CN114938636A - 包括混合直径细纤维的过滤介质层 - Google Patents

包括混合直径细纤维的过滤介质层 Download PDF

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Publication number
CN114938636A
CN114938636A CN202080070339.2A CN202080070339A CN114938636A CN 114938636 A CN114938636 A CN 114938636A CN 202080070339 A CN202080070339 A CN 202080070339A CN 114938636 A CN114938636 A CN 114938636A
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CN
China
Prior art keywords
fine
fibers
fine fibers
fiber layer
layer
Prior art date
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Pending
Application number
CN202080070339.2A
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English (en)
Chinese (zh)
Inventor
P·A·伊格纳西奥-德莱昂
J·C·萨瓦斯若姆
D·O·琼斯
K·T·威利斯
T·M·维克
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Donaldson Co Inc
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Donaldson Co Inc
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Filing date
Publication date
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Publication of CN114938636A publication Critical patent/CN114938636A/zh
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/10—Filter screens essentially made of metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0216—Bicomponent or multicomponent fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/025—Types of fibres, filaments or particles, self-supporting or supported materials comprising nanofibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0435—Electret
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0627—Spun-bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0631—Electro-spun
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0636—Two or more types of fibres present in the filter material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/064—The fibres being mixed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0654—Support layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1216—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1233—Fibre diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1266—Solidity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1291—Other parameters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtration Of Liquid (AREA)
CN202080070339.2A 2019-10-08 2020-10-08 包括混合直径细纤维的过滤介质层 Pending CN114938636A (zh)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US201962912456P 2019-10-08 2019-10-08
US62/912,456 2019-10-08
US201962947998P 2019-12-13 2019-12-13
US62/947,998 2019-12-13
US201962952979P 2019-12-23 2019-12-23
US62/952,979 2019-12-23
US202062992003P 2020-03-19 2020-03-19
US62/992,003 2020-03-19
US202063004602P 2020-04-03 2020-04-03
US63/004,602 2020-04-03
PCT/US2020/054837 WO2021072117A1 (en) 2019-10-08 2020-10-08 Filter media layers including mixed diameter fine fibers

Publications (1)

Publication Number Publication Date
CN114938636A true CN114938636A (zh) 2022-08-23

Family

ID=73038431

Family Applications (3)

Application Number Title Priority Date Filing Date
CN202080070339.2A Pending CN114938636A (zh) 2019-10-08 2020-10-08 包括混合直径细纤维的过滤介质层
CN202411189384.6A Pending CN119186108A (zh) 2019-10-08 2020-10-08 包括细纤维层的过滤器介质
CN202080070293.4A Active CN114828979B (zh) 2019-10-08 2020-10-08 包括细纤维层的过滤器介质

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN202411189384.6A Pending CN119186108A (zh) 2019-10-08 2020-10-08 包括细纤维层的过滤器介质
CN202080070293.4A Active CN114828979B (zh) 2019-10-08 2020-10-08 包括细纤维层的过滤器介质

Country Status (11)

Country Link
US (3) US12251654B2 (https=)
EP (3) EP4041431A1 (https=)
JP (4) JP7701349B2 (https=)
KR (2) KR20220073771A (https=)
CN (3) CN114938636A (https=)
AU (1) AU2020363891A1 (https=)
BR (2) BR112022006764A2 (https=)
CA (1) CA3151645A1 (https=)
MX (1) MX2022004105A (https=)
WO (2) WO2021072117A1 (https=)
ZA (1) ZA202204889B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115888253A (zh) * 2022-11-22 2023-04-04 重庆纤维研究设计院股份有限公司 一种液压过滤介质及其制备方法与应用

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019100468A1 (de) 2019-01-10 2020-07-16 Neenah Gessner Gmbh Filtermedium für Motorluftfilter
CN114938636A (zh) 2019-10-08 2022-08-23 唐纳森公司 包括混合直径细纤维的过滤介质层
JP7738556B2 (ja) 2020-04-03 2025-09-12 ドナルドソン カンパニー，インコーポレイティド 濾過媒体
KR102574822B1 (ko) * 2021-05-26 2023-09-04 타피러스 컴퍼니 리미티드 멜트블로우 부직포 및 이를 포함하는 필터
WO2023122216A1 (en) * 2021-12-22 2023-06-29 Donaldson Company, Inc. Multilayer fiber composite filter media
AU2023249356B2 (en) * 2022-04-08 2026-02-05 LMS Technologies, Inc. Filtration media and filters
EP4593983A1 (en) * 2022-09-28 2025-08-06 Mativ Luxembourg Filters with electrostatic filtering capabilities
CN116571013A (zh) * 2023-05-18 2023-08-11 湖南惠同新材料股份有限公司 一种金属纤维过滤元件及其制备方法
CN116942881B (zh) * 2023-06-25 2024-01-30 广东美登新材料科技有限公司 一种一次性尿隔垫的吸收体及其制备方法

