IT1144083B - PROCEDURE FOR JOINING CATION EXCHANGING MEMBRANES CONSTITUTED BY FLUORATED POLYMER - Google Patents

PROCEDURE FOR JOINING CATION EXCHANGING MEMBRANES CONSTITUTED BY FLUORATED POLYMER

Info

Publication number
IT1144083B
IT1144083B IT48507/80A IT4850780A IT1144083B IT 1144083 B IT1144083 B IT 1144083B IT 48507/80 A IT48507/80 A IT 48507/80A IT 4850780 A IT4850780 A IT 4850780A IT 1144083 B IT1144083 B IT 1144083B
Authority
IT
Italy
Prior art keywords
joining
procedure
cation exchanging
exchanging membranes
fluorated
Prior art date
Application number
IT48507/80A
Other languages
Italian (it)
Other versions
IT8048507A0 (en
Inventor
Iijima Tokuzo
Samejima Yasushi
Kishimoto Kazuo
Komabashiri Takamichi
Tsuchida Yoshiyuki
Original Assignee
Kanegafuchi Chemical Ind
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 Kanegafuchi Chemical Ind filed Critical Kanegafuchi Chemical Ind
Publication of IT8048507A0 publication Critical patent/IT8048507A0/en
Application granted granted Critical
Publication of IT1144083B publication Critical patent/IT1144083B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • 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
    • C08J5/2287—After-treatment
    • C08J5/2293—After-treatment of fluorine-containing 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
    • C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
    • C08J2371/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
    • C08J2371/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
    • C08J2371/12—Polyphenylene oxides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

A process for joining fluorinated polymer cation exchange membrane is provided, wherein fluorinated polymer cation exchange membranes containing the pendent groups of -COOH on at least one side of the membranes are treated with a tertiary amine or a quarternary ammonium base, then heat- pressed.
IT48507/80A 1979-04-28 1980-04-24 PROCEDURE FOR JOINING CATION EXCHANGING MEMBRANES CONSTITUTED BY FLUORATED POLYMER IT1144083B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5315579A JPS55145539A (en) 1979-04-28 1979-04-28 Joining method of cation exchange membrane

Publications (2)

Publication Number Publication Date
IT8048507A0 IT8048507A0 (en) 1980-04-24
IT1144083B true IT1144083B (en) 1986-10-29

Family

ID=12934946

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48507/80A IT1144083B (en) 1979-04-28 1980-04-24 PROCEDURE FOR JOINING CATION EXCHANGING MEMBRANES CONSTITUTED BY FLUORATED POLYMER

Country Status (5)

Country Link
JP (1) JPS55145539A (en)
DE (1) DE3016340A1 (en)
FR (1) FR2455063A1 (en)
GB (1) GB2052381A (en)
IT (1) IT1144083B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121352B (en) * 1982-05-25 1986-03-19 Chlorine Eng Corp Ltd Bonding of cation exchange membrane
FR2617760B1 (en) * 1987-07-10 1989-11-24 Souriau & Cie PROCESS FOR ASSEMBLING PARTS OF POLYMERIC MATERIALS
US5855977A (en) * 1996-08-26 1999-01-05 Minnesota Mining And Manufacturing Company Multi-layer compositions comprising a fluoropolymer

Also Published As

Publication number Publication date
IT8048507A0 (en) 1980-04-24
JPS55145539A (en) 1980-11-13
FR2455063A1 (en) 1980-11-21
DE3016340A1 (en) 1980-11-13
GB2052381A (en) 1981-01-28

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