FR2482516B1 - - Google Patents

Info

Publication number
FR2482516B1
FR2482516B1 FR8109621A FR8109621A FR2482516B1 FR 2482516 B1 FR2482516 B1 FR 2482516B1 FR 8109621 A FR8109621 A FR 8109621A FR 8109621 A FR8109621 A FR 8109621A FR 2482516 B1 FR2482516 B1 FR 2482516B1
Authority
FR
France
Prior art keywords
porous membrane
thermoplastic resin
membrane
porosity
dyn
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
Application number
FR8109621A
Other languages
English (en)
Other versions
FR2482516A1 (fr
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.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
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 Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Publication of FR2482516A1 publication Critical patent/FR2482516A1/fr
Application granted granted Critical
Publication of FR2482516B1 publication Critical patent/FR2482516B1/fr
Granted legal-status Critical Current

Links

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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491—Porosity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/494—Tensile strength
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
FR8109621A 1980-05-15 1981-05-14 Membrane poreuse en resine thermoplastique, procede pour sa preparation, micro-filtre, membrane de separation du plasma sanguin et separateur pour batterie alcaline l'utilisant Granted FR2482516A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6334280A JPS56159128A (en) 1980-05-15 1980-05-15 Thermoplastic resin porous film and production thereof

Publications (2)

Publication Number Publication Date
FR2482516A1 FR2482516A1 (fr) 1981-11-20
FR2482516B1 true FR2482516B1 (fr) 1985-03-29

Family

ID=13226461

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8109621A Granted FR2482516A1 (fr) 1980-05-15 1981-05-14 Membrane poreuse en resine thermoplastique, procede pour sa preparation, micro-filtre, membrane de separation du plasma sanguin et separateur pour batterie alcaline l'utilisant

Country Status (5)