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050026526A1 (en) * 2003-07-30 2005-02-03 Verdegan Barry M. High performance filter media with internal nanofiber structure and manufacturing methodology
WO2006049664A1 (en) * 2004-11-02 2006-05-11 Kimberly-Clark Worldwide, Inc. Composite nanofiber materials and methods for making same
CN101952210A (zh) * 2007-12-31 2011-01-19 3M创新有限公司 流体过滤制品及其制造和使用方法
CN102015080A (zh) * 2008-02-22 2011-04-13 立达赛路达克有限公司 聚乙烯膜及其制备方法
US20170028329A1 (en) * 2015-07-31 2017-02-02 Panasonic Intellectual Property Management Co., Ltd. Laminated nonwoven fabric and air purifier
US20170361254A1 (en) * 2014-11-21 2017-12-21 E I Du Pont De Nemours And Company Melt spun filtration media for respiratory devices and face masks
US20180169551A1 (en) * 2016-12-15 2018-06-21 Hollingsworth & Vose Company Filter media including adhesives and/or oleophobic properties
CN108330556A (zh) * 2011-09-21 2018-07-27 唐纳森公司 由用树脂质醛组合物交联聚合物制成的细纤维
US20180236385A1 (en) * 2017-02-21 2018-08-23 Hollingsworth & Vose Company Electret-containing filter media
CN109562311A (zh) * 2016-05-13 2019-04-02 唐纳森公司 过滤介质、过滤元件和过滤方法

