KR20170028351A - 나노섬유 시트 상에 캐스팅된 막을 포함하는 복합 여과막 - Google Patents

나노섬유 시트 상에 캐스팅된 막을 포함하는 복합 여과막 Download PDF

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Publication number
KR20170028351A
KR20170028351A KR1020177000140A KR20177000140A KR20170028351A KR 20170028351 A KR20170028351 A KR 20170028351A KR 1020177000140 A KR1020177000140 A KR 1020177000140A KR 20177000140 A KR20177000140 A KR 20177000140A KR 20170028351 A KR20170028351 A KR 20170028351A
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membrane
film
substrate
nanofiber
polymer
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Ceased
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KR1020177000140A
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Korean (ko)
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시몬 프리스크
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이 아이 듀폰 디 네모아 앤드 캄파니
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Publication of KR20170028351A publication Critical patent/KR20170028351A/ko
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    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0013—Casting processes
    • 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
    • B01D67/0004—Organic membrane manufacture by agglomeration of particles
    • B01D67/00042—Organic membrane manufacture by agglomeration of particles by deposition of fibres, nanofibres or nanofibrils
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • B01D67/00111—Polymer pretreatment in the casting solutions
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • B01D69/1071—Woven, non-woven or net mesh
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • 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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • 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
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    • B01D69/122—Separate manufacturing of ultra-thin membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • 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
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
    • 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
    • B01D71/34—Polyvinylidene fluoride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
    • B01D71/421—Polyacrylonitrile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D71/06—Organic material
    • B01D71/48—Polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides
    • 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
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/39—Electrospinning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/40—Details relating to membrane preparation in-situ membrane formation
    • 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
    • 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
    • B01D2325/022—Asymmetric membranes
    • 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
    • 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
    • B01D2325/02832—1-10 nm
    • 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
    • B01D2325/02833—Pore size more than 10 and up to 100 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01D2325/40—Fibre reinforced membranes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2381/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen, or carbon only; Polysulfones; Derivatives of such polymers
    • C08J2381/06—Polysulfones; Polyethersulfones

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
KR1020177000140A 2014-07-07 2015-07-01 나노섬유 시트 상에 캐스팅된 막을 포함하는 복합 여과막 Ceased KR20170028351A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462021264P 2014-07-07 2014-07-07
US62/021,264 2014-07-07
PCT/US2015/038765 WO2016007345A1 (en) 2014-07-07 2015-07-01 Composite filtration membranes comprising a casted membrane on a nanofiber sheet

Publications (1)

Publication Number Publication Date
KR20170028351A true KR20170028351A (ko) 2017-03-13

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KR1020177000140A Ceased KR20170028351A (ko) 2014-07-07 2015-07-01 나노섬유 시트 상에 캐스팅된 막을 포함하는 복합 여과막

Country Status (6)

Country Link
US (1) US20160001235A1 (enExample)
EP (1) EP3166713A1 (enExample)
JP (2) JP2017529994A (enExample)
KR (1) KR20170028351A (enExample)
CN (1) CN106604773A (enExample)
WO (1) WO2016007345A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023234738A1 (ko) * 2022-06-02 2023-12-07 도레이첨단소재 주식회사 고투과량 나노여과막 및 이의 제조방법

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016507671A (ja) 2013-02-14 2016-03-10 ナノパレイル，エルエルシー 電界紡糸ナノファイバーのハイブリッドフェルト
KR101485119B1 (ko) * 2014-02-12 2015-01-22 광주과학기술원 전기방사를 이용한 개선된 폴리에테르설폰 나노섬유 멤브레인의 제조방법
AU2016298326B2 (en) 2015-07-29 2022-08-04 Gradiant Corporation Osmotic desalination methods and associated systems
WO2017030937A1 (en) 2015-08-14 2017-02-23 Gradiant Corporation Production of multivalent ion-rich process streams using multi-stage osmotic separation
WO2017030932A1 (en) 2015-08-14 2017-02-23 Gradiant Corporation Selective retention of multivalent ions
CA3026497C (en) * 2016-06-10 2023-09-19 Ascend Performance Materials Operations Llc Solution-spun polyamide nanofiber nonwovens
CN109922873B (zh) * 2016-10-19 2021-11-02 格雷迪安特公司 渗透膜
JP6858618B2 (ja) * 2017-03-30 2021-04-14 帝人株式会社 液体フィルター用基材
US10328386B2 (en) * 2017-05-18 2019-06-25 Uop Llc Co-cast thin film composite flat sheet membranes for gas separations and olefin/paraffin separations
US10606566B2 (en) * 2017-06-03 2020-03-31 Apple Inc. Integration of learning models into a software development system
WO2019147205A1 (en) 2017-09-07 2019-08-01 Sabanci Universitesi Zwitterionic thin film composite membranes with high performance
CN109021344A (zh) * 2018-06-06 2018-12-18 广西民族大学 一种聚丙烯腈纳米纤维膜/聚烯烃弹性体复合材料及其制备方法
CN108854571B (zh) * 2018-07-11 2020-10-30 常州大学 一种利用超声雾化沉积法制备分离膜的方法
WO2020041542A1 (en) 2018-08-22 2020-02-27 Gradiant Corporation Liquid solution concentration system comprising isolated subsystem and related methods
JP7296741B2 (ja) * 2019-02-05 2023-06-23 日本バイリーン株式会社 不織布、および、該不織布を支持体として備える複合膜
CN110170254A (zh) * 2019-05-31 2019-08-27 江南大学 纳米碳纤维增强聚偏氟乙烯自支撑超滤膜的制备方法及其应用
JP7377720B2 (ja) * 2020-01-07 2023-11-10 日本バイリーン株式会社 複合膜およびその製造方法
CN111644079B (zh) * 2020-06-03 2022-03-15 武汉纺织大学 一种高表面粗糙度的纳滤膜材料及其制备方法
EP4247522A4 (en) 2020-11-17 2024-10-09 Gradiant Corporation OSMOTIC SYSTEMS AND PROCESSES INVOLVING ENERGY HARVESTING
CN113957610B (zh) * 2021-11-25 2023-11-10 北京化工大学 一种电纺纳米纤维油水分离膜用于高精度分离水质烷基汞的方法
CN118727260B (zh) * 2023-09-04 2026-04-21 东华大学 一种纳米纤维膜及其制备方法和用途

