[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

EP3083003A4 - Fibrillierte fasern für flüssigkeitsfiltriermedien - Google Patents

Fibrillierte fasern für flüssigkeitsfiltriermedien Download PDF

Info

Publication number
EP3083003A4
EP3083003A4 EP14871285.4A EP14871285A EP3083003A4 EP 3083003 A4 EP3083003 A4 EP 3083003A4 EP 14871285 A EP14871285 A EP 14871285A EP 3083003 A4 EP3083003 A4 EP 3083003A4
Authority
EP
European Patent Office
Prior art keywords
filtration media
liquid filtration
fibrillated fibers
fibrillated
fibers
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Withdrawn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
EP14871285.4A
Other languages
English (en)
French (fr)
Other versions
EP3083003A1 (de
Inventor
Howard Yu
Sheha SWAMINATHAN
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 US14/135,187 external-priority patent/US9511330B2/en
Application filed by Hollingsworth and Vose Co filed Critical Hollingsworth and Vose Co
Publication of EP3083003A1 publication Critical patent/EP3083003A1/de
Publication of EP3083003A4 publication Critical patent/EP3083003A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
    • 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
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4374—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece using different kinds of webs, e.g. by layering webs
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
    • D21H11/18—Highly hydrated, swollen or fibrillatable fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/02—Synthetic cellulose fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H13/26—Polyamides; Polyimides
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply
    • 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
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/04—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/14—Filters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
EP14871285.4A 2013-12-19 2014-12-19 Fibrillierte fasern für flüssigkeitsfiltriermedien Withdrawn EP3083003A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/135,187 US9511330B2 (en) 2012-06-20 2013-12-19 Fibrillated fibers for liquid filtration media
PCT/US2014/071547 WO2015095732A1 (en) 2013-12-19 2014-12-19 Fibrillated fibers for liquid filtration media

Publications (2)

Publication Number Publication Date
EP3083003A1 EP3083003A1 (de) 2016-10-26
EP3083003A4 true EP3083003A4 (de) 2017-10-25

Family

ID=53403752

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14871285.4A Withdrawn EP3083003A4 (de) 2013-12-19 2014-12-19 Fibrillierte fasern für flüssigkeitsfiltriermedien

Country Status (3)

Country Link
EP (1) EP3083003A4 (de)
CN (1) CN105828904B (de)
WO (1) WO2015095732A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130341290A1 (en) * 2012-06-20 2013-12-26 Hollingsworth & Vose Company Fibrillated fibers for liquid filtration media
US20180133632A1 (en) * 2016-11-11 2018-05-17 Hollingsworth & Vose Company Filter media having a density variation
US11478734B2 (en) * 2016-12-15 2022-10-25 Amogreentech Co., Ltd. Filter medium, method for manufacturing same, and filter unit comprising same
US11547963B2 (en) 2017-03-29 2023-01-10 Knowlton Technologies, Llc High efficiency synthetic filter media
US20200254372A1 (en) * 2017-09-27 2020-08-13 Georgia-Pacific Nonwovens LLC Nonwoven air filtration medium
US10550520B2 (en) * 2018-04-05 2020-02-04 Gl&V Canada Inc. Method with a horizontal jet applicator for a paper machine wet end
CN110354583A (zh) * 2019-07-15 2019-10-22 安徽东大滤材有限公司 一种耐磨滤材材料及其制备方法
US20210187421A1 (en) * 2019-12-19 2021-06-24 Hollingsworth & Vose Company Filter media comprising a non-wetlaid backer
US20210376304A1 (en) * 2020-05-29 2021-12-02 Johns Manville Multilayer non-woven mat for lead acid batteries and applications therefor
CN116446218B (zh) * 2023-04-19 2024-07-16 华南理工大学 一种高效空气过滤纸及其制备方法和应用