Family Cites Families (179)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9019855D0 (en) * 1990-09-11 1990-10-24 Pall Corp Depth filter media
JP3164172B2 (ja) * 1992-04-17 2001-05-08 東洋紡績株式会社 不織布およびその製造方法
DE4309845C2 (de) 1993-03-26 1996-10-31 Seitz Filter Werke Filtermaterial und Verfahren zu seiner Herstellung
US6165572A (en) * 1995-11-17 2000-12-26 Donaldson Company, Inc. Filter material construction and method
US6716274B2 (en) 2000-09-05 2004-04-06 Donaldson Company, Inc. Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream
US6743273B2 (en) 2000-09-05 2004-06-01 Donaldson Company, Inc. Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US6746517B2 (en) 2000-09-05 2004-06-08 Donaldson Company, Inc. Filter structure with two or more layers of fine fiber having extended useful service life
US6800117B2 (en) 2000-09-05 2004-10-05 Donaldson Company, Inc. Filtration arrangement utilizing pleated construction and method
US6673136B2 (en) 2000-09-05 2004-01-06 Donaldson Company, Inc. Air filtration arrangements having fluted media constructions and methods
US20020092423A1 (en) 2000-09-05 2002-07-18 Gillingham Gary R. Methods for filtering air for a gas turbine system
RU2300543C2 (ru) 2001-05-31 2007-06-10 Дональдсон Компани, Инк. Составы тонкого волокна, способы их получения, способ изготовления тонковолокнистого материала
US20050160711A1 (en) 2004-01-28 2005-07-28 Alain Yang Air filtration media
US20040180598A1 (en) 2001-09-06 2004-09-16 Alain Yang Liquid sorbent material
US20030164333A1 (en) * 2002-02-12 2003-09-04 Nohren John E. In-line hydration pack biological filter
DE10221694B4 (de) 2002-05-16 2018-07-12 Branofilter Gmbh Mehrlagiger Filteraufbau, Verwendung eines solchen mehrlagigen Filteraufbaus, Staubfilterbeutel, Taschenfilterbeutel, plissierter Filter, flächiger Abluftfilter und Luftfilter für Kraftfahrzeuge
US20040116025A1 (en) 2002-12-17 2004-06-17 Gogins Mark A. Air permeable garment and fabric with integral aerosol filtration
DE602004022081D1 (de) 2003-11-07 2009-08-27 Kx Technologies Llc Faser-faser-verbundwerkstoffe
JP2007527785A (ja) 2004-03-05 2007-10-04 ドナルドソン カンパニー，インコーポレイティド 処理剤と共に使用するための液体フィルターアセンブリおよびそれを用いる方法
US7789930B2 (en) 2006-11-13 2010-09-07 Research Triangle Institute Particle filter system incorporating nanofibers
US12172111B2 (en) 2004-11-05 2024-12-24 Donaldson Company, Inc. Filter medium and breather filter structure
EP1827649B1 (en) 2004-11-05 2013-02-27 Donaldson Company, Inc. Filter medium and structure
EP1894609B1 (en) 2004-11-05 2014-08-13 Donaldson Company, Inc. Filtration medium
US8057567B2 (en) 2004-11-05 2011-11-15 Donaldson Company, Inc. Filter medium and breather filter structure
US8021457B2 (en) 2004-11-05 2011-09-20 Donaldson Company, Inc. Filter media and structure
US20060137317A1 (en) 2004-12-28 2006-06-29 Bryner Michael A Filtration media for filtering particulate material from gas streams
US7717975B2 (en) 2005-02-16 2010-05-18 Donaldson Company, Inc. Reduced solidity web comprising fiber and fiber spacer or separation means
DE202005014687U1 (de) 2005-09-16 2007-02-01 Mann + Hummel Gmbh Filterelement für Flüssigkeiten
US7641055B2 (en) 2005-11-10 2010-01-05 Donaldson Company, Inc. Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber and filter materials made of the alloy
US8231752B2 (en) 2005-11-14 2012-07-31 Cummins Filtration Ip Inc. Method and apparatus for making filter element, including multi-characteristic filter element
JP4745815B2 (ja) 2005-12-20 2011-08-10 帝人テクノプロダクツ株式会社 内燃機関空気取り入れ用フィルター材
US8546558B2 (en) 2006-02-08 2013-10-01 Stfi-Packforsk Ab Method for the manufacture of microfibrillated cellulose
US7582132B2 (en) 2006-05-24 2009-09-01 Johns Manville Nonwoven fibrous mat for MERV filter and method
US7985275B2 (en) 2006-10-02 2011-07-26 General Electric Company Filter media and devices for high temperature filtration and methods
US20080105626A1 (en) 2006-11-02 2008-05-08 David Charles Jones Fuel filter
