FR2033029A5 - - Google Patents

Info

Publication number
FR2033029A5
FR2033029A5 FR7006665A FR7006665A FR2033029A5 FR 2033029 A5 FR2033029 A5 FR 2033029A5 FR 7006665 A FR7006665 A FR 7006665A FR 7006665 A FR7006665 A FR 7006665A FR 2033029 A5 FR2033029 A5 FR 2033029A5
Authority
FR
France
Prior art keywords
chloride
membrane
semi
inorganic salt
bromide
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
FR7006665A
Other languages
English (en)
French (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.)
Sybron Transition Corp
Original Assignee
Sybron Corp
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 Sybron Corp filed Critical Sybron Corp
Application granted granted Critical
Publication of FR2033029A5 publication Critical patent/FR2033029A5/fr
Expired 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
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2275—Heterogeneous 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • 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
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08J2327/16—Homopolymers or copolymers of vinylidene fluoride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
FR7006665A 1969-02-25 1970-02-24 Expired FR2033029A5 (OSRAM)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80202569A 1969-02-25 1969-02-25
US00169488A US3817772A (en) 1969-02-25 1971-08-05 Semi-permeable membranes and method of production

Publications (1)

Publication Number Publication Date
FR2033029A5 true FR2033029A5 (OSRAM) 1970-11-27

Family

ID=26865091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7006665A Expired FR2033029A5 (OSRAM) 1969-02-25 1970-02-24

Country Status (5)

Country Link
US (1) US3817772A (OSRAM)
CA (1) CA954263A (OSRAM)
DE (1) DE2008810A1 (OSRAM)
FR (1) FR2033029A5 (OSRAM)
GB (1) GB1270621A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2283167A1 (fr) * 1974-06-04 1976-03-26 Rhone Poulenc Ind Utilisation en dialyse selective de membranes a base de polymeres echangeurs d'ions et d'un liant
CN115105968A (zh) * 2021-03-22 2022-09-27 中国石油化工股份有限公司 一种具有微纳结构的去甲醛多孔分离膜及其制备方法和应用

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004237A1 (fr) * 1978-03-14 1979-09-19 Elf Atochem S.A. Membranes échangeuses d'ions; leur préparation; leur utilisation dans l'électrolyse du chlorure de sodium
FR2444058A2 (en) * 1978-12-13 1980-07-11 Chloe Chemie Ion exchange membranes for electrolysis cells - of poly:fluoroolefin film and asbestos fibres impregnated with (meth)acrylic! acid copolymer
FR2419952A1 (fr) * 1978-03-14 1979-10-12 Rhone Poulenc Ind Membranes pour electrolyse
US4289600A (en) * 1978-03-31 1981-09-15 Hooker Chemicals & Plastics Corp. Microporous membrane materials
US4250002A (en) * 1979-09-19 1981-02-10 Hooker Chemicals & Plastics Corp. Polymeric microporous separators for use in electrolytic processes and devices
US4397908A (en) * 1979-12-03 1983-08-09 Sybron Corporation Electrically neutral nonpermselective porous membrane
US4384047A (en) * 1980-03-28 1983-05-17 Pennwalt Corporation Porous vinylidene fluoride polymer membrane and process for its preparation
CA1170010A (en) * 1980-03-28 1984-07-03 Donald N. Robinson Porous vinylidene fluoride polymer membrane and process for its preparation
US4435262A (en) 1981-09-04 1984-03-06 Sybron Corporation Electrically neutral nonpermselective porous membrane
US4617124A (en) * 1982-07-13 1986-10-14 Pall Corporation Polymeric microfibrous filter sheet, preparation and use
DE3309855C2 (de) * 1983-03-18 1987-03-12 Ferdinand Dr. 8014 Neubiberg Quella Verfahren zum Herstellen von offenzelligem Kunststoffschaum
GB8600401D0 (en) * 1986-01-08 1986-02-12 Hydrogen Systems Nv Ion-permeable diaphragms
US4849311A (en) * 1986-09-24 1989-07-18 Toa Nenryo Kogyo Kabushiki Kaisha Immobilized electrolyte membrane
EP1528126A1 (en) * 2003-10-30 2005-05-04 Vandenborre Hydrogen Systems N.V. An integrated electrolyser module with an internal gas/liquid separator
CN107469625B (zh) * 2017-10-16 2020-10-02 赵寰宇 一种石墨烯改性电抑菌膜元件及其电抑菌处理系统
CN114671554A (zh) * 2020-12-24 2022-06-28 大连波美科技有限公司 一种含有胍盐的污水零排放系统及应用方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2283167A1 (fr) * 1974-06-04 1976-03-26 Rhone Poulenc Ind Utilisation en dialyse selective de membranes a base de polymeres echangeurs d'ions et d'un liant
CN115105968A (zh) * 2021-03-22 2022-09-27 中国石油化工股份有限公司 一种具有微纳结构的去甲醛多孔分离膜及其制备方法和应用
CN115105968B (zh) * 2021-03-22 2023-07-21 中国石油化工股份有限公司 一种具有微纳结构的去甲醛多孔分离膜及其制备方法和应用

Also Published As

Publication number Publication date
CA954263A (en) 1974-09-10
US3817772A (en) 1974-06-18
DE2008810A1 (de) 1970-09-03
GB1270621A (en) 1972-04-12

Similar Documents

Publication Publication Date Title
GB1270621A (en) Semi-permeable membranes and method of production
US3510418A (en) Ion selective membrane
GB1401997A (en) Anion exchange membranes and their production
US4067803A (en) Dialysis
JPS53124538A (en) Underwater antifouling film-forming composition
US2800445A (en) Anionic permselective membrane
JPS5334690A (en) Cation exchange membrane and production thereof
US3283042A (en) Method of forming porous membranes
US3310488A (en) Method of desalinizing water
GB1248214A (en) Process for the preparation of porous sheet material
CN106800666B (zh) 一种单价离子选择性阳离子交换膜的制造方法
US4385137A (en) Dispersions of polymers containing sulphonate groups, a process for the production thereof and their use as coating agents
GB1244429A (en) Process for the production of micro-porous sheets materials
JPS6136203B2 (OSRAM)
US3574077A (en) Evaporation-electrodialysis process for producing fresh water from brine
CH490115A (fr) Membranes échangeuses de cations
CN1321726C (zh) 一种复合纳滤膜的制备方法及其制品
JPS55149336A (en) Fluorine-containing polymer solution
NO128920B (OSRAM)
US3023199A (en) Polyvinyl-alcohol resin resistant to water and method of making it
US3560424A (en) Shrink-proofing process
US3527660A (en) Surface treatment of cellulose acetate film
DE2413157A1 (de) Verfahren zur herstellung von membranen zur ultra- bzw. hyperfiltration
JPS52124482A (en) Electrodialysis
JPS582971B2 (ja) シンキヨウイオンコウカンマク オヨビ ソノセイゾウホウホウ

Legal Events

Date Code Title Description
ST Notification of lapse