Country Link
US (1) US4613441A (fr)
JP (1) JPS56159128A (fr)
DE (1) DE3118924A1 (fr)
FR (1) FR2482516A1 (fr)
GB (1) GB2078604B (fr)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5859072A (ja) * 1981-10-05 1983-04-07 Asahi Chem Ind Co Ltd 熱可塑性樹脂多孔膜の製造方法
JPS58128818A (ja) * 1982-01-28 1983-08-01 Mitsui Toatsu Chem Inc ポリプロピレン発泡フイルム
JPS58197659A (ja) * 1982-05-13 1983-11-17 Asahi Chem Ind Co Ltd 電池用セパレ−タ−の製造方法
JPS5926230A (ja) * 1982-08-03 1984-02-10 Gunze Ltd ポリオレフイン系発泡シ−トもしくはフイルム
JPS5936140A (ja) * 1982-08-23 1984-02-28 Gunze Ltd ポリオレフイン系発泡シ−トもしくはフイルム
ZA837304B (en) * 1982-09-30 1985-05-29 Extracorporeal Med Spec Semipermeable membranes and method of making the same
DE3482378D1 (de) * 1983-11-26 1990-07-05 Matsushita Electric Ind Co Ltd Zusammengesetzte, fuer selektive gastrennung geeignete folien.
DE3564078D1 (en) * 1984-11-09 1988-09-08 Terumo Corp Flat permeable membrane and method for manufacture thereof
JPS61114701A (ja) * 1984-11-09 1986-06-02 Terumo Corp 平膜型透過性膜およびその製造方法
GB8432048D0 (en) * 1984-12-19 1985-01-30 Raychem Ltd Electrochemical cells
GB2168981B (en) * 1984-12-27 1988-07-06 Asahi Chemical Ind Porous fluorine resin membrane and process for preparation thereof
JPS61152739A (ja) * 1984-12-27 1986-07-11 Asahi Chem Ind Co Ltd エチレン−テトラフルオロエチレン共重合体多孔膜の製造方法
CA1312429C (fr) * 1985-08-29 1993-01-12 Yukio Seita Membrane poreuse servant a separer les composants du sang et methode de fabrication
US4839296A (en) * 1985-10-18 1989-06-13 Chem-Elec, Inc. Blood plasma test method
US4833172A (en) * 1987-04-24 1989-05-23 Ppg Industries, Inc. Stretched microporous material
US4861644A (en) * 1987-04-24 1989-08-29 Ppg Industries, Inc. Printed microporous material
JPS6434408A (en) * 1987-07-30 1989-02-03 Toray Industries Porous membrane of polytetrafluoroethylene-base resin and production thereof
JPS6434407A (en) * 1987-07-30 1989-02-03 Toray Industries Porous membrane of polytetrafluoroethylene-base resin and production thereof
DE3730024A1 (de) * 1987-09-08 1989-03-16 Basf Ag Formen fuer das druckschlickergiessen zur herstellung von formteilen aus keramischen massen
US4867881A (en) * 1987-09-14 1989-09-19 Minnesota Minning And Manufacturing Company Orientied microporous film
JPH0796627B2 (ja) * 1987-11-24 1995-10-18 東レ株式会社 ポリオレフィン微孔膜
US4842741A (en) * 1988-03-25 1989-06-27 Du Pont Canada Inc. Heterogeneous membranes from highly filled thermoplastic orientable polymers
US4909971A (en) * 1988-03-25 1990-03-20 Du Pont Canada Inc. Process for making a heterogeneous membrane film
US4865930A (en) * 1988-10-27 1989-09-12 Hughes Aircraft Company Method for forming a gas-permeable and ion-permeable membrane
US4869732A (en) * 1988-12-23 1989-09-26 Texaco Inc. Deoxygenation of aqueous polymer solutions used in enhanced oil recovery processes
US5232600A (en) * 1989-05-15 1993-08-03 Pall Corporation Hydrophobic membranes
US4954256A (en) * 1989-05-15 1990-09-04 Pall Corporation Hydrophobic membranes
US5082715A (en) * 1989-08-28 1992-01-21 Minnesota Mining And Manufacturing Company Conformable polymeric marking sheet
US5120154A (en) * 1989-08-28 1992-06-09 Minnesota Mining And Manufacturing Company Trafficway conformable polymeric marking sheet
US5059317A (en) * 1989-10-02 1991-10-22 Dietrich Marius Transportable apparatus for producing drinking water
FR2652950B1 (fr) * 1989-10-10 1996-07-19 Japan Storage Battery Co Ltd Batterie secondaire alcaline etanche.
JP2559064Y2 (ja) * 1991-02-05 1998-01-14 博子 篠崎 ベビーカー用カバー
US5358678A (en) * 1991-07-04 1994-10-25 Mitsubishi Kasei Corporation Polytetrafluoroethylene porous film and process for preparing the same
US5674919A (en) * 1991-12-27 1997-10-07 Mitsui Petrochemical Industries, Ltd. Biaxially oriented film of high molecular weight polyethylene, process for preparing the same, surface-modified biaxially oriented film of high molecular weight polyethylene and process for preparing the same
JPH0653826B2 (ja) * 1992-05-18 1994-07-20 東燃株式会社 ポリエチレン微多孔膜
DE4319002A1 (de) * 1993-06-08 1995-02-23 Forsch Kurt Schwabe Meinsberg Elektrochemischer Sensor zur Bestimmung von Peressigsäure
JP3416822B2 (ja) * 1993-09-22 2003-06-16 旭電化工業株式会社 弾性成形型内に成形材料を充填する方法
US6814909B1 (en) * 1995-10-04 2004-11-09 Sumitomo Chemical Company, Limited Indicator
US5759678A (en) * 1995-10-05 1998-06-02 Mitsubishi Chemical Corporation High-strength porous film and process for producing the same
US6074718A (en) * 1996-02-06 2000-06-13 Koch Membrane Systems, Inc. Self supporting hollow fiber membrane and method of construction