US8231013B2 (en) 2006-12-05 2012-07-31 The Research Foundation Of State University Of New York Articles comprising a fibrous support
US20080197077A1 (en) * 2007-01-26 2008-08-21 Swartley John S Low pressure drinking water purifier
US8308834B2 (en) 2007-03-05 2012-11-13 Bha Group, Inc. Composite filter media
DE102007011365B4 (de) 2007-03-07 2009-02-12 Carl Freudenberg Kg Lage zur Verwendung in einem HEPA-Filterelement sowie Filterelement
US7988860B2 (en) 2007-03-15 2011-08-02 Donaldson Company Inc. Superabsorbent-containing web that can act as a filter, absorbent, reactive layer or fuel fuse
JP5475646B2 (ja) 2007-05-18 2014-04-16 ウニフェルジテイト・ヘント 電界紡糸装置、繊維構造体製造方法、及び電界紡糸繊維構造体
US8679216B2 (en) 2007-06-07 2014-03-25 E I Du Pont De Nemours And Company Process for forming a laminate of a nanoweb and a substrate and filters using the laminate
US8404029B2 (en) 2007-06-14 2013-03-26 Donaldson Company, Inc. Crankcase ventilation filter arrangments; components; and, methods
BRPI0721783B1 (pt) 2007-07-26 2018-05-22 3M Innovative Properties Company "meio multicamada carregado e respirador"
KR101210973B1 (ko) 2007-08-02 2012-12-12 노쓰 캐롤라이나 스테이트 유니버시티 혼합 섬유 및 이로부터 제조된 부직포
TWI649303B (zh) 2007-08-17 2019-02-01 杜邦股份有限公司 製備４-乙醯基-ｎ-〔２-側氧基-２-〔（２，２，２-三氟乙基）胺基〕乙基〕-１-萘甲醯胺之化合物及方法
DE202007013215U1 (de) 2007-09-19 2009-02-12 Mann+Hummel Gmbh Getriebeölfilter mit abströmseitiger Meltblownlage
JP5468548B2 (ja) 2007-11-20 2014-04-09 クラーコア インコーポレーテッド 濾過媒体、１００ナノメートル未満の細繊維および方法
US20090266759A1 (en) 2008-04-24 2009-10-29 Clarcor Inc. Integrated nanofiber filter media
TWI365102B (en) 2008-05-05 2012-06-01 Ind Tech Res Inst Nanofiber filter and method for manufacturing the same
WO2009140385A1 (en) * 2008-05-13 2009-11-19 Research Triangle Institute Particle filter system incorporating electret nanofibers
US8673040B2 (en) 2008-06-13 2014-03-18 Donaldson Company, Inc. Filter construction for use with air in-take for gas turbine and methods
US20110114554A1 (en) 2008-07-18 2011-05-19 Clarcor Inc. Multi-component filter media with nanofiber attachment
EP2361144B1 (en) 2008-10-07 2018-05-16 The Research Foundation of the State University of New York High flux high efficiency nanofiber membranes and methods of production thereof
US8267681B2 (en) 2009-01-28 2012-09-18 Donaldson Company, Inc. Method and apparatus for forming a fibrous media
US8939295B2 (en) 2009-02-17 2015-01-27 Essentra Porous Technologies Corp. Multi-layer, fluid transmissive fiber structures containing nanofibers and a method of manufacturing such structures
US8950587B2 (en) 2009-04-03 2015-02-10 Hollingsworth & Vose Company Filter media suitable for hydraulic applications
IT1393709B1 (it) 2009-04-29 2012-05-08 Saati Spa Struttura composita tessutale, particolarmente per l'uso quale mezzo filtrante.
US8523971B2 (en) 2009-05-07 2013-09-03 The Hong Kong Polytechnic University Multilayer nanofiber filter
BRPI1011747A2 (pt) 2009-06-23 2018-02-27 3M Innovative Properties Co artigo não tecido funcionalizado.
US20120145632A1 (en) 2009-07-15 2012-06-14 Konraad Albert Louise Hector Dullaert Electrospinning of polyamide nanofibers
JP2011089226A (ja) 2009-10-22 2011-05-06 Teijin Techno Products Ltd 多層繊維構造体
MX2009013704A (es) 2009-12-15 2011-06-15 Mexicano Inst Petrol Nuevos surfactantes geminales, proceso de obtencion y uso como inhibidores de corrosion multifuncionales.
EP3689436A1 (en) 2010-02-12 2020-08-05 Donaldson Company, Inc. Liquid filtration media
US20110210061A1 (en) 2010-02-26 2011-09-01 Clarcor Inc. Compressed nanofiber composite media
US8544657B2 (en) 2010-04-22 2013-10-01 Kaydon Custom Filtration Corporation Apparatus and method for removing contaminants from industrial fluids
WO2012002754A2 (ko) 2010-06-30 2012-01-05 주식회사 아모그린텍 전기방사된 나노 섬유 웹을 이용한 액체 필터용 필터여재와 그 제조방법 및 이를 이용한 액체 필터
US9222222B2 (en) 2010-08-20 2015-12-29 Weyerhaeuser Nr Company Dried highly fibrillated cellulose fiber
JP5701538B2 (ja) 2010-08-24 2015-04-15 株式会社重松製作所 マスク用フィルタおよびその製造方法、ならびに粒子捕集用マスク