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3849241A (en) 1968-12-23 1974-11-19 Exxon Research Engineering Co Non-woven mats by melt blowing
GB1522605A (en) 1974-09-26 1978-08-23 Ici Ltd Preparation of fibrous sheet product
ES480577A1 (es) * 1978-05-15 1980-08-16 Pall Corp Un procedimiento para preparar membranas de poliamida.
US4536361A (en) 1978-08-28 1985-08-20 Torobin Leonard B Method for producing plastic microfilaments
US4277344A (en) 1979-02-22 1981-07-07 Filmtec Corporation Interfacially synthesized reverse osmosis membrane
US4812270A (en) 1986-04-28 1989-03-14 Filmtec Corporation Novel water softening membranes
US4765897A (en) 1986-04-28 1988-08-23 The Dow Chemical Company Polyamide membranes useful for water softening
US4824574A (en) 1986-04-28 1989-04-25 The Dow Chemical Company Novel water softening process using membranes
US4769148A (en) 1987-11-18 1988-09-06 The Dow Chemical Company Novel polyamide reverse osmosis membranes
US4859384A (en) 1987-11-18 1989-08-22 Filmtec Corp. Novel polyamide reverse osmosis membranes
EP0498672A3 (en) 1991-02-07 1993-06-23 Chisso Corporation Microfiber-generating fibers and woven or non-woven fabrics produced therefrom
US5183670A (en) 1991-04-30 1993-02-02 United Technologies Corporation Bi-functional transfer foot
US5433859A (en) * 1993-07-12 1995-07-18 Pall Corporation Supported microporous filtration membrane and method of using same
JP3418889B2 (ja) * 1995-01-19 2003-06-23 東レ株式会社 複合逆浸透膜
JP3221266B2 (ja) * 1995-02-03 2001-10-22 東レ株式会社 複合半透膜の製造方法および溶媒の回収・精製方法
CA2236340C (en) 1995-11-30 2005-07-26 Kimberly-Clark Worldwide, Inc. Superfine microfiber nonwoven web
US6315806B1 (en) 1997-09-23 2001-11-13 Leonard Torobin Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby
US6382526B1 (en) 1998-10-01 2002-05-07 The University Of Akron Process and apparatus for the production of nanofibers
US6110588A (en) 1999-02-05 2000-08-29 3M Innovative Properties Company Microfibers and method of making
US6706184B2 (en) * 2000-08-07 2004-03-16 Cuno Incorporated Unsupported multizone microporous membrane
US6520425B1 (en) 2001-08-21 2003-02-18 The University Of Akron Process and apparatus for the production of nanofibers
KR100549140B1 (ko) 2002-03-26 2006-02-03 이 아이 듀폰 디 네모아 앤드 캄파니 일렉트로-브로운 방사법에 의한 초극세 나노섬유 웹제조방법
US7441667B2 (en) * 2005-12-15 2008-10-28 E.I. Du Pont De Nemours And Company Composite membranes for liquid filtration having improved uniformity and adhesion of substrate to membrane
US20080070463A1 (en) 2006-09-20 2008-03-20 Pankaj Arora Nanowebs
WO2009025900A2 (en) * 2007-05-26 2009-02-26 Stonybrook Water Purification High flux fluid separation membranes comprising a cellulose or cellulose derivative layer
US7998885B2 (en) * 2008-06-30 2011-08-16 E. I. Du Pont De Nemours And Company Fine-fiber nonwoven-supported coating structure
EP2419203B1 (en) * 2009-04-13 2020-08-12 Entegris, Inc. Porous composite membrane
EP2561128B1 (en) * 2010-04-22 2015-01-21 3M Innovative Properties Company Nonwoven fibrous webs containing chemically active particulates and methods of making and using same
US8580161B2 (en) * 2010-05-04 2013-11-12 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Fluidic devices comprising photocontrollable units
CN101947415B (zh) * 2010-08-13 2012-06-20 东华大学 静电纺丝和静电喷雾方法相结合制备纳米纤维基复合分离膜
CN102380257B (zh) * 2010-09-02 2013-11-06 财团法人工业技术研究院 脱盐过滤材料
EP2659952A4 (en) * 2010-12-28 2014-09-17 Toray Industries SEPARATION MEMBRANE ELEMENT
EP2717999B1 (en) * 2011-06-07 2022-06-01 Core Energy Recovery Solutions Inc. A heat and moisture exchanger
KR101447268B1 (ko) * 2011-09-20 2014-10-07 제일모직주식회사 박막 복합 분리막 및 그 제조방법
TWI453062B (zh) * 2011-12-28 2014-09-21 Ind Tech Res Inst 脫鹽過濾材料
KR101516614B1 (ko) * 2013-11-04 2015-04-30 한국에너지기술연구원 나노섬유 복합 분리막 및 이의 제조방법

Cited By (2)

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WO2023234738A1 (ko) * 2022-06-02 2023-12-07 도레이첨단소재 주식회사 고투과량 나노여과막 및 이의 제조방법
KR20230167781A (ko) * 2022-06-02 2023-12-12 도레이첨단소재 주식회사 고투과량 나노여과막 및 이의 제조방법

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