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060277877A1 (en) * 2005-06-10 2006-12-14 Lydall, Inc. High efficiency fuel filter
US20110198280A1 (en) * 2010-02-12 2011-08-18 Donaldson Company, Inc. Liquid filtration media, filter elements and methods
US20120152859A1 (en) * 2010-12-17 2012-06-21 Hollingsworth & Vose Company Filter media with fibrillated fibers
US20130233789A1 (en) * 2012-03-09 2013-09-12 Ina PARKER High efficiency and high capacity glass-free fuel filtration media and fuel filters and methods employing the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5591335A (en) * 1995-05-02 1997-01-07 Memtec America Corporation Filter cartridges having nonwoven melt blown filtration media with integral co-located support and filtration
US5800586A (en) * 1996-11-08 1998-09-01 Johns Manville International, Inc. Composite filter media
RU2389529C2 (ru) * 2004-11-05 2010-05-20 Дональдсон Компани, Инк. Фильтрующий материал (варианты) и способ фильтрации (варианты)
US20080105626A1 (en) * 2006-11-02 2008-05-08 David Charles Jones Fuel filter
CN101939072B (zh) 2007-11-09 2017-04-05 霍林斯沃思和沃斯有限公司 熔喷过滤介质
CN102859060B (zh) * 2010-04-22 2016-03-02 3M创新有限公司 含有化学活性颗粒的非织造纳米纤维幅材以及制造和使用非织造纳米纤维幅材的方法
US8679218B2 (en) * 2010-04-27 2014-03-25 Hollingsworth & Vose Company Filter media with a multi-layer structure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060277877A1 (en) * 2005-06-10 2006-12-14 Lydall, Inc. High efficiency fuel filter
US20110198280A1 (en) * 2010-02-12 2011-08-18 Donaldson Company, Inc. Liquid filtration media, filter elements and methods
US20120152859A1 (en) * 2010-12-17 2012-06-21 Hollingsworth & Vose Company Filter media with fibrillated fibers
US20130233789A1 (en) * 2012-03-09 2013-09-12 Ina PARKER High efficiency and high capacity glass-free fuel filtration media and fuel filters and methods employing the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015095732A1 *

Also Published As

Publication number Publication date
EP3083003A1 (de) 2016-10-26
CN105828904A (zh) 2016-08-03
WO2015095732A1 (en) 2015-06-25
CN105828904B (zh) 2019-09-13

Similar Documents

Publication Publication Date Title
EP2864019A4 (de) Fibrillierte fasern für flüssigkeitsfiltriermedien
HK1224244A1 (zh) 用於傾倒時過濾器過濾的過濾介質
EP3039177A4 (de) Filtermedien mit optimiertem gradienten
EP3083003A4 (de) Fibrillierte fasern für flüssigkeitsfiltriermedien
EP3160616A4 (de) Filtermedien mit ausgerichteten fasern
HK1214275A1 (zh) 雙特異性 分子
EP3283189A4 (de) Stabile filtermedien mit nanofasern
EP3077077A4 (de) Feine glasfiltermedien
EP2777796B8 (de) Filtermedienfaserstruktur und Herstellungsverfahren dafür
EP3052225A4 (de) Nanoblasenhaltige flüssige lösungen
EP3008230A4 (de) Poröse polyolefinfasern
EP3058999A4 (de) Filter
EP2964363A4 (de) Vliesstofffiltermedien mit mikrofibrillierten cellulosefasern
EP3084646A4 (de) Mediendienste
EP2988845A4 (de) Flüssigkeitsfiltriersysteme, -komponenten und -verfahren
EP3082993A4 (de) Filtermedien mit feinen klammerfasern
EP2955782A4 (de) Wellenleiterfilter
EP3006096A4 (de) Filtermedium für desodorierungsfilter
EP2987895A4 (de) Elektrospinningvorrichtung
EP2966197A4 (de) Elektrospinningvorrichtung
EP3066943A4 (de) Filtrierungsstruktur
EP3322502A4 (de) Filtermedium mit cellulosefilamenten
EP3043462A4 (de) Filtervorrichtung
EP3043880A4 (de) Bündelbasiertes flüssigkeitsfilter
EP3065841A4 (de) Scheibenfilter

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20160606

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
RIC1 Information provided on ipc code assigned before grant

Ipc: B29C 49/42 20060101ALI20170613BHEP

Ipc: B01D 39/16 20060101AFI20170613BHEP

Ipc: D04H 1/4218 20120101ALI20170613BHEP

Ipc: B01D 39/20 20060101ALI20170613BHEP

A4 Supplementary search report drawn up and despatched

Effective date: 20170921

RIC1 Information provided on ipc code assigned before grant

Ipc: D04H 1/4218 20120101ALI20170915BHEP

Ipc: B29C 49/42 20060101ALI20170915BHEP

Ipc: B01D 39/20 20060101ALI20170915BHEP

Ipc: B01D 39/16 20060101AFI20170915BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20180727

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20221116

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20230328