KR101700455B1 - 개선된 먼지 로딩 용량 및 다습 환경에 대한 개선된 저항을 갖는 공기 여과 매체 - Google Patents

개선된 먼지 로딩 용량 및 다습 환경에 대한 개선된 저항을 갖는 공기 여과 매체 Download PDF

Info

Publication number
KR101700455B1
KR101700455B1 KR1020107024866A KR20107024866A KR101700455B1 KR 101700455 B1 KR101700455 B1 KR 101700455B1 KR 1020107024866 A KR1020107024866 A KR 1020107024866A KR 20107024866 A KR20107024866 A KR 20107024866A KR 101700455 B1 KR101700455 B1 KR 101700455B1
Authority
KR
South Korea
Prior art keywords
diameter
medium
layer
pore size
aerosol
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.)
Active
Application number
KR1020107024866A
Other languages
English (en)
Korean (ko)
Other versions
KR20110004424A (ko
Inventor
쳉-항 치
현 성 임
루 장
Original Assignee
이 아이 듀폰 디 네모아 앤드 캄파니
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 이 아이 듀폰 디 네모아 앤드 캄파니 filed Critical 이 아이 듀폰 디 네모아 앤드 캄파니
Publication of KR20110004424A publication Critical patent/KR20110004424A/ko
Application granted granted Critical
Publication of KR101700455B1 publication Critical patent/KR101700455B1/ko
Assigned to 듀폰 세이프티 앤드 컨스트럭션, 인크. reassignment 듀폰 세이프티 앤드 컨스트럭션, 인크. 권리의 전부이전등록 Assignors: 이 아이 듀폰 디 네모아 앤드 캄파니
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering 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
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1233—Fibre diameter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
KR1020107024866A 2008-04-07 2009-04-07 개선된 먼지 로딩 용량 및 다습 환경에 대한 개선된 저항을 갖는 공기 여과 매체 Active KR101700455B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US12335008P 2008-04-07 2008-04-07
US61/123,350 2008-04-07
US13249808P 2008-06-19 2008-06-19
US61/132,498 2008-06-19
PCT/US2009/039742 WO2009126605A2 (en) 2008-04-07 2009-04-07 Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment

Publications (2)

Publication Number Publication Date
KR20110004424A KR20110004424A (ko) 2011-01-13
KR101700455B1 true KR101700455B1 (ko) 2017-02-13

Family

ID=41100566

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020107024866A Active KR101700455B1 (ko) 2008-04-07 2009-04-07 개선된 먼지 로딩 용량 및 다습 환경에 대한 개선된 저항을 갖는 공기 여과 매체

Country Status (7)

