EP3142774A4 - Pre-coalescing multi-layered filter media - Google Patents

Pre-coalescing multi-layered filter media Download PDF

Info

Publication number
EP3142774A4
EP3142774A4 EP15792367.3A EP15792367A EP3142774A4 EP 3142774 A4 EP3142774 A4 EP 3142774A4 EP 15792367 A EP15792367 A EP 15792367A EP 3142774 A4 EP3142774 A4 EP 3142774A4
Authority
EP
European Patent Office
Prior art keywords
coalescing
filter media
layered filter
layered
media
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.)
Withdrawn
Application number
EP15792367.3A
Other languages
German (de)
French (fr)
Other versions
EP3142774A1 (en
Inventor
Máté NAGY
Siqiang Zhu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hollingsworth and Vose Co
Original Assignee
Hollingsworth and Vose Co
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
Priority claimed from US14/279,180 external-priority patent/US9149749B2/en
Application filed by Hollingsworth and Vose Co filed Critical Hollingsworth and Vose Co
Publication of EP3142774A1 publication Critical patent/EP3142774A1/en
Publication of EP3142774A4 publication Critical patent/EP3142774A4/en
Withdrawn legal-status Critical Current

Links

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
    • B01D39/18—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
    • 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
    • B01D39/20—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
    • 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
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0421—Rendering the filter material hydrophilic
    • 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
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0428—Rendering the filter material hydrophobic
    • 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
    • B01D2239/065—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
    • B01D2239/1216—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Filtering Materials (AREA)
EP15792367.3A 2014-05-15 2015-05-15 Pre-coalescing multi-layered filter media Withdrawn EP3142774A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/279,180 US9149749B2 (en) 2012-11-13 2014-05-15 Pre-coalescing multi-layered filter media
PCT/US2015/030955 WO2015175869A1 (en) 2014-05-15 2015-05-15 Pre-coalescing multi-layered filter media

Publications (2)

Publication Number Publication Date
EP3142774A1 EP3142774A1 (en) 2017-03-22
EP3142774A4 true EP3142774A4 (en) 2017-12-06

Family

ID=54480733

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15792367.3A Withdrawn EP3142774A4 (en) 2014-05-15 2015-05-15 Pre-coalescing multi-layered filter media

Country Status (3)

Country Link
EP (1) EP3142774A4 (en)
CN (2) CN106457148A (en)
WO (1) WO2015175869A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109385173A (en) * 2017-08-10 2019-02-26 中国科学院苏州纳米技术与纳米仿生研究所 Oleophobic coating material, oil-water separating function material, preparation method and the usage
CN112501938B (en) * 2020-12-01 2022-09-09 南京玻璃纤维研究设计院有限公司 High-dust-holding and static-dissipation glass fiber filter material and preparation method thereof
CN114669283A (en) * 2022-04-22 2022-06-28 福州大学 Preparation method of polydimethylsiloxane composite sponge for continuously and efficiently filtering PM

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010042706A1 (en) * 2008-10-08 2010-04-15 Cummins Filtration Ip Inc. Multi-layer coalescing media having a high porosity interior layer and uses thereof
US20110168647A1 (en) * 2008-10-08 2011-07-14 Cummins Filtration Ip Inc. Modular Filter Elements for Use in a Filter-in-Filter Cartridge
WO2013103765A1 (en) * 2012-01-04 2013-07-11 North Carolina State University Elastomeric depth filter
US20140110354A1 (en) * 2012-10-22 2014-04-24 Cummins Filtration Ip, Inc. Composite Filter Media Utilizing Bicomponent Fibers

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994007588A1 (en) * 1992-09-25 1994-04-14 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Heat-resistant filter
CN1109001A (en) * 1994-12-30 1995-09-27 北京云港特种塑料制品公司 Engineering plastic products
WO2001032292A1 (en) * 1999-10-29 2001-05-10 Hollingsworth & Vose Company Filter media
US6740142B2 (en) * 2000-09-05 2004-05-25 Donaldson Company, Inc. Industrial bag house elements
US6802315B2 (en) * 2001-03-21 2004-10-12 Hollingsorth & Vose Company Vapor deposition treated electret filter media
US6630016B2 (en) * 2002-01-31 2003-10-07 Koslow Technologies Corp. Microporous filter media, filtration systems containing same, and methods of making and using
US8057567B2 (en) * 2004-11-05 2011-11-15 Donaldson Company, Inc. Filter medium and breather filter structure
JP2006326515A (en) * 2005-05-27 2006-12-07 Aisan Ind Co Ltd Filter
DE102007011365B4 (en) * 2007-03-07 2009-02-12 Carl Freudenberg Kg Position for use in a HEPA filter element and filter element
US8172092B2 (en) * 2009-01-22 2012-05-08 Clarcor Inc. Filter having melt-blown and electrospun fibers
BRPI1010701A2 (en) * 2009-06-12 2016-03-15 Clarcor Air Filtration Products Inc air cooling system incorporating membrane-free filtration and / or integrated filter structure
WO2011100413A1 (en) * 2010-02-10 2011-08-18 The Procter & Gamble Company Absorbent article with containment barrier
US20120186452A1 (en) * 2011-01-26 2012-07-26 Alan Smithies Multiple Layer HEPA Filter and Method of Manufacture
CN103696124A (en) * 2013-11-25 2014-04-02 江苏菲特滤料有限公司 Manufacturing method of non-woven dedusting filter material

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010042706A1 (en) * 2008-10-08 2010-04-15 Cummins Filtration Ip Inc. Multi-layer coalescing media having a high porosity interior layer and uses thereof
US20110168647A1 (en) * 2008-10-08 2011-07-14 Cummins Filtration Ip Inc. Modular Filter Elements for Use in a Filter-in-Filter Cartridge
WO2013103765A1 (en) * 2012-01-04 2013-07-11 North Carolina State University Elastomeric depth filter
US20140110354A1 (en) * 2012-10-22 2014-04-24 Cummins Filtration Ip, Inc. Composite Filter Media Utilizing Bicomponent Fibers

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015175869A1 *

Also Published As

Publication number Publication date
CN106457148A (en) 2017-02-22
CN111939678A (en) 2020-11-17
WO2015175869A1 (en) 2015-11-19
EP3142774A1 (en) 2017-03-22

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