FR2314215A1 - Membranes en copolymere d'ethylene/alcool vinylique possedant des caracteristiques de permeabilite ameliorees, et procede pour leur production - Google Patents

Membranes en copolymere d'ethylene/alcool vinylique possedant des caracteristiques de permeabilite ameliorees, et procede pour leur production

Info

Publication number
FR2314215A1
FR2314215A1 FR7617618A FR7617618A FR2314215A1 FR 2314215 A1 FR2314215 A1 FR 2314215A1 FR 7617618 A FR7617618 A FR 7617618A FR 7617618 A FR7617618 A FR 7617618A FR 2314215 A1 FR2314215 A1 FR 2314215A1
Authority
FR
France
Prior art keywords
membranes
ethylene
production
vinyl alcohol
alcohol copolymer
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.)
Granted
Application number
FR7617618A
Other languages
English (en)
Other versions
FR2314215B1 (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.)
Kuraray Co Ltd
Original Assignee
Kuraray Co 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 JP50069873A external-priority patent/JPS51145474A/ja
Priority claimed from JP1097376A external-priority patent/JPS5856379B2/ja
Application filed by Kuraray Co Ltd filed Critical Kuraray Co Ltd
Publication of FR2314215A1 publication Critical patent/FR2314215A1/fr
Application granted granted Critical
Publication of FR2314215B1 publication Critical patent/FR2314215B1/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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0095—Drying
    • 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
    • B01D67/00091—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching by evaporation
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0016—Coagulation
    • 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
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/38—Polyalkenylalcohols; Polyalkenylesters; Polyalkenylethers; Polyalkenylaldehydes; Polyalkenylketones; Polyalkenylacetals; Polyalkenylketals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
FR7617618A 1975-06-10 1976-06-10 Membranes en copolymere d'ethylene/alcool vinylique possedant des caracteristiques de permeabilite ameliorees, et procede pour leur production Granted FR2314215A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP50069873A JPS51145474A (en) 1975-06-10 1975-06-10 A blood dialysis membrane with outstanding dialysis performance and a process for producing it
JP1097376A JPS5856379B2 (ja) 1976-02-03 1976-02-03 エチレン−ビニルアルコ−ル系共重合体膜の製造方法

Publications (2)

Publication Number Publication Date
FR2314215A1 true FR2314215A1 (fr) 1977-01-07
FR2314215B1 FR2314215B1 (fr) 1979-04-06

Family

ID=26346336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7617618A Granted FR2314215A1 (fr) 1975-06-10 1976-06-10 Membranes en copolymere d'ethylene/alcool vinylique possedant des caracteristiques de permeabilite ameliorees, et procede pour leur production

Country Status (4)

Country Link
CA (1) CA1073822A (fr)
DE (1) DE2625681C3 (fr)
FR (1) FR2314215A1 (fr)
GB (1) GB1503270A (fr)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2401949A1 (fr) * 1977-09-06 1979-03-30 Kuraray Co Membranes en copolymere d'ethylene et d'alcool vinylique ayant des proprietes ameliorees et procede pour les preparer
FR2435276A1 (fr) * 1978-09-07 1980-04-04 Kuraray Co Membranes en copolymere d'ethylene et d'alcool vinylique et procede pour leur preparation
FR2441641A2 (fr) * 1978-11-15 1980-06-13 Kuraray Co Membranes en copolymere d'ethylene et d'alcool vinylique ayant des proprietes ameliorees et procede pour les preparer
FR2454829A1 (fr) * 1979-04-27 1980-11-21 Kuraray Co Membranes sous forme de fibres creuses en copolymere d'ethylene et d'alcool vinylique et procede pour leur preparation
FR2455473A1 (fr) * 1979-04-30 1980-11-28 Kuraray Co Membrane sous forme de fibre creuse en copolymere d'ethylene et d'alcool vinylique et procede pour sa preparation
EP0183103A1 (fr) * 1984-11-09 1986-06-04 TERUMO KABUSHIKI KAISHA trading as TERUMO CORPORATION Membrane plate perméable et son procédé de fabrication
US4830796A (en) * 1986-06-20 1989-05-16 Eniricerche S.P.A. Process for preparing a polyester-amide hollow fiber membrane
US4879036A (en) * 1986-06-20 1989-11-07 Eniricerche, S.P.A. Asymmetrical membrane of polyester-amide and process for preparing it
US4964991A (en) * 1984-11-09 1990-10-23 Terumo Corporation Flat permeable membrane and for manufacture thereof
FR2691077A1 (fr) * 1992-05-13 1993-11-19 Pall Corp Membrane d'ultrafiltration, procédé pour son utilisation, procédé pour tester son intégrité et procédé pour sa fabrication.
US5788862A (en) * 1992-05-13 1998-08-04 Pall Corporation Filtration medium
WO2000043115A1 (fr) * 1999-01-21 2000-07-27 Ebara Corporation Membranes a fibres creuses en ethylene alcool de vinyle