Country Link
US (1) US8282712B2 (https=)
EP (1) EP2259860B1 (https=)
JP (1) JP5619723B2 (https=)
KR (1) KR101700455B1 (https=)
CN (1) CN101983097B (https=)
BR (1) BRPI0906535A2 (https=)
WO (1) WO2009126605A2 (https=)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
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
US20040260034A1 (en) 2003-06-19 2004-12-23 Haile William Alston Water-dispersible fibers and fibrous articles
US8513147B2 (en) 2003-06-19 2013-08-20 Eastman Chemical Company Nonwovens produced from multicomponent fibers
US7892993B2 (en) 2003-06-19 2011-02-22 Eastman Chemical Company Water-dispersible and multicomponent fibers from sulfopolyesters
US8172092B2 (en) * 2009-01-22 2012-05-08 Clarcor Inc. Filter having melt-blown and electrospun fibers
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
SG10201605780QA (en) 2009-03-19 2016-09-29 Emd Millipore Corp Removal of microorganisms from fluid samples using nanofiber filtration media
US8512519B2 (en) 2009-04-24 2013-08-20 Eastman Chemical Company Sulfopolyesters for paper strength and process
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
ES2774949T3 (es) 2010-08-10 2020-07-23 Emd Millipore Corp Método para la eliminación de retrovirus
US9273417B2 (en) 2010-10-21 2016-03-01 Eastman Chemical Company Wet-Laid process to produce a bound nonwoven article
CN105413480B (zh) 2011-04-01 2019-03-29 Emd密理博公司 含有纳米纤维的复合材料结构
CN102240490A (zh) * 2011-07-13 2011-11-16 东华大学 一种暖通空调用折叠式空气净化过滤器
KR102280136B1 (ko) * 2011-08-12 2021-07-22 도널드선 컴파니 인코포레이티드 멜트-블로운 섬유를 포함하는 액체 여과 매질
JP5838408B2 (ja) 2011-10-27 2016-01-06 株式会社生方製作所 静電容量式液面センサー
CA2862359C (en) 2012-01-05 2016-12-20 Tdc Filter Manufacturing, Inc. Waterproof and salt repellant media and filter
US8840757B2 (en) 2012-01-31 2014-09-23 Eastman Chemical Company Processes to produce short cut microfibers
JP2014084548A (ja) * 2012-10-26 2014-05-12 Teijin Ltd 不織布およびその製造方法
US20140190137A1 (en) * 2013-01-10 2014-07-10 Tdc Filter Manufacturing, Inc. Media and Filter for Coastal and High Humidity Areas
ES2684527T3 (es) 2013-02-14 2018-10-03 Nanopareil, Llc Fieltro híbrido de nanofibras electrohiladas, método de preparación del mismo y método de purificación de biomoléculas
US10357730B2 (en) 2013-03-15 2019-07-23 Donaldson Company, Inc. Filter media and elements
US9303357B2 (en) 2013-04-19 2016-04-05 Eastman Chemical Company Paper and nonwoven articles comprising synthetic microfiber binders
DE102013007118A1 (de) * 2013-04-25 2014-10-30 Mann + Hummel Gmbh Mehrlagiges Filterelement
US9474994B2 (en) 2013-06-17 2016-10-25 Donaldson Company, Inc. Filter media and elements
US9610588B2 (en) 2013-10-21 2017-04-04 E I Du Pont De Nemours And Company Electret nanofibrous web as air filtration media
JP6158061B2 (ja) * 2013-12-10 2017-07-05 北越紀州製紙株式会社 エアフィルタ用濾材
US9598802B2 (en) 2013-12-17 2017-03-21 Eastman Chemical Company Ultrafiltration process for producing a sulfopolyester concentrate
US9605126B2 (en) 2013-12-17 2017-03-28 Eastman Chemical Company Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion
US10653979B2 (en) * 2014-04-10 2020-05-19 Donaldson Company, Inc. Pleated fluid filter element and methods
JP6568545B2 (ja) 2014-06-26 2019-08-28 イー・エム・デイー・ミリポア・コーポレイシヨン 増強された汚れ保持容量を有するフィルタ構造
US10343095B2 (en) * 2014-12-19 2019-07-09 Hollingsworth & Vose Company Filter media comprising a pre-filter layer
US11241647B2 (en) 2015-03-25 2022-02-08 K&N Engineering, Inc. HVAC home air filter
US10632411B2 (en) 2015-03-25 2020-04-28 K&N Engineering, Inc. HVAC home air filter
EP3283202B1 (en) 2015-04-17 2025-10-01 EMD Millipore Corporation Method of purifying a biological materia of interest in a sample using nanofiber ultrafiltration membranes operated in tangential flow filtration mode
US10828587B2 (en) * 2015-04-17 2020-11-10 Hollingsworth & Vose Company Stable filter media including nanofibers
US10561972B2 (en) * 2015-09-18 2020-02-18 Hollingsworth & Vose Company Filter media including a waved filtration layer
US10449474B2 (en) 2015-09-18 2019-10-22 Hollingsworth & Vose Company Filter media including a waved filtration layer
EP3481533A4 (en) * 2016-07-11 2020-03-25 K & N Engineering, Inc. AIR FILTER FOR HVAC HOME SYSTEM
WO2018175556A1 (en) * 2017-03-22 2018-09-27 Hollingsworth & Vose Company Filter media including a waved filteration layer
US10981096B2 (en) 2017-03-29 2021-04-20 Knowlton Technologies, Llc Process for making high efficiency synthetic filter media
US20180290087A1 (en) * 2017-04-11 2018-10-11 Hollingsworth & Vose Company Polyethersulfone fiber webs
EP3655142B1 (en) 2017-07-21 2026-02-25 Merck Millipore Ltd Non-woven fiber membranes
MX2020013310A (es) 2018-06-08 2021-05-27 Ascend Performance Mat Operations Llc Productos no tejidos de nanofibras afinables.
US11433332B2 (en) 2018-11-05 2022-09-06 Hollingsworth & Vose Company Filter media with irregular structure
US11420143B2 (en) 2018-11-05 2022-08-23 Hollingsworth & Vose Company Filter media with irregular structure and/or reversibly stretchable layers
US11452959B2 (en) 2018-11-30 2022-09-27 Hollingsworth & Vose Company Filter media having a fine pore size distribution
US11618238B2 (en) 2019-04-12 2023-04-04 Ascend Performance Materials Operations Llc Nonwoven multilayer structures having nanofiber layers
KR102127319B1 (ko) * 2019-07-09 2020-06-29 주식회사 대창 나노섬유를 포함하는 기재 및 이를 제조하는 방법
MX2022011656A (es) 2020-03-24 2022-10-13 Donaldson Co Inc Medios filtrantes de alta eficiencia.
CN119962213A (zh) * 2025-01-14 2025-05-09 中国矿业大学 一种干式除尘系统非稳态过滤阻力预测方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040116028A1 (en) 2002-09-17 2004-06-17 Bryner Michael Allen Extremely high liquid barrier fabrics
US20060068668A1 (en) 2004-09-27 2006-03-30 Cornell Research Foundation, Inc. Microfiber supported nanofiber membrane