US5676996A (en) * 1996-02-29 1997-10-14 Sekisui Kagaku Kogyo Kabushiki Kaisha Method of preparing carrier for blood treatment apparatus
WO1997047481A1 (fr) 1996-06-14 1997-12-18 Minnesota Mining And Manufacturing Company Unite d'affichage et procedes d'affichage d'une image
US6632510B1 (en) 1997-07-14 2003-10-14 3M Innovative Properties Company Microporous inkjet receptors containing both a pigment management system and a fluid management system
US6114022A (en) * 1997-08-11 2000-09-05 3M Innovative Properties Company Coated microporous inkjet receptive media and method for controlling dot diameter
US6537650B1 (en) 1998-06-19 2003-03-25 3M Innovative Properties Company Inkjet receptor medium having ink migration inhibitor and method of making and using same
US6383612B1 (en) 1998-06-19 2002-05-07 3M Innovative Properties Company Ink-drying agents for inkjet receptor media
US6703112B1 (en) 1998-06-19 2004-03-09 3M Innovative Properties Company Organometallic salts for inkjet receptor media
BR0008174A (pt) 1999-02-12 2001-11-06 3M Innovative Properties Co Meio receptor de imagem, processo para preparação de uma camada formadora de imagem sobre um meio de base, gráfico de imagem, e, processo para fixar um gráfico de imagem
CN1354715A (zh) 1999-04-16 2002-06-19 3M创新有限公司 带有多阶段油墨迁移抑制剂的喷墨接受介质
EP1289743A4 (fr) 2000-06-09 2006-07-05 3M Innovative Properties Co Materiaux et procedes permettant de creer un support de reception de jet d'encre aqueux durable et etanche
US6979480B1 (en) 2000-06-09 2005-12-27 3M Innovative Properties Company Porous inkjet receptor media
US6555213B1 (en) 2000-06-09 2003-04-29 3M Innovative Properties Company Polypropylene card construction
US6506478B1 (en) 2000-06-09 2003-01-14 3M Innovative Properties Company Inkjet printable media
JP4014506B2 (ja) * 2001-02-07 2007-11-28 旭化成ケミカルズ株式会社 フッ素系イオン交換膜
CN100448517C (zh) * 2001-03-06 2009-01-07 旭化成化学株式会社 制造空心纤维膜的方法
US7306729B2 (en) * 2005-07-18 2007-12-11 Gore Enterprise Holdings, Inc. Porous PTFE materials and articles produced therefrom
JP4863970B2 (ja) * 2007-11-16 2012-01-25 富士フイルム株式会社 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
US9452372B2 (en) * 2012-10-18 2016-09-27 Baker Hughes Incorporated Method for preparing a porous fluoropolymer and preparing an article of same
JP7115309B2 (ja) * 2017-03-30 2022-08-09 東レ株式会社 分離膜及び分離膜の製造方法
KR20190062168A (ko) * 2017-11-28 2019-06-05 주식회사 엘지화학 불소계 수지 다공성 막의 제조방법
CN113320196B (zh) * 2021-04-09 2022-05-06 山东国维复合材料科技有限公司 一种薄膜成型装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3558764A (en) * 1966-09-06 1971-01-26 Celanese Corp Process for preparing microporous film
FR1544807A (fr) * 1967-09-27 1968-11-08 Celanese Corp Pellicule à cellules ouvertes
SE392582B (sv) * 1970-05-21 1977-04-04 Gore & Ass Forfarande vid framstellning av ett porost material, genom expandering och streckning av en tetrafluoretenpolymer framstelld i ett pastabildande strengsprutningsforfarande
US3962153A (en) * 1970-05-21 1976-06-08 W. L. Gore & Associates, Inc. Very highly stretched polytetrafluoroethylene and process therefor
US3679538A (en) * 1970-10-28 1972-07-25 Celanese Corp Novel open-celled microporous film
JPS4989772A (fr) * 1972-12-28 1974-08-27
US3843761A (en) * 1973-05-30 1974-10-22 Celanese Corp Process for preparing a thermoplastic microporous film involving a cold stretching step and multiple hot stretching steps
JPS51119069A (en) * 1975-03-20 1976-10-19 Nippon Oil Co Ltd Method of producing permeable film
DK171108B1 (da) * 1976-08-30 1996-06-10 Akzo Nv Mikroporøst polymerlegeme samt dettes fremstilling og anvendelse
JPS5937292B2 (ja) * 1977-10-03 1984-09-08 旭化成株式会社 ポリオレフイン樹脂多孔膜およびアルカリ蓄電池セパレ−タ−ならびにミクロフイルタ−
GB2014184B (en) * 1978-01-10 1982-05-19 Asahi Chemical Ind Method of separating oil from oil-containing liquid
JPS54111568A (en) * 1978-02-20 1979-08-31 Nitto Electric Ind Co Ltd Preparation of porous polytetrafluoroethylene molded article
NO153879C (no) * 1978-07-31 1986-06-11 Akzo Nv Fremstilling av en membran med poroes overflate.
US4250002A (en) * 1979-09-19 1981-02-10 Hooker Chemicals & Plastics Corp. Polymeric microporous separators for use in electrolytic processes and devices

Also Published As

Publication number Publication date
DE3118924C2 (fr) 1987-11-19
GB2078604A (en) 1982-01-13
US4613441A (en) 1986-09-23
GB2078604B (en) 1984-05-16
JPS56159128A (en) 1981-12-08
DE3118924A1 (de) 1982-04-08
FR2482516A1 (fr) 1981-11-20

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Legal Events

Date Code Title Description
ST Notification of lapse