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753564Y2 (fr) * 1977-06-01 1982-11-19
DE3801528C2 (de) * 1988-01-20 1996-03-21 Zweckverband Sondermuellplaetz Membran, Verfahren zu ihrer Herstellung und Verwendung der Membran
CN114699918B (zh) * 2022-03-22 2023-06-02 广东奥斯博膜材料技术有限公司 一种反渗透膜及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1667357A1 (de) * 1967-08-18 1971-08-12 Siemens Ag Verfahren zur Herstellung poroeser und hydrophiler Diaphragmen fuer elektrochemische Zellen,insbesondere Diaphragmen fuer Brennstoffelemente
DE1667358A1 (de) * 1968-02-08 1971-08-12 Siemens Ag Verfahren zur Herstellung von homogenen Ionenaustauschermembranen
JPS565255B2 (fr) * 1973-03-02 1981-02-04

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743375A (en) * 1958-08-29 1988-05-10 Terumo Corporation Flat permeable membrane
FR2401949A1 (fr) * 1977-09-06 1979-03-30 Kuraray Co Membranes en copolymere d'ethylene et d'alcool vinylique ayant des proprietes ameliorees et procede pour les preparer
FR2435276A1 (fr) * 1978-09-07 1980-04-04 Kuraray Co Membranes en copolymere d'ethylene et d'alcool vinylique et procede pour leur preparation
FR2441641A2 (fr) * 1978-11-15 1980-06-13 Kuraray Co Membranes en copolymere d'ethylene et d'alcool vinylique ayant des proprietes ameliorees et procede pour les preparer
FR2454829A1 (fr) * 1979-04-27 1980-11-21 Kuraray Co Membranes sous forme de fibres creuses en copolymere d'ethylene et d'alcool vinylique et procede pour leur preparation
FR2455473A1 (fr) * 1979-04-30 1980-11-28 Kuraray Co Membrane sous forme de fibre creuse en copolymere d'ethylene et d'alcool vinylique et procede pour sa preparation
US4964991A (en) * 1984-11-09 1990-10-23 Terumo Corporation Flat permeable membrane and for manufacture thereof
EP0183103A1 (fr) * 1984-11-09 1986-06-04 TERUMO KABUSHIKI KAISHA trading as TERUMO CORPORATION Membrane plate perméable et son procédé de fabrication
US5071554A (en) * 1984-11-09 1991-12-10 Terumo Corporation Flat permeable membrane and method for manufacture thereof
US4879036A (en) * 1986-06-20 1989-11-07 Eniricerche, S.P.A. Asymmetrical membrane of polyester-amide and process for preparing it
US4830796A (en) * 1986-06-20 1989-05-16 Eniricerche S.P.A. Process for preparing a polyester-amide hollow fiber membrane
FR2691077A1 (fr) * 1992-05-13 1993-11-19 Pall Corp Membrane d'ultrafiltration, procédé pour son utilisation, procédé pour tester son intégrité et procédé pour sa fabrication.
US5480554A (en) * 1992-05-13 1996-01-02 Pall Corporation Integrity-testable wet-dry-reversible ultrafiltration membranes and method for testing same
US5685991A (en) * 1992-05-13 1997-11-11 Pall Corporation Integrity-testable wet-dry-reversible ultrafiltration membranes and method for testing same
US5788862A (en) * 1992-05-13 1998-08-04 Pall Corporation Filtration medium
WO2000043115A1 (fr) * 1999-01-21 2000-07-27 Ebara Corporation Membranes a fibres creuses en ethylene alcool de vinyle
US6793820B1 (en) 1999-01-21 2004-09-21 Ebara Corporation Ethylene-vinyl alcohol hollow fiber membranes

Also Published As

Publication number Publication date
FR2314215B1 (fr) 1979-04-06
DE2625681A1 (de) 1977-03-17
CA1073822A (fr) 1980-03-18
DE2625681C3 (de) 1986-05-28
GB1503270A (en) 1978-03-08
DE2625681B2 (de) 1980-10-30

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