CA2124084A1 - Membranes a micro structure et methodes de fabrication - Google Patents

Membranes a micro structure et methodes de fabrication

Info

Publication number
CA2124084A1
CA2124084A1 CA002124084A CA2124084A CA2124084A1 CA 2124084 A1 CA2124084 A1 CA 2124084A1 CA 002124084 A CA002124084 A CA 002124084A CA 2124084 A CA2124084 A CA 2124084A CA 2124084 A1 CA2124084 A1 CA 2124084A1
Authority
CA
Canada
Prior art keywords
pores
membrane
face
percent
sheet
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.)
Abandoned
Application number
CA002124084A
Other languages
English (en)
Inventor
Kaveh Pournoor
Robert S. Moshrefzadeh
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.)
3M Co
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of CA2124084A1 publication Critical patent/CA2124084A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/0015Production of aperture devices, microporous systems or stamps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002Organic membrane manufacture
    • B01D67/0023Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002Organic membrane manufacture
    • B01D67/0023Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0032Organic membrane manufacture by inducing porosity into non porous precursor membranes by elimination of segments of the precursor, e.g. nucleation-track membranes, lithography or laser methods
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2323/00Details relating to membrane preparation
    • B01D2323/34Use of radiation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2325/00Details relating to properties of membranes
    • B01D2325/02Details relating to pores or porosity of the membranes
    • B01D2325/021Pore shapes
    • B01D2325/0212Symmetric or isoporous membranes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2325/00Details relating to properties of membranes
    • B01D2325/02Details relating to pores or porosity of the membranes
    • B01D2325/021Pore shapes
    • B01D2325/0214Tapered pores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2325/00Details relating to properties of membranes
    • B01D2325/08Patterned membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CA002124084A 1991-12-09 1992-11-03 Membranes a micro structure et methodes de fabrication Abandoned CA2124084A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80429491A 1991-12-09 1991-12-09
US07/804294 1991-12-09

Publications (1)

Publication Number Publication Date
CA2124084A1 true CA2124084A1 (fr) 1993-06-24

Family

ID=25188634

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002124084A Abandoned CA2124084A1 (fr) 1991-12-09 1992-11-03 Membranes a micro structure et methodes de fabrication

Country Status (7)