US20120190264A1 (en) 2011-01-24 2012-07-26 Shamsheer Mahammad Self-adhesive fiber mat
CN103328720B (zh) 2011-01-28 2016-12-07 唐纳森公司 用于形成纤维介质的方法和设备
US11180876B2 (en) 2011-03-18 2021-11-23 Donaldson Company, Inc. High temperature treated media
WO2012133631A1 (ja) * 2011-03-30 2012-10-04 株式会社クラレ フィルター用濾材および該濾材を備える水濾過装置
WO2013044014A1 (en) 2011-09-21 2013-03-28 Donaldson Company, Inc. Fibers made from soluble polymers
DE102011120647A1 (de) 2011-12-09 2013-06-13 Mann + Hummel Gmbh Kraftstofffilter einer Brennkraftmaschine und Filterelement eines Kraftstofffilters
JP5865058B2 (ja) 2011-12-19 2016-02-17 株式会社マーレ フィルターシステムズ フィルター用ろ材およびその製造方法、ならびにフィルター
IN2014KN01509A (https=) 2012-01-27 2015-10-23 Zeus Ind Products Inc
US9662600B2 (en) 2012-03-09 2017-05-30 Ahlstrom Corporation High efficiency and high capacity glass-free fuel filtration media and fuel filters and methods employing the same
US10357729B2 (en) 2012-03-09 2019-07-23 Ahlstrom-Munksjö Oyj High efficiency and high capacity glass-free fuel filtration media and fuel filters and methods employing the same
CA2873249C (en) 2012-05-15 2020-06-02 Camfil Ab Multilayer filter media
US20130341290A1 (en) 2012-06-20 2013-12-26 Hollingsworth & Vose Company Fibrillated fibers for liquid filtration media
US9511330B2 (en) 2012-06-20 2016-12-06 Hollingsworth & Vose Company Fibrillated fibers for liquid filtration media
US8882876B2 (en) 2012-06-20 2014-11-11 Hollingsworth & Vose Company Fiber webs including synthetic fibers
TWM446021U (zh) 2012-07-18 2013-02-01 K J Filtration Technologies Ltd 氣體過濾材結構
TWI601037B (zh) 2012-08-09 2017-10-01 晨星半導體股份有限公司 應用於觸控裝置之測試系統及測試方法
US8885291B2 (en) 2012-08-10 2014-11-11 Donaldson Company, Inc. Recirculation filter for an electronic enclosure
KR101409421B1 (ko) 2012-09-20 2014-06-18 한국과학기술연구원 나노네트층을 갖는 섬유상 필터 및 그 제조 방법
US10058808B2 (en) 2012-10-22 2018-08-28 Cummins Filtration Ip, Inc. Composite filter media utilizing bicomponent fibers
US9211491B2 (en) * 2012-11-06 2015-12-15 Lydall, Inc. Air filtration media and processes for manufacturing the same
US11090590B2 (en) 2012-11-13 2021-08-17 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
US9149748B2 (en) 2012-11-13 2015-10-06 Hollingsworth & Vose Company Multi-layered filter media
US9149749B2 (en) 2012-11-13 2015-10-06 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
EP2928577B1 (en) 2012-12-10 2023-07-05 EMD Millipore Corporation Ultraporous nanofiber mats and uses thereof
US20150354139A1 (en) 2013-01-25 2015-12-10 Xanofi, Inc. Wet laid non-woven substrate containing polymeric nanofibers
EP3738659A1 (en) 2013-02-25 2020-11-18 Hollingsworth & Vose Company Multi-layered filter media
BR112015021794B1 (pt) 2013-03-09 2022-05-03 Donaldson Company, Inc Método de fabricação de fibras finas, meio de filtragem e elemento de filtragem
WO2014164127A1 (en) 2013-03-09 2014-10-09 Donaldson Company, Inc. Nonwoven filtration media including microfibrillated cellulose fibers
EP2969154A4 (en) 2013-03-15 2017-04-19 PECOFacet (US), Inc. Modified surface energy non-woven filter element
US9492775B2 (en) 2013-03-15 2016-11-15 Donaldson Company, Inc. Air filtration media, media constructions and methods
DE102014003885A1 (de) 2013-03-27 2014-10-02 Mann + Hummel Gmbh Magnetisches Filtermedium und Verfahren zu seiner Herstellung
KR102116776B1 (ko) 2013-04-11 2020-05-29 도레이 카부시키가이샤 혼섬 부직포 및 그 제조 방법
CN106345182B (zh) 2013-04-15 2019-01-22 北越株式会社 空气过滤器用滤材、其制造方法及具备其的空气过滤器
DE102013008391A1 (de) 2013-04-23 2014-10-23 Mann + Hummel Gmbh Filtermedium, insbesondere Luftfiltermedium, sowie Filterelement, insbesondere Luftfilterelement, mit einem Filtermedium
EP2821119B1 (en) * 2013-07-02 2016-06-29 Ahlstrom Corporation Filter medium
WO2015016449A1 (ko) 2013-08-01 2015-02-05 (주)에프티이앤이 내열성이 향상된 다층 나노섬유 필터 및 이의 제조방법
KR101416614B1 (ko) 2013-08-01 2014-07-08 (주)에프티이앤이 내열성이 향상된 폴리이미드 나노섬유 필터 및 이의 제조방법
KR101479753B1 (ko) 2013-08-01 2015-01-07 (주)에프티이앤이 폴리아미드 나노섬유 필터 및 이의 제조방법
