CN101850201B - 分层式过滤膜片及其制造方法 - Google Patents

分层式过滤膜片及其制造方法 Download PDF

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Publication number
CN101850201B
CN101850201B CN201010155650.5A CN201010155650A CN101850201B CN 101850201 B CN101850201 B CN 101850201B CN 201010155650 A CN201010155650 A CN 201010155650A CN 101850201 B CN101850201 B CN 101850201B
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CN
China
Prior art keywords
filtration membrane
nitride layer
porous polymeric
layer
polymeric nitride
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.)
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Application number
CN201010155650.5A
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English (en)
Chinese (zh)
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CN101850201A (zh
Inventor
N·法扎纳
D·卡齐米
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.)
Parker Hannifin Corp
Original Assignee
General Electric Co
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Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of CN101850201A publication Critical patent/CN101850201A/zh
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
    • B01D46/543—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms using 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
    • B01D69/1214—Chemically bonded layers, e.g. cross-linking
    • 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
    • B01D69/1218—Layers having the same chemical composition, but different properties, e.g. pore size, molecular weight or porosity
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • 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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Materials (AREA)
CN201010155650.5A 2009-03-23 2010-03-23 分层式过滤膜片及其制造方法 Active CN101850201B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/409137 2009-03-23
US12/409,137 US8118910B2 (en) 2009-03-23 2009-03-23 Layered filtration membrane and methods of making same

Publications (2)

Publication Number Publication Date
CN101850201A CN101850201A (zh) 2010-10-06
CN101850201B true CN101850201B (zh) 2015-09-02

Family

ID=42046378

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201010155650.5A Active CN101850201B (zh) 2009-03-23 2010-03-23 分层式过滤膜片及其制造方法

Country Status (4)

Country Link
US (1) US8118910B2 (enExample)
EP (1) EP2233200B1 (enExample)
JP (1) JP5627257B2 (enExample)
CN (1) CN101850201B (enExample)

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JP5133039B2 (ja) * 2007-12-07 2013-01-30 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およびその製造方法ならびに防水通気フィルタ
JPWO2010092938A1 (ja) * 2009-02-16 2012-08-16 住友電工ファインポリマー株式会社 多孔質複層フィルターおよびその製造方法
US9132616B2 (en) * 2010-08-31 2015-09-15 Bha Altair, Llc Multi-layer composite membrane materials and methods therefor
TWI453114B (zh) * 2012-05-11 2014-09-21 Entire Technology Co Ltd 多孔複合膜的製造方法
CN102927953B (zh) * 2012-11-08 2015-06-10 西南石油大学 一种剪切流动下聚合物水力学尺寸的测试方法及其测试装置
US9149748B2 (en) 2012-11-13 2015-10-06 Hollingsworth & Vose Company Multi-layered filter media
US9149749B2 (en) 2012-11-13 2015-10-06 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
US11090590B2 (en) 2012-11-13 2021-08-17 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
EP2958652A4 (en) * 2013-02-25 2017-02-22 Hollingsworth & Vose Company Multi-layered filter media
CN103657276B (zh) * 2013-12-23 2016-02-10 北京大学 一种细颗粒物过滤结构及其制备方法
US10195542B2 (en) 2014-05-15 2019-02-05 Hollingsworth & Vose Company Surface modified filter media
US10399024B2 (en) 2014-05-15 2019-09-03 Hollingsworth & Vose Company Surface modified filter media
US10828587B2 (en) 2015-04-17 2020-11-10 Hollingsworth & Vose Company Stable filter media including nanofibers
GB2547910A (en) * 2016-03-02 2017-09-06 Icon Tech Systems Ltd Filter
WO2017169591A1 (ja) * 2016-03-31 2017-10-05 日本碍子株式会社 多孔質支持体、多孔質支持体の製造方法、分離膜構造体及び分離膜構造体の製造方法
US10625196B2 (en) 2016-05-31 2020-04-21 Hollingsworth & Vose Company Coalescing filter media
EP3429843B1 (en) * 2016-07-07 2021-06-30 Hewlett-Packard Development Company, L.P. Housings for electronic devices formed of metal fluoropolymer composites
WO2018049600A1 (en) 2016-09-14 2018-03-22 W.L. Gore & Associates Gmbh Assembly for protecting acoustic device
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
CN106678980A (zh) * 2017-02-10 2017-05-17 上海帆煜自动化科技有限公司 一种挂壁式空气处理装置

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CN1276744A (zh) * 1997-08-22 2000-12-13 能源及环境研究中心基金会 过滤器和静电分离器的组合装置
US6214093B1 (en) * 1998-07-08 2001-04-10 Nitto Denko Corporation Filter medium for air filters
CN1459392A (zh) * 2002-05-15 2003-12-03 日东电工株式会社 通气元件以及使用该通气元件的通气壳体
CN101242889A (zh) * 2005-07-18 2008-08-13 戈尔企业控股股份有限公司 多孔ptfe材料以及由其生产的制品
CN101380548A (zh) * 2007-09-04 2009-03-11 富士胶片株式会社 结晶聚合物微孔膜及其制备方法、和过滤器

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US5116650A (en) * 1990-12-03 1992-05-26 W. L. Gore & Associates, Inc. Dioxole/tfe copolymer composites
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JP3273735B2 (ja) * 1996-05-17 2002-04-15 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およびその製造方法、シート状ポリテトラフルオロエチレン成形体、並びに、エアーフィルター用濾材
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JP2002301321A (ja) * 2001-04-05 2002-10-15 Daikin Ind Ltd 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
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CN1276744A (zh) * 1997-08-22 2000-12-13 能源及环境研究中心基金会 过滤器和静电分离器的组合装置
US6214093B1 (en) * 1998-07-08 2001-04-10 Nitto Denko Corporation Filter medium for air filters
CN1459392A (zh) * 2002-05-15 2003-12-03 日东电工株式会社 通气元件以及使用该通气元件的通气壳体
CN101242889A (zh) * 2005-07-18 2008-08-13 戈尔企业控股股份有限公司 多孔ptfe材料以及由其生产的制品
CN101380548A (zh) * 2007-09-04 2009-03-11 富士胶片株式会社 结晶聚合物微孔膜及其制备方法、和过滤器

Also Published As

Publication number Publication date
US20100236410A1 (en) 2010-09-23
JP5627257B2 (ja) 2014-11-19
US8118910B2 (en) 2012-02-21
CN101850201A (zh) 2010-10-06
EP2233200A1 (en) 2010-09-29
EP2233200B1 (en) 2015-11-04
JP2010221214A (ja) 2010-10-07

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Legal Events

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
ASS Succession or assignment of patent right

Owner name: BHA AERTAIER CO., LTD.

Free format text: FORMER OWNER: GENERAL ELECTRIC CO.

Effective date: 20140408

C41 Transfer of patent application or patent right or utility model
TA01 Transfer of patent application right

Effective date of registration: 20140408

Address after: Tennessee

Applicant after: GEN ELECTRIC

Address before: American New York

Applicant before: General Electric Company

C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20210809

Address after: Ohio, USA

Patentee after: PARKER-HANNIFIN Corp.

Address before: Tennessee

Patentee before: BHA Altair LLC