JPWO2020198681A5 - - Google Patents

Download PDF

Info

Publication number
JPWO2020198681A5
JPWO2020198681A5 JP2021557391A JP2021557391A JPWO2020198681A5 JP WO2020198681 A5 JPWO2020198681 A5 JP WO2020198681A5 JP 2021557391 A JP2021557391 A JP 2021557391A JP 2021557391 A JP2021557391 A JP 2021557391A JP WO2020198681 A5 JPWO2020198681 A5 JP WO2020198681A5
Authority
JP
Japan
Prior art keywords
layer
filtration
downstream
fibers
filtration material
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
Application number
JP2021557391A
Other languages
Japanese (ja)
Other versions
JP2022527283A (en
JP7412439B2 (en
Publication date
Application filed filed Critical
Priority claimed from PCT/US2020/025467 external-priority patent/WO2020198681A1/en
Publication of JP2022527283A publication Critical patent/JP2022527283A/en
Publication of JPWO2020198681A5 publication Critical patent/JPWO2020198681A5/ja
Priority to JP2023219884A priority Critical patent/JP2024041800A/en
Application granted granted Critical
Publication of JP7412439B2 publication Critical patent/JP7412439B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (5)

少なくとも１０％の捕捉効率を有する濾過材料の下流層と、
少なくとも１０ミクロンの平均繊維径及び１０％未満の固体性を有する繊維の上流層と、
前記繊維の上流層と０．１１ｍｍを超える前記濾過材料の下流層との間の平均空隙距離を画定する空間構造と、を含む濾過媒体。 a downstream layer of filtration material having a capture efficiency of at least 10%;
an upstream layer of fibers having an average fiber diameter of at least 10 microns and a solids of less than 10%;
and a spatial structure defining an average void distance between the upstream layer of fibers and the downstream layer of filtration material greater than 0.11 mm. 前記濾過材料の下流層は、前記濾過媒体の長さ及び幅に垂直方向に突起する前記空間構造を画定する、請求項１に記載の濾過媒体。 2. The filter medium of claim 1 , wherein the downstream layer of filter material defines the spatial structure projecting perpendicularly to the length and width of the filter medium. 前記空間構造は、前記濾過材料の下流層によって画定された波型を含む、請求項１に記載の濾過媒体。 2. The filtration media of claim 1, wherein the spatial structure comprises corrugations defined by downstream layers of the filtration material. 前記空間構造は、前記濾過材料の下流層によって画定されたエンボス加工を含む、請求項１に記載の濾過媒体。 2. The filtration media of claim 1, wherein the spatial structures comprise embossments defined by the downstream layer of filtration material. 前記繊維の上流層と前記濾過材料の下流層との間の前記平均空隙距離は、１．０ｍｍ未満である、請求項１～４のいずれか一項に記載の濾過媒体。 The filtration medium of any one of claims 1-4, wherein the average void distance between the upstream layer of fibers and the downstream layer of filtration material is less than 1.0 mm.
JP2021557391A 2019-03-28 2020-03-27 Filtration media with improved dust loading Active JP7412439B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023219884A JP2024041800A (en) 2019-03-28 2023-12-26 Filtration media with improved dust loading

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962825188P 2019-03-28 2019-03-28
US62/825,188 2019-03-28
PCT/US2020/025467 WO2020198681A1 (en) 2019-03-28 2020-03-27 Filter media with improved dust loading

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023219884A Division JP2024041800A (en) 2019-03-28 2023-12-26 Filtration media with improved dust loading

Publications (3)

Publication Number Publication Date
JP2022527283A JP2022527283A (en) 2022-06-01
JPWO2020198681A5 true JPWO2020198681A5 (en) 2023-03-03
JP7412439B2 JP7412439B2 (en) 2024-01-12

Family

ID=70465307

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2021557391A Active JP7412439B2 (en) 2019-03-28 2020-03-27 Filtration media with improved dust loading
JP2023219884A Pending JP2024041800A (en) 2019-03-28 2023-12-26 Filtration media with improved dust loading

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023219884A Pending JP2024041800A (en) 2019-03-28 2023-12-26 Filtration media with improved dust loading