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797163A (en) 1952-11-22 1957-06-25 Walter J Smith Method of making filter media
US3253978A (en) 1961-07-19 1966-05-31 C H Dexter & Sons Inc Method of forming an inorganic waterlaid sheet containing colloidal silica and cationic starch
US3228825A (en) 1961-08-15 1966-01-11 Owens Corning Fiberglass Corp Method of forming fibrous structures from a combination of glass fibers and cellulosic fibers
BE637997A (https=) 1962-10-01
DE1494897B2 (de) 1963-05-29 1971-11-11 J P Stevens & Co Ine , New York, N Y (V St A) Verfahren zum reinigen von schlichte aufweisendem glasfaser material
US3249491A (en) 1963-07-15 1966-05-03 James A Young Process for molding a glass fiber aerosol filter
US3882135A (en) 1972-08-31 1975-05-06 Dow Chemical Co Process for the preparation of aminopyridines
GB1522605A (en) 1974-09-26 1978-08-23 Ici Ltd Preparation of fibrous sheet product
NL181632C (nl) 1976-12-23 1987-10-01 Minnesota Mining & Mfg Electreetfilter en werkwijze voor het vervaardigen daarvan.
US4536361A (en) 1978-08-28 1985-08-20 Torobin Leonard B Method for producing plastic microfilaments
US4874659A (en) 1984-10-24 1989-10-17 Toray Industries Electret fiber sheet and method of producing same
DE9320208U1 (de) 1993-12-31 1994-03-31 Kalthoff Luftfilter und Filtermedien GmbH, 59379 Selm Mehrschichtiges Filtermaterial
DE4443158A1 (de) 1994-12-05 1996-06-13 Gessner & Co Gmbh Abreinigbares Filtermedium
US6171684B1 (en) 1995-11-17 2001-01-09 Donaldson Company, Inc. Filter material construction and method
US5672399A (en) 1995-11-17 1997-09-30 Donaldson Company, Inc. Filter material construction and method
DE19618758C2 (de) 1996-05-09 2001-08-23 Fibermark Gessner Gmbh & Co Ein- oder mehrlagiges, abreinigbares Filtermedium und Filterelement
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
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
CN1134280C (zh) * 1997-09-29 2004-01-14 唐纳森公司 过滤器材料的结构及其制作方法
AU4655897A (en) * 1997-09-29 1999-04-23 Donaldson Company Inc. Filter material construction and method
US6382526B1 (en) 1998-10-01 2002-05-07 The University Of Akron Process and apparatus for the production of nanofibers
DE19920983C5 (de) 1999-05-06 2004-11-18 Fibermark Gessner Gmbh & Co. Ohg Zwei- oder mehrlagiges Filtermedium für die Luftfiltration und daraus hergestelltes Filterelement
CA2378912A1 (en) * 1999-08-02 2001-02-08 E.I. Du Pont De Nemours And Company Composite nonwoven sheet material
JP2002001027A (ja) * 2000-06-22 2002-01-08 Tennex Corp 多層集塵フィルター
GB0113776D0 (en) * 2001-06-06 2001-07-25 Switched Reluctance Drives Ltd Excitation of switched reluctance motors
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
US7125434B2 (en) 2002-12-19 2006-10-24 Millipore Corporation Deep gradient-density filter device
CN100484607C (zh) * 2003-06-19 2009-05-06 唐纳森公司 可清洁的高效过滤介质结构及其应用
US7008465B2 (en) 2003-06-19 2006-03-07 Donaldson Company, Inc. Cleanable high efficiency filter media structure and applications for use
JP4614669B2 (ja) * 2004-02-03 2011-01-19 日本バイリーン株式会社 濾過材及びフィルタ
PL1751338T3 (pl) 2004-04-19 2011-04-29 Procter & Gamble Włókna, włókniny i wyroby zawierające nanowłókna wytwarzane z polimerów o wysokiej temperaturze zeszklenia
US20060137317A1 (en) 2004-12-28 2006-06-29 Bryner Michael A Filtration media for filtering particulate material from gas streams
JP4657782B2 (ja) * 2005-04-07 2011-03-23 帝人テクノプロダクツ株式会社 高捕集効率と低圧力損失とを兼ね備えたフィルター
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
EP1834683A1 (de) 2006-03-14 2007-09-19 Diolen Industrial Fibers B.V. Stützgewebe und ein das Gewebe enthaltendes Filterelement
JP2007301436A (ja) * 2006-05-08 2007-11-22 Kanai Juyo Kogyo Co Ltd エアフィルタ用濾材
JP4424444B2 (ja) * 2006-09-14 2010-03-03 ダイニック株式会社 エアフィルタ材料