KR101479752B1 (ko) 2013-08-01 2015-01-07 (주)에프티이앤이 내열성이 향상된 나노섬유 필터 및 이의 제조방법
DE112014003579B4 (de) 2013-08-02 2024-05-29 Cummins Filtration Ip, Inc. Ein Verbundmaterial-Filtermedium und ein Verfahren zur Herstellung desselben
KR101619471B1 (ko) 2013-08-06 2016-05-11 주식회사 아모그린텍 액체 필터용 필터여재 및 그의 제조방법
US20150053627A1 (en) 2013-08-26 2015-02-26 Hollingsworth & Vose Company Filter media having an optimized gradient
WO2015053443A1 (ko) 2013-10-07 2015-04-16 (주)에프티이앤이 기재 양면에 나노섬유를 포함하는 필터 및 이의 제조방법
EP3056597A4 (en) 2013-10-07 2016-10-26 Finetex Ene Inc FILTERS WITH NANO FIBERS BETWEEN SUBSTRATES AND METHOD FOR THE PRODUCTION THEREOF
WO2015053442A1 (ko) 2013-10-07 2015-04-16 (주)에프티이앤이 나노섬유를 포함하는 필터 및 이의 제조방법
US10137394B2 (en) 2013-12-09 2018-11-27 Nano and Advanced Materials Institute Ltd. Interlaced filtration barrier
CN105828904B (zh) 2013-12-19 2019-09-13 霍林斯沃思和沃斯有限公司 用于液体过滤介质的原纤化纤维
WO2015091181A2 (en) 2013-12-20 2015-06-25 Dsm Ip Assets B.V. Blood filtration
US20150174509A1 (en) 2013-12-20 2015-06-25 Hollingsworth & Vose Company Filter media with fine staple fibers
MY181278A (en) 2014-01-28 2020-12-21 Teijin Frontier Co Ltd Multilayer filter medium for filter, method for producing the same, and air filter
US10653979B2 (en) 2014-04-10 2020-05-19 Donaldson Company, Inc. Pleated fluid filter element and methods
CN106457148A (zh) 2014-05-15 2017-02-22 霍林斯沃思和沃斯有限公司 预聚结的多层过滤介质
JP2017524526A (ja) 2014-06-11 2017-08-31 ファイバービジョンズ リミテッド パートナーシップ 混合繊維フィルタ
KR20190011838A (ko) 2014-06-26 2019-02-07 이엠디 밀리포어 코포레이션 개선된 먼지 포집 능력을 갖는 필터 구조
US20160038864A1 (en) 2014-08-06 2016-02-11 Clarcor Engine Mobile Solutions, Llc Composite High Efficiency Filter Media With Improved Capacity
US20160136553A1 (en) 2014-11-19 2016-05-19 Hollingsworth & Vose Company Resin impregnated fiber webs
US20160361674A1 (en) 2014-12-15 2016-12-15 Hollingsworth & Vose Company Filter media including fine staple fibers
US20160166953A1 (en) 2014-12-15 2016-06-16 Hollingsworth & Vose Company Filter media including fine staple fibers
US10343095B2 (en) 2014-12-19 2019-07-09 Hollingsworth & Vose Company Filter media comprising a pre-filter layer
DE102015002672A1 (de) 2015-03-03 2016-09-08 Mann + Hummel Gmbh Filtermedium und Filterelement mit einem Filtermedium
US10828587B2 (en) 2015-04-17 2020-11-10 Hollingsworth & Vose Company Stable filter media including nanofibers
CN107708833A (zh) 2015-06-19 2018-02-16 霍林斯沃思和沃斯有限公司 具有细短纤维的过滤介质和元件
ES2828604T3 (es) 2015-06-26 2021-05-27 Donaldson Co Inc Medios compuestos para corrientes de combustible
DE102015010843A1 (de) 2015-08-19 2017-02-23 Mann + Hummel Gmbh Verfahren zur Herstellung eines Filtermediums und ein Filtermedium
US10974182B2 (en) 2015-08-21 2021-04-13 Cummins Filtration Ip, Inc. High speed rotating crankcase ventilation filter media and media pack
FI20165589A (fi) * 2015-08-22 2017-02-23 Ahlstroem Oy Partikkelien poistosuodatinmateriaali, jolla on parannettu teho partikkelien poistamiseksi polttoaineesta
US10449474B2 (en) 2015-09-18 2019-10-22 Hollingsworth & Vose Company Filter media including a waved filtration layer
WO2017056508A1 (ja) 2015-09-30 2017-04-06 日東電工株式会社 エアフィルタ濾材、エアフィルタパック及びエアフィルタユニット
KR102732302B1 (ko) 2015-11-19 2024-11-21 데이진 프론티아 가부시키가이샤 백 필터용 여과포 및 그의 제조 방법 및 백 필터
US10252200B2 (en) 2016-02-17 2019-04-09 Hollingsworth & Vose Company Filter media including a filtration layer comprising synthetic fibers
US11014030B2 (en) 2016-02-17 2021-05-25 Hollingsworth & Vose Company Filter media including flame retardant fibers
US10676614B2 (en) 2016-04-20 2020-06-09 Clarcor Inc. High molecular and low molecular weight fine fibers and TPU fine fibers
KR20180128966A (ko) 2016-04-22 2018-12-04 클라코르 인코포레이션 다층 또는 다중 폴리머 미세 섬유 웨브
EP3468689A4 (en) 2016-06-09 2020-01-01 Hollingsworth & Vose Company FILTER MEDIA WITH FINE CLAMP FIBERS
US12420221B2 (en) * 2016-07-01 2025-09-23 Hollingsworth & Vose Company Multi-layered electret-containing filtration media
