight housing and radially directed seal | |
| DK0429805T3 (da) | 1989-11-27 | 1995-05-01 | Asf Air System Filter Ag | Fremgangsmåde og indretning til fremstilling af et plisseret filterindlæg |
| US5082476A (en) | 1990-10-19 | 1992-01-21 | Donaldson Company, Inc. | Filtration arrangement and method |
| US6171684B1 (en) | 1995-11-17 | 2001-01-09 | Donaldson Company, Inc. | Filter material construction and method |
| US5820646A (en) | 1996-04-26 | 1998-10-13 | Donaldson Company, Inc. | Inline filter apparatus |
| DE19630522C2 (de) | 1996-07-29 | 2002-10-02 | Freudenberg Carl Kg | Verfahren zur Herstellung eines plissierfähigen Filtermediums und Vorrichtung zur Durchführung des Verfahrens |
| US6183670B1 (en) | 1997-09-23 | 2001-02-06 | Leonard Torobin | Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby |
| US6315806B1 (en) | 1997-09-23 | 2001-11-13 | Leonard Torobin | Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby |
| IES80929B2 (en) | 1997-11-26 | 1999-06-30 | Donal Richard Mcgoey | Filter with form-retaining stabilizing means |
| US6382526B1 (en) | 1998-10-01 | 2002-05-07 | The University Of Akron | Process and apparatus for the production of nanofibers |
| US6520425B1 (en) | 2001-08-21 | 2003-02-18 | The University Of Akron | Process and apparatus for the production of nanofibers |
| US6695992B2 (en) | 2002-01-22 | 2004-02-24 | The University Of Akron | Process and apparatus for the production of nanofibers |
| KR100549140B1 (ko) | 2002-03-26 | 2006-02-03 | 이 아이 듀폰 디 네모아 앤드 캄파니 | 일렉트로-브로운 방사법에 의한 초극세 나노섬유 웹제조방법 |
| WO2004009216A1 (en) * | 2002-07-18 | 2004-01-29 | Freudenberg Nonwovens Limited Partnership | Filter pack having nonwoven filter media and nonwoven edge banding frame |
| US20040038014A1 (en) * | 2002-08-20 | 2004-02-26 | Donaldson Company, Inc. | Fiber containing filter media |
| EP1540062B1 (en) | 2002-09-17 | 2009-11-04 | E.I. Du Pont De Nemours And Company | Extremely high liquid barrier fabrics |
| US7097684B2 (en) * | 2002-12-12 | 2006-08-29 | Aaf-Mcquay, Inc. | Method of forming combined pleated scrim and filter media materials and product of same |
| US20050210846A1 (en) * | 2004-03-24 | 2005-09-29 | Advanced Flow Engineering, Inc. | High flow air filtration system |
| ATE485413T1 (de) | 2004-04-19 | 2010-11-15 | Procter & Gamble | Fasern, vliesstoffe und erzeugnisse mit nanofasern aus polymeren mit einer hohen glasübergangstemperatur |
| US7235122B2 (en) * | 2004-11-08 | 2007-06-26 | E. I. Du Pont De Nemours And Company | Filtration media for filtering particulate material from gas streams |
| US8092566B2 (en) | 2004-12-28 | 2012-01-10 | E.I. Du Pont De Nemours And Company | Filtration media for filtering particulate material from gas streams |
| JP2007021455A (ja) * | 2005-07-21 | 2007-02-01 | Toyobo Co Ltd | 復元性フィルター |
| US20070074628A1 (en) * | 2005-09-30 | 2007-04-05 | Jones David C | Coalescing filtration medium and process |
-
2007
- 2007-09-07 US US11/899,803 patent/US8679217B2/en active Active
-
2008
- 2008-09-08 BR BRPI0815527 patent/BRPI0815527A2/pt not_active IP Right Cessation
- 2008-09-08 WO PCT/US2008/075571 patent/WO2009033143A1/en active Application Filing
- 2008-09-08 EP EP08799300A patent/EP2188031A1/en not_active Withdrawn
- 2008-09-08 KR KR1020107007434A patent/KR101543481B1/ko active IP Right Grant
- 2008-09-08 CN CN200880105307.0A patent/CN101795746B/zh active Active
- 2008-09-08 JP JP2010524222A patent/JP5539877B2/ja active Active
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