DE60210261D1 - Verfahren zur herstellung von filtriermaterial - Google Patents

Verfahren zur herstellung von filtriermaterial

Info

Publication number
DE60210261D1
DE60210261D1 DE60210261T DE60210261T DE60210261D1 DE 60210261 D1 DE60210261 D1 DE 60210261D1 DE 60210261 T DE60210261 T DE 60210261T DE 60210261 T DE60210261 T DE 60210261T DE 60210261 D1 DE60210261 D1 DE 60210261D1
Authority
DE
Germany
Prior art keywords
permeability
pressure loss
filter medium
porous film
collection efficiency
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.)
Expired - Fee Related
Application number
DE60210261T
Other languages
English (en)
Other versions
DE60210261T2 (de
Inventor
Osamu Tanaka
Kunihiko Inui
Yoshiyuki Shibuya
Hideyuki Kiyotani
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
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 JP2001107766A external-priority patent/JP2002301321A/ja
Priority claimed from JP2001107765A external-priority patent/JP4826023B2/ja
Application filed by Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of DE60210261D1 publication Critical patent/DE60210261D1/de
Application granted granted Critical
Publication of DE60210261T2 publication Critical patent/DE60210261T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • B01D69/1071—Woven, non-woven or net mesh
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/36—Polytetrafluoroethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • 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
    • B01D39/1692—Other shaped material, e.g. perforated or porous sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1216—Three or more layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/32—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed at least two layers being foamed and next to each other
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/05—Methods of making filter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Filtration Of Liquid (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
DE60210261T 2001-04-05 2002-04-03 Verfahren zur herstellung von filtriermaterial Expired - Fee Related DE60210261T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2001107766A JP2002301321A (ja) 2001-04-05 2001-04-05 フィルタ濾材、それを用いたフィルタパック及びエアフィルタユニット並びにフィルタ濾材の製造方法
JP2001107766 2001-04-05
JP2001107765 2001-04-05
JP2001107765A JP4826023B2 (ja) 2001-04-05 2001-04-05 フィルタ濾材、それを用いたフィルタパック及びエアフィルタユニット並びにフィルタ濾材の製造方法
PCT/JP2002/003360 WO2002081056A1 (fr) 2001-04-05 2002-04-03 Materiau filtrant pour filtre, cartouche de filtre, module de filtre utilisant cette cartouche, et procede d'elaboration de ce materiau filtrant

Publications (2)

Publication Number Publication Date
DE60210261D1 true DE60210261D1 (de) 2006-05-18
DE60210261T2 DE60210261T2 (de) 2007-03-29

Family

ID=26613172

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60210261T Expired - Fee Related DE60210261T2 (de) 2001-04-05 2002-04-03 Verfahren zur herstellung von filtriermaterial

Country Status (8)

Country Link
US (1) US7387700B2 (de)
EP (1) EP1386651B1 (de)
KR (1) KR100570036B1 (de)
CN (1) CN100503000C (de)
AT (1) ATE321598T1 (de)
DE (1) DE60210261T2 (de)
TW (1) TWI299279B (de)
WO (1) WO2002081056A1 (de)