Country Link
EP (1) EP0624114A1 (fr)
JP (1) JPH07501988A (fr)
AU (1) AU3125693A (fr)
CA (1) CA2124084A1 (fr)
IL (1) IL103793A0 (fr)
RU (1) RU94019986A (fr)
WO (1) WO1993011861A1 (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4015187B2 (ja) * 1994-10-22 2007-11-28 ブリティッシュ ニュークリア フュエルズ パブリック リミティド カンパニー 不混和性流体間の拡散移動のための方法及び装置
JP4015188B2 (ja) * 1994-10-22 2007-11-28 ブリティッシュ ニュークリア フュエルズ パブリック リミティド カンパニー 不混和性流体間の拡散移動のための方法及び装置
AU1362597A (en) * 1997-01-10 1998-08-03 Morphometrix Technologies Inc. Membrane microfilter manufacturing process
WO2000029167A1 (fr) * 1998-11-16 2000-05-25 Aradigm Corporation Procede de fabrication d'une membrane poreuse avec une structure des pores unique pour un apport medicamenteux par aerosol
DE60032610T2 (de) * 1999-06-11 2007-10-04 Gas Separation Technology, Inc. Poröses gasdurchlässiges material zur gastrennung
CN1360554A (zh) * 1999-07-14 2002-07-24 可口可乐公司 能通气的促销物隔腔
BR0008062A (pt) * 1999-12-08 2001-11-06 Baxter Int Membrana de filtro microporosa, método de produzir membrana de filtro microporosa, e separador que emprega membranas de filtro microporosas
JP4543762B2 (ja) * 2003-06-06 2010-09-15 住友電気工業株式会社 穿孔された多孔質樹脂基材及び穿孔内壁面を導電化した多孔質樹脂基材の製造方法
ATE533835T1 (de) * 2007-03-05 2011-12-15 Krones Ag Bierfilter
JP5395349B2 (ja) * 2007-11-27 2014-01-22 株式会社クレハ 多孔性ポリマー成形物の製造方法
WO2009158279A1 (fr) * 2008-06-24 2009-12-30 The University Of North Carolina At Chapel Hill Film à trous débouchants haute fidélité, et procédé associé
DE102008036920A1 (de) * 2008-08-04 2010-02-11 Itn Nanovation Ag Filtriereinheit zur Aufbereitung von Wasser
FR2944713A1 (fr) * 2009-04-27 2010-10-29 Centre Nat Rech Scient Substrats poreux microstructures, leur procede de preparation et leurs utilisations.
JP2011001434A (ja) * 2009-06-17 2011-01-06 Ube Industries Ltd ポリイミド多孔質体の製造方法、及びポリイミド多孔質体
TWI506070B (zh) * 2009-12-14 2015-11-01 3M Innovative Properties Co 微穿孔聚合物薄膜及其製造方法與用途
CN102781561B (zh) 2010-03-02 2015-09-30 Acal能源公司 气泡产生装置和方法
KR101899183B1 (ko) * 2011-03-03 2018-09-14 닛토덴코 가부시키가이샤 방수 통음막 및 전기 제품
DE102011017696A1 (de) * 2011-04-28 2012-10-31 Siemens Aktiengesellschaft Mikrosieb und Verfahren zum Herstellen eines Mikrosiebs
RU2525936C1 (ru) * 2013-07-09 2014-08-20 Федеральное государственное бюджетное учреждение высшего профессионального образования "Челябинская государственная агроинженерная академия" Способ фильтрации растворов и суспензий
EP3169424B1 (fr) 2014-07-18 2020-10-28 Sartorius Stedim Biotech GmbH Membrane avec cavités macroscopiques multiniveaux à amélioration de performance
JP6446218B2 (ja) * 2014-09-24 2018-12-26 日東電工株式会社 表裏で反射率が異なる光学フィルム
JP6396736B2 (ja) * 2014-09-24 2018-09-26 日東電工株式会社 防水通気膜と、それを備える防水通気部材および防水通気構造
JP6431325B2 (ja) * 2014-09-24 2018-11-28 日東電工株式会社 防水通音膜と、それを備える防水通音部材、電子機器、電子機器用ケースおよび防水通音構造
JP6396737B2 (ja) * 2014-09-24 2018-09-26 日東電工株式会社 吸着用シート及び吸着ユニットへの作業対象物の吸着方法並びにセラミックコンデンサの製造方法
EP3199578B1 (fr) * 2014-09-24 2020-11-25 Nitto Denko Corporation Film polymère, membrane de transmission sonore étanche à l'eau, élément de transmission sonore étanche à l'eau, appareil électronique, boîtier pour appareil électronique, structure de transmission sonore étanche à l'eau, membrane de transmission d'air étanche à l'eau, élément de transmission d'air étanche à l'eau, structure de transmission d'air étanche à l'eau, feuille d'adsorption, procédé d'adsorption d'objet à travailler dans une unité d'adsorption, procédé de fabrication de condensateur céramique, film optique, élément optique et composition
CN107251572B (zh) * 2015-02-27 2020-10-09 日东电工株式会社 音响声阻、具备该音响声阻的音响声阻构件及音响设备
EP4331712A1 (fr) * 2022-08-31 2024-03-06 Oxyphen GmbH Membranes étanches aux gaz pour l'évacuation d'urgence.
WO2024089493A1 (fr) * 2022-10-27 2024-05-02 3M Innovative Properties Company Membranes polymères poreuses comprenant un réseau à motifs de trous traversants et leurs procédés de fabrication

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3742770A1 (de) * 1987-12-17 1989-06-29 Akzo Gmbh Mikro-/ultrafiltrationsmembranen mit definierter porengroesse durch bestrahlung mit gepulsten lasern und verfahren zur herstellung
FR2662635B1 (fr) * 1990-06-01 1995-01-27 Cyclopore Sa Materiau microperfore transparent et procede de preparation.

Also Published As

Publication number Publication date
RU94019986A (ru) 1996-04-27
IL103793A0 (en) 1993-04-04
EP0624114A1 (fr) 1994-11-17
JPH07501988A (ja) 1995-03-02
AU3125693A (en) 1993-07-19
WO1993011861A1 (fr) 1993-06-24

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Legal Events

Date Code Title Description
FZDE Discontinued