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040116028A1 (en) 2002-09-17 2004-06-17 Bryner Michael Allen Extremely high liquid barrier fabrics
US20060068668A1 (en) 2004-09-27 2006-03-30 Cornell Research Foundation, Inc. Microfiber supported nanofiber membrane

Also Published As

Publication number Publication date
JP5619723B2 (ja) 2014-11-05
EP2259860A2 (en) 2010-12-15
US8282712B2 (en) 2012-10-09
CN101983097A (zh) 2011-03-02
CN101983097B (zh) 2014-08-27
JP2011516261A (ja) 2011-05-26
US20090249956A1 (en) 2009-10-08
BRPI0906535A2 (pt) 2015-06-30
WO2009126605A3 (en) 2010-03-25
KR20110004424A (ko) 2011-01-13
WO2009126605A2 (en) 2009-10-15
EP2259860B1 (en) 2018-10-31

Similar Documents

Publication Publication Date Title
KR101700455B1 (ko) 개선된 먼지 로딩 용량 및 다습 환경에 대한 개선된 저항을 갖는 공기 여과 매체
JP5539877B2 (ja) 改良されたプリーツ付きナノウェブ構造体
EP2477712B1 (en) Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment
JP5875180B2 (ja) ナノウェブ層を有する改良型濾材
AU2017262577B2 (en) Filter media, elements, and methods
KR101315000B1 (ko) 기체 스트림으로부터 미립자 물질을 여과하기 위한 여과매질
JP5696919B2 (ja) ナノウェブとスクリムの耐久性積層物
CN108778452B (zh) 包括包含合成纤维的过滤层的过滤介质
EP3508265B1 (en) Gradual density nanofiber media and method of making it
JP2022530806A (ja) ポリアミドナノファイバー層を含むろ過媒体
US20250276264A1 (en) Self-supporting filter media
US20260042048A1 (en) Pleatable filter media
US20240082763A1 (en) Filtration media and filters

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

FPAY Annual fee payment

Payment date: 20191217

Year of fee payment: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R14-asn-PN2301

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

R18 Changes to party contact information recorded

Free format text: ST27 STATUS EVENT CODE: A-5-5-R10-R18-OTH-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-OTH-PR1001 (AS PROVIDED BY THE NATIONAL OFFICE)

Year of fee payment: 10