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US8758488B1 (en) * 1997-09-29 2014-06-24 Nuclear Filter Technology, Inc. Method of fabricating and devices employing vents
US20050108996A1 (en) * 2003-11-26 2005-05-26 Latham Steven R. Filter system for an electronic equipment enclosure
WO2006115270A1 (ja) * 2005-04-26 2006-11-02 Nitto Denko Corporation フィルタ濾材とその製造方法および使用方法ならびにフィルタユニット
KR100818536B1 (ko) * 2006-06-15 2008-04-02 주식회사삼성머신 연속집착형 캐빈 카트리지 필터 제조 장치
JPWO2009031334A1 (ja) * 2007-09-08 2010-12-09 日本無機株式会社 エアフィルタ用ろ材並びにエアフィルタ
US8673040B2 (en) 2008-06-13 2014-03-18 Donaldson Company, Inc. Filter construction for use with air in-take for gas turbine and methods
WO2010038800A1 (ja) * 2008-09-30 2010-04-08 株式会社レイテック 成形加工が可能なポリテトラフルオロエチレン樹脂と応用製品およびその製造方法
JP5539407B2 (ja) * 2009-02-17 2014-07-02 フィルトロナ・ポーラス・テクノロジーズ・コーポレーション ナノファイバを含む多層流体透過性繊維構造体およびこの構造体の製造方法
CN101961920B (zh) * 2009-07-23 2015-08-19 上海启鹏工程材料科技有限公司 一种热固性纤维高分子复合材料二次成型的方法
US9944044B2 (en) * 2010-05-06 2018-04-17 W. L. Gore & Associates, Inc. Contamination resistant air permeable fabric laminate and garments made therefrom
JP5012990B2 (ja) * 2010-06-17 2012-08-29 ダイキン工業株式会社 多孔膜を備える濾材、その製造方法、フィルタパック、ならびにフィルタユニット
US9132616B2 (en) * 2010-08-31 2015-09-15 Bha Altair, Llc Multi-layer composite membrane materials and methods therefor
US8808848B2 (en) 2010-09-10 2014-08-19 W. L. Gore & Associates, Inc. Porous article
US9061234B2 (en) * 2011-01-14 2015-06-23 Pall Corporation Gas filter assemblies and methods for filtering gases
JP2012176361A (ja) * 2011-02-25 2012-09-13 Sumitomo Electric Fine Polymer Inc 多孔質複層フィルター
KR102005211B1 (ko) * 2011-07-05 2019-07-29 닛토덴코 가부시키가이샤 폴리테트라플루오로에틸렌 다공질막 및 에어 필터 여과재
JP6292920B2 (ja) * 2013-03-29 2018-03-14 日東電工株式会社 エアフィルタ濾材の製造方法、エアフィルタ濾材及びエアフィルタパック
JP6161124B2 (ja) * 2013-03-29 2017-07-12 富士フイルム株式会社 酸性ガス分離複合膜の製造方法及び酸性ガス分離膜モジュール
KR101433774B1 (ko) * 2013-10-04 2014-08-27 한국생산기술연구원 3중층으로 구성된 먼지포집용 여과체
JP5835389B2 (ja) 2014-03-26 2015-12-24 ダイキン工業株式会社 エアフィルタ用濾材、フィルタパック、エアフィルタユニット、およびエアフィルタ用濾材の製造方法
US10343095B2 (en) 2014-12-19 2019-07-09 Hollingsworth & Vose Company Filter media comprising a pre-filter layer
JP6115596B2 (ja) 2014-12-26 2017-04-19 ダイキン工業株式会社 エアフィルタ用濾材、フィルタパック、エアフィルタユニット、およびエアフィルタ用濾材の製造方法
US20170028361A1 (en) * 2015-07-31 2017-02-02 Pall Corporation Ptfe/pfsa blended membrane
KR102061092B1 (ko) * 2015-08-03 2019-12-31 호쿠에츠 코포레이션 가부시키가이샤 에어 필터용 여재의 제조 방법
US10029481B2 (en) * 2016-01-29 2018-07-24 Canon Kabushiki Kaisha Porous body, method for producing the porous body, ink jet recording method, and ink jet recording apparatus
JP6372507B2 (ja) * 2016-03-11 2018-08-15 ダイキン工業株式会社 エアフィルタ用濾材、エアフィルタユニット、およびエアフィルタ用濾材の製造方法
CN105999915A (zh) * 2016-08-03 2016-10-12 苏州英德尔室内空气技术有限公司 一种ptfe特种滤料空气过滤器
CN109641164B (zh) * 2016-08-26 2021-07-16 洛奇科技株式会社 筒状过滤器
JP6920042B2 (ja) * 2016-09-30 2021-08-18 日東電工株式会社 エアフィルタ濾材、エアフィルタパック及びエアフィルタユニット
KR102102460B1 (ko) 2016-10-13 2020-04-20 주식회사 엘지화학 불소계 수지 다공성 막의 제조 방법
CN108261848A (zh) * 2017-01-03 2018-07-10 东丽纤维研究所（中国）有限公司 一种可提供高洁净空气量的滤芯
US11117079B2 (en) * 2017-01-20 2021-09-14 Champion Laboratories, Inc. Filter packs, processes for making filter packs, and air filters comprising filter packs
WO2019017484A1 (ja) * 2017-07-21 2019-01-24 ダイキン工業株式会社 気体供給装置、庫内空気調節装置、及びコンテナ用冷凍装置
JP6816746B2 (ja) * 2018-07-20 2021-01-20 ダイキン工業株式会社 エアフィルタ濾材、フィルタパック、およびエアフィルタユニット
JP7227507B2 (ja) * 2018-09-28 2023-02-22 ダイキン工業株式会社 エアフィルタ濾材、フィルタパック、エアフィルタユニット、およびこれらの製造方法
WO2021160682A1 (en) * 2020-02-14 2021-08-19 Blueair Ab Air purifier
CN112275145B (zh) * 2020-09-16 2022-04-29 浙江赛迅环保科技有限公司 一种口罩用聚四氟乙烯覆膜的制备方法

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TW371284B (en) 1996-12-04 1999-10-01 Daikin Ind Ltd Filtration material of filter and air cleaning device using the filtration material
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JP3302606B2 (ja) 1997-04-16 2002-07-15 日東電工株式会社 ポリテトラフルオロエチレン多孔質膜及びその製造方法
JPH1180397A (ja) 1997-07-16 1999-03-26 Nitto Denko Corp ポリテトラフルオロエチレン多孔質膜およびその製造方法
JP2000079332A (ja) * 1998-07-08 2000-03-21 Nitto Denko Corp エアフィルタ用ろ材
JP2000107526A (ja) * 1998-10-01 2000-04-18 Daikin Ind Ltd エアフィルターパックおよびエアフィルター
JP2000300921A (ja) 1999-04-21 2000-10-31 Nitto Denko Corp エアフィルタ濾材およびそれを用いたエアフィルタユニット
JP3584855B2 (ja) * 1999-10-07 2004-11-04 ダイキン工業株式会社 エアフィルター濾材
JP2001170424A (ja) * 1999-12-20 2001-06-26 Nitto Denko Corp エアフィルタ用ろ材およびそれを用いたエアフィルタユニット

Also Published As

Publication number Publication date
CN100503000C (zh) 2009-06-24
TWI299279B (de) 2008-08-01
US7387700B2 (en) 2008-06-17
CN1499995A (zh) 2004-05-26
EP1386651A1 (de) 2004-02-04
ATE321598T1 (de) 2006-04-15
EP1386651B1 (de) 2006-03-29
EP1386651A4 (de) 2004-04-28
WO2002081056A1 (fr) 2002-10-17
US20040168417A1 (en) 2004-09-02
KR100570036B1 (ko) 2006-04-10
DE60210261T2 (de) 2007-03-29
KR20030088124A (ko) 2003-11-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee