CA1096565A - Method of reversibly making soluble or easily dispersible insoluble polymers - Google Patents

Method of reversibly making soluble or easily dispersible insoluble polymers

Info

Publication number
CA1096565A
CA1096565A CA267,023A CA267023A CA1096565A CA 1096565 A CA1096565 A CA 1096565A CA 267023 A CA267023 A CA 267023A CA 1096565 A CA1096565 A CA 1096565A
Authority
CA
Canada
Prior art keywords
group
polymer
monomer
porous support
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.)
Expired
Application number
CA267,023A
Other languages
English (en)
French (fr)
Inventor
Luigi Giuffre
Placido M. Spaziante
Vittorio Pozzi
Giovanni Modica
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.)
De Nora SpA
Original Assignee
Oronzio de Nora Impianti Elettrochimici SpA
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 Oronzio de Nora Impianti Elettrochimici SpA filed Critical Oronzio de Nora Impianti Elettrochimici SpA
Application granted granted Critical
Publication of CA1096565A publication Critical patent/CA1096565A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/30Polyalkenyl halides
    • B01D71/32Polyalkenyl halides containing fluorine atoms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/40Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/76Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/82Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/12Hydrolysis
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20Manufacture of shaped structures of ion-exchange resins
    • C08J5/22Films, membranes or diaphragms
    • C08J5/2206Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2218Synthetic macromolecular compounds
    • C08J5/2231Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
    • C08J5/2237Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12Chemical modification
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00Characterised 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
    • C08J2327/02Characterised 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
    • C08J2327/12Characterised 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
    • C08J2327/18Homopolymers or copolymers of tetrafluoroethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
CA267,023A 1975-12-03 1976-12-02 Method of reversibly making soluble or easily dispersible insoluble polymers Expired CA1096565A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT29951A/75 1975-12-03
IT29951/75A IT1051032B (it) 1975-12-03 1975-12-03 Procedimento per rendere solubili o facilmente dispersibili in solventi polimeri insolubili e preparazione di diaframmi e membrane con gli stessi

Publications (1)

Publication Number Publication Date
CA1096565A true CA1096565A (en) 1981-03-03

Family

ID=11228738

Family Applications (1)

Application Number Title Priority Date Filing Date
CA267,023A Expired CA1096565A (en) 1975-12-03 1976-12-02 Method of reversibly making soluble or easily dispersible insoluble polymers

Country Status (8)

Country Link
US (1) US4132819A (enExample)
JP (1) JPS5278992A (enExample)
BE (1) BE848965A (enExample)
CA (1) CA1096565A (enExample)
DE (1) DE2654965A1 (enExample)
FR (1) FR2333810A1 (enExample)
GB (1) GB1510269A (enExample)
IT (1) IT1051032B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208455A (en) * 1975-12-03 1980-06-17 Oronzio Denora Impianti Elettrochimici S.P.A. Method of shaping an organic polymer insoluble in a polar solvent
US4731263A (en) * 1986-09-26 1988-03-15 The Dow Chemical Company Method for the preparation of ionomer films
US5152882A (en) * 1990-09-28 1992-10-06 Rosemount Inc. Integral hydrolysis layer junction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921920A (en) * 1956-07-03 1960-01-19 Union Carbide Corp Polyethylene telomer-polyalkylene oxide block copolymer and method of preparing same
US3257334A (en) * 1963-01-21 1966-06-21 American Mach & Foundry Electrodialysis membrane from perhalogenated fluorocarbons
DE1297639B (de) * 1964-03-23 1969-06-19 Automated Building Components Metallene Unterlegplatte fuer hoelzerne Eisenbahnschwellen
GB1411843A (en) * 1973-02-28 1975-10-29 Univ Strathclyde Method of modifying the properties of a polymer

Also Published As

Publication number Publication date
FR2333810B1 (enExample) 1982-11-05
US4132819A (en) 1979-01-02
FR2333810A1 (fr) 1977-07-01
IT1051032B (it) 1981-04-21
BE848965A (fr) 1977-04-01
JPS5278992A (en) 1977-07-02
DE2654965A1 (de) 1977-06-16
GB1510269A (en) 1978-05-10

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Legal Events

Date Code Title Description
MKEX Expiry