WO2018011347A1 (en) * 2016-07-14 2018-01-18 Ahlstrom-Munksjö Oyj Particle removal filter medium for removing particles from fuel having improved efficiency
JP6551798B2 (ja) 2016-09-28 2019-07-31 パナソニックＩｐマネジメント株式会社 積層体
WO2018064500A1 (en) 2016-09-30 2018-04-05 Hollingsworth & Vose Company Filter media including flame retardant fibers
CN110072604A (zh) 2016-12-15 2019-07-30 阿莫绿色技术有限公司 过滤器滤材、其制造方法及包括其的过滤器单元
JP6927710B2 (ja) 2017-02-10 2021-09-01 Jnc株式会社 フィルター
CN107051016B (zh) * 2017-03-09 2023-11-10 中国石油大学(北京) 复合改性气液聚结过滤器
WO2018175556A1 (en) 2017-03-22 2018-09-27 Hollingsworth & Vose Company Filter media including a waved filteration layer
US20180272258A1 (en) 2017-03-22 2018-09-27 Hollingsworth & Vose Company Filter media including a waved filtration layer having a gradient
US10981096B2 (en) 2017-03-29 2021-04-20 Knowlton Technologies, Llc Process for making high efficiency synthetic filter media
WO2018193165A1 (en) 2017-04-21 2018-10-25 Ahlstrom-Munksjö Oyj Filter units provided with high-efficiency and high capacity glass-free fuel filtration media
EP3621720B1 (en) 2017-05-08 2022-10-12 Donaldson Company, Inc. Oil coalescing vent assembly
US20180361287A1 (en) 2017-06-16 2018-12-20 Hollingsworth & Vose Company Filter media including a multi-phase pre-filter
DE102017006462A1 (de) * 2017-07-07 2019-01-10 Mann+Hummel Gmbh Filtermedium und Herstellverfahren, Filterelement und Verwendung des Filterelements
JP7077575B2 (ja) 2017-10-25 2022-05-31 Jnc株式会社 混繊不織布、積層体、フィルター用濾材及びこれらの製造方法
US11583797B2 (en) 2018-01-04 2023-02-21 Nxtnano, Llc Dual density nanofiber media
DE102018103682A1 (de) 2018-02-19 2019-08-22 Twe Gmbh & Co. Kg Filtermedium
DE102018108228A1 (de) * 2018-04-06 2019-10-10 Groz-Beckert Kg Verfahren zur Herstellung eines textilen Gebildes mit elektrostatisch geladenen Fasern und textiles Gebilde
JP2021521000A (ja) 2018-04-16 2021-08-26 アールストローム − ムンクショー オーワイジェイ ワイヤ放電加工（ｗｅｄｍ）プロセスに関連する流体の濾過に特に有用な濾過媒体
US20210086116A1 (en) 2018-04-16 2021-03-25 Ahlstrom-Munksjö Oyj High burst strength wet-laid nonwoven filtration media and process for producing same
WO2019202212A1 (en) 2018-04-16 2019-10-24 Ahlstrom-Munksjö Oyj High burst strength wet-laid nonwoven filtration media and process for producing same
WO2019213107A1 (en) * 2018-05-03 2019-11-07 Cummins Filtration Ip, Inc. Composite filter media with multiple fiber structures including nanofibers
DE102018215358A1 (de) 2018-09-10 2020-03-12 Mann+Hummel Gmbh Filtermedium für die Fluidfiltration, Verfahren zur Herstellung eines Filtermediums und Fluidfilter
US11433332B2 (en) * 2018-11-05 2022-09-06 Hollingsworth & Vose Company Filter media with irregular structure
US11452959B2 (en) * 2018-11-30 2022-09-27 Hollingsworth & Vose Company Filter media having a fine pore size distribution
WO2020152551A1 (en) 2019-01-21 2020-07-30 3M Innovative Properties Company Multi-layer, biodegradable composites for air filtration
JP7373912B2 (ja) 2019-03-29 2023-11-06 東洋アルミエコープロダクツ株式会社 不織布及びこれを用いたフィルター
CN114938636A (zh) 2019-10-08 2022-08-23 唐纳森公司 包括混合直径细纤维的过滤介质层
CN116194187A (zh) 2020-04-02 2023-05-30 唐纳森公司 过滤介质、复合材料以及使用该过滤介质的面罩系统
KR20220155979A (ko) 2020-04-03 2022-11-24 도날드슨 컴파니, 인코포레이티드 필터 복합체
JP7738556B2 (ja) 2020-04-03 2025-09-12 ドナルドソン カンパニー，インコーポレイティド 濾過媒体
EP3895779B1 (en) 2020-04-16 2026-03-11 Neenah Gessner GmbH Glass fiber free filter medium with a densified layer made of synthetic fibers
US20210370208A1 (en) 2020-05-27 2021-12-02 Hollingsworth & Vose Company Filter media comprising polyamide fibers
US20210370218A1 (en) 2020-05-29 2021-12-02 Hollingsworth & Vose Company Filter media comprising adsorptive particles
US20210387120A1 (en) 2020-06-12 2021-12-16 Hollingsworth & Vose Company Filter media comprising fibrillated fibers and glass fibers
US20230051258A1 (en) 2020-12-18 2023-02-16 Hollingsworth & Vose Company Filter media having surface topography and comprising fibrillated fibers
US20220193587A1 (en) 2020-12-18 2022-06-23 Hollingsworth & Vose Company Filter media comprising fibrillated fibers and glass fibers

