KR20220155979A - 필터 복합체 - Google Patents

필터 복합체 Download PDF

Info

Publication number
KR20220155979A
KR20220155979A KR1020227016024A KR20227016024A KR20220155979A KR 20220155979 A KR20220155979 A KR 20220155979A KR 1020227016024 A KR1020227016024 A KR 1020227016024A KR 20227016024 A KR20227016024 A KR 20227016024A KR 20220155979 A KR20220155979 A KR 20220155979A
Authority
KR
South Korea
Prior art keywords
fibers
composite
fiber
microns
nonwoven filter
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.)
Pending
Application number
KR1020227016024A
Other languages
English (en)
Korean (ko)
Inventor
데렉 오. 존스
클렌톤 티. 윌리스
Original Assignee
도날드슨 컴파니, 인코포레이티드
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 도날드슨 컴파니, 인코포레이티드 filed Critical 도날드슨 컴파니, 인코포레이티드
Publication of KR20220155979A publication Critical patent/KR20220155979A/ko
Pending legal-status Critical Current

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
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/02—Combinations of filters of different kinds
    • 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
    • B01D39/16—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
    • 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
    • B01D2239/0216—Bicomponent or multicomponent fibres
    • B01D2239/0233—Island-in-sea
    • 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
    • B01D2239/0618—Non-woven
    • 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
    • B01D2239/0622—Melt-blown
    • 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
    • B01D2239/0636—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
    • B01D2239/065—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
    • B01D2239/06—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
    • B01D2239/08—Special characteristics of binders
    • B01D2239/086—Binders between particles or 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
    • B01D2239/10—Filtering material manufacturing
    • 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
    • B01D2239/1225—Fibre length
    • 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)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
KR1020227016024A 2020-04-03 2021-04-02 필터 복합체 Pending KR20220155979A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063004926P 2020-04-03 2020-04-03
US63/004,926 2020-04-03
US202063081159P 2020-09-21 2020-09-21
US63/081,159 2020-09-21
PCT/US2021/025674 WO2021203067A1 (en) 2020-04-03 2021-04-02 Filtration composites

Publications (1)

Publication Number Publication Date
KR20220155979A true KR20220155979A (ko) 2022-11-24

Family

ID=75660376

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227016024A Pending KR20220155979A (ko) 2020-04-03 2021-04-02 필터 복합체

Country Status (7)

Country Link
US (1) US20230021769A1 (enExample)
EP (1) EP4126293A1 (enExample)
JP (2) JP7842013B2 (enExample)
KR (1) KR20220155979A (enExample)
CN (2) CN121891845A (enExample)
BR (1) BR112022009395A2 (enExample)
WO (1) WO2021203067A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220116146A (ko) 2019-10-08 2022-08-22 도날드슨 컴파니, 인코포레이티드 혼합된 직경 미세 섬유를 포함하는 필터 매체 층
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
EP4126295A1 (en) 2020-04-03 2023-02-08 Donaldson Company, Inc. Filtration media
CN119233852A (zh) * 2022-04-08 2024-12-31 马蒂夫卢森堡公司 过滤介质和过滤器

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04313313A (ja) * 1991-04-12 1992-11-05 Mitsubishi Paper Mills Ltd 液体濾過用フィルター濾材
DE4309845C2 (de) 1993-03-26 1996-10-31 Seitz Filter Werke Filtermaterial und Verfahren zu seiner Herstellung
US20040116026A1 (en) * 2002-12-05 2004-06-17 Filter Materials, Inc. Charged synthetic nonwoven filtration media and method for producing same
US7666343B2 (en) * 2006-10-18 2010-02-23 Polymer Group, Inc. Process and apparatus for producing sub-micron fibers, and nonwovens and articles containing same
US8308834B2 (en) * 2007-03-05 2012-11-13 Bha Group, Inc. Composite filter media
DE202007013215U1 (de) 2007-09-19 2009-02-12 Mann+Hummel Gmbh Getriebeölfilter mit abströmseitiger Meltblownlage
US8262780B2 (en) * 2009-07-22 2012-09-11 Bha Group, Inc High performance gas turbine inlet filter (HEPA) using membrane media
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
US8882876B2 (en) * 2012-06-20 2014-11-11 Hollingsworth & Vose Company Fiber webs including synthetic fibers
US9352267B2 (en) * 2012-06-20 2016-05-31 Hollingsworth & Vose Company Absorbent and/or adsorptive filter media
US11090590B2 (en) * 2012-11-13 2021-08-17 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
CN105102097B (zh) * 2013-02-25 2017-10-31 霍林斯沃思和沃斯有限公司 多层的过滤介质
EP2964363B1 (en) * 2013-03-09 2018-10-10 Donaldson Company, Inc. Nonwoven filtration media including microfibrillated cellulose fibers
US20160067641A1 (en) * 2014-09-08 2016-03-10 Hollingsworth & Vose Company Hot oil durable media
US20180361287A1 (en) * 2017-06-16 2018-12-20 Hollingsworth & Vose Company Filter media including a multi-phase pre-filter
FI3781288T3 (fi) 2018-04-16 2024-07-03 Ahlstrom Oyj Suodatusaine, joka on erityisen käyttökelpoinen lankasähköelektrodipurkauskoneistus (wedm) -prosesseisiin liittyvien nesteiden suodattamisessa
GB201812655D0 (en) * 2018-08-03 2018-09-19 Dyson Technology Ltd A filter assembly for a fan

Also Published As

Publication number Publication date
WO2021203067A1 (en) 2021-10-07
JP2026122967A (ja) 2026-07-29
JP2023520091A (ja) 2023-05-16
EP4126293A1 (en) 2023-02-08
US20230021769A1 (en) 2023-01-26
JP7842013B2 (ja) 2026-04-07
CN115666755B (zh) 2026-01-23
CN115666755A (zh) 2023-01-31
BR112022009395A2 (pt) 2022-10-11
CN121891845A (zh) 2026-04-21

Similar Documents

Publication Publication Date Title
US12274968B2 (en) Filter media comprising a pre-filter layer
US20230021769A1 (en) Filtration composites
US11547963B2 (en) High efficiency synthetic filter media
AU2011220734B2 (en) Compressed nanofiber composite media
CN103874533B (zh) 含有熔喷纤维的液体过滤介质
US20150174509A1 (en) Filter media with fine staple fibers
CN119186108A (zh) 包括细纤维层的过滤器介质
KR20170106954A (ko) 자가 지지성 주름형성가능 웨브 및 이를 포함하는 오일 필터
KR102541477B1 (ko) 에어필터용 생분해성 복합여재 및 그 제조방법
WO2016043806A1 (en) Filter material comprising an expanded polytetrafluoroethylene containing layer and a natural fiber containing layer
JP2025172897A (ja) 濾過媒体
JP2026505561A (ja) 液体のろ過に用いる複合ろ過媒体

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

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

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

PA0201 Request for examination

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

D21 Rejection of application intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D21-EXM-PE0902 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0902 Notice of grounds for rejection

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