Country Status (7)

Country Link
US (1) US20220152537A1 (en)
EP (1) EP3946678A1 (en)
JP (2) JP7412439B2 (en)
KR (1) KR20210141714A (en)
CN (1) CN114040811A (en)
AU (1) AU2020248478A1 (en)
WO (1) WO2020198681A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117881466A (en) 2021-08-27 2024-04-12 约翰斯曼维尔公司 Corrugated filter media

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0340335Y2 (en) * 1985-07-29 1991-08-26
JPH0634719U (en) * 1992-10-20 1994-05-10 日本バイリーン株式会社 filter
JP3516979B2 (en) * 1994-03-23 2004-04-05 日本バイリーン株式会社 Filter media for air filter
US7115150B2 (en) * 2000-09-05 2006-10-03 Donaldson Company, Inc. Mist filtration arrangement utilizing fine fiber layer in contact with media having a pleated construction and floor filter method
JP2008538532A (en) * 2005-04-22 2008-10-30 スリーエム イノベイティブ プロパティズ カンパニー Vehicle cabin air filter device
EP2620205B1 (en) * 2007-02-28 2018-11-07 Hollingsworth & Vose Company Waved filter media
US8202340B2 (en) * 2007-02-28 2012-06-19 Hollingsworth & Vose Company Waved filter media and elements
US8257459B2 (en) * 2007-02-28 2012-09-04 Hollingsworth & Vose Company Waved filter media and elements
US20130341290A1 (en) * 2012-06-20 2013-12-26 Hollingsworth & Vose Company Fibrillated fibers for liquid filtration media
CN103505942A (en) * 2013-09-30 2014-01-15 天津工业大学 Nanofiber filter material
US10653979B2 (en) * 2014-04-10 2020-05-19 Donaldson Company, Inc. Pleated fluid filter element and methods
US10441909B2 (en) * 2014-06-25 2019-10-15 Hollingsworth & Vose Company Filter media including oriented fibers
US10300420B2 (en) * 2014-12-19 2019-05-28 The Procter & Gamble Company Method of filtering particulates from the air using a composite filter substrate comprising a mixture of fibers
EP3250307A4 (en) * 2015-01-29 2018-09-05 3M Innovative Properties Company Conformable pleated air filter with bridging filaments
JP6895829B2 (en) * 2017-07-10 2021-06-30 タイガースポリマー株式会社 Non-woven filter material and its manufacturing method
US20200368654A1 (en) * 2019-05-24 2020-11-26 Hollingsworth & Vose Company Filter media comprising elastomeric fibers

Similar Documents

Publication Publication Date Title
JP7254062B2 (en) Fluted Filtration Media, Filtration Media Packs, and Filtration Elements
JP6490777B2 (en) Method and apparatus for forming fluted filtration media having tapered flutes
JP6002652B2 (en) Method and apparatus for forming filter media with flutes
JP2020040064A (en) Filtration media pack
JP5607624B2 (en) One-side laminate in which filter media sheets with flutes are laminated on one side of a face-to-face filter media sheet, method for forming the same, and filter element
JP6324218B2 (en) Filter media laminate for air filtration
JP2004527369A5 (en)
JP7357103B2 (en) Filtration media pack with grooved and facing sheets with protrusions
US3726408A (en) Structures of sheet materials made of asymmetric folds
JP2018058069A (en) Filter material laminate, filter element and method
JP2011528990A5 (en)
JP2011530402A5 (en)
JP2008525195A5 (en)
WO2008129670A1 (en) Catalyst-carrying honeycomb and process for producing the same
KR20120083305A (en) Filter for filtering fluids
JP2009545439A5 (en)
WO2010137085A1 (en) Filter element and double-pleated air filter using same
JPH03196806A (en) Insertion filter
KR20070108262A (en) Honeycomb body with fissured front sides
CN106170620B (en) Filter media construction
JPWO2020198681A5 (en)
JP6084844B2 (en) Compact filter, method for manufacturing compact filter, filter medium, and filter medium manufacturing apparatus
CN205367816U (en) Separate net and formula of book filter core
CN110538498A (en) Folding filter element
JPH039769Y2 (en)