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050026526A1 (en) * 2003-07-30 2005-02-03 Verdegan Barry M. High performance filter media with internal nanofiber structure and manufacturing methodology
WO2006049664A1 (en) * 2004-11-02 2006-05-11 Kimberly-Clark Worldwide, Inc. Composite nanofiber materials and methods for making same
CN101952210A (zh) * 2007-12-31 2011-01-19 3M创新有限公司 流体过滤制品及其制造和使用方法
CN102015080A (zh) * 2008-02-22 2011-04-13 立达赛路达克有限公司 聚乙烯膜及其制备方法
CN108330556A (zh) * 2011-09-21 2018-07-27 唐纳森公司 由用树脂质醛组合物交联聚合物制成的细纤维
US20170361254A1 (en) * 2014-11-21 2017-12-21 E I Du Pont De Nemours And Company Melt spun filtration media for respiratory devices and face masks
US20170028329A1 (en) * 2015-07-31 2017-02-02 Panasonic Intellectual Property Management Co., Ltd. Laminated nonwoven fabric and air purifier
CN109562311A (zh) * 2016-05-13 2019-04-02 唐纳森公司 过滤介质、过滤元件和过滤方法
US20180169551A1 (en) * 2016-12-15 2018-06-21 Hollingsworth & Vose Company Filter media including adhesives and/or oleophobic properties
US20180236385A1 (en) * 2017-02-21 2018-08-23 Hollingsworth & Vose Company Electret-containing filter media

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115888253A (zh) * 2022-11-22 2023-04-04 重庆纤维研究设计院股份有限公司 一种液压过滤介质及其制备方法与应用

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