CA1046217A - Porous diaphragms - Google Patents

Porous diaphragms

Info

Publication number
CA1046217A
CA1046217A CA230,328A CA230328A CA1046217A CA 1046217 A CA1046217 A CA 1046217A CA 230328 A CA230328 A CA 230328A CA 1046217 A CA1046217 A CA 1046217A
Authority
CA
Canada
Prior art keywords
melt
sheets
processable
polytetrafluoroethylene
polymer
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
CA230,328A
Other languages
English (en)
French (fr)
Inventor
Christopher Vallance
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of CA1046217A publication Critical patent/CA1046217A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/08—Diaphragms; Spacing elements characterised by the material based on organic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • 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
    • C08J5/12—Bonding of a preformed macromolecular material to the same or other solid material such as metal, glass, leather, e.g. using adhesives
    • C08J5/124—Bonding of a preformed macromolecular material to the same or other solid material such as metal, glass, leather, e.g. using adhesives using adhesives based on a macromolecular component
    • C08J5/128—Adhesives without diluent
    • 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
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Laminated Bodies (AREA)
CA230,328A 1974-06-28 1975-06-27 Porous diaphragms Expired CA1046217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28804/74A GB1505077A (en) 1974-06-28 1974-06-28 Porous diaphragms

Publications (1)

Publication Number Publication Date
CA1046217A true CA1046217A (en) 1979-01-16

Family

ID=10281450

Family Applications (1)

Application Number Title Priority Date Filing Date
CA230,328A Expired CA1046217A (en) 1974-06-28 1975-06-27 Porous diaphragms

Country Status (6)

Country Link
BE (1) BE830739A (it)
CA (1) CA1046217A (it)
DE (1) DE2529153A1 (it)
GB (1) GB1505077A (it)
IT (1) IT1039523B (it)
ZA (1) ZA754091B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5670843A (en) * 1979-11-13 1981-06-13 Asahi Glass Co Ltd Adhering method of fluorine containing ion exchange membrane and synthetic resin
GB2121352B (en) * 1982-05-25 1986-03-19 Chlorine Eng Corp Ltd Bonding of cation exchange membrane
GB8600401D0 (en) * 1986-01-08 1986-02-12 Hydrogen Systems Nv Ion-permeable diaphragms
WO1995017452A1 (en) * 1993-12-21 1995-06-29 E.I. Du Pont De Nemours And Company Method for bonding polymeric articles
US7049365B2 (en) * 2003-01-06 2006-05-23 E. I. Du Pont De Nemours And Company Fluoropolymer sealant
DE102010015192A1 (de) * 2010-04-16 2011-10-20 Astrium Gmbh Verfahren zur biokompatiblen Verbindung einer multifunktionalen PTFE-Membran oder -Folie mit einem Kunststoffteil

Also Published As

Publication number Publication date
BE830739A (fr) 1975-10-16
DE2529153A1 (de) 1976-02-26
ZA754091B (en) 1977-02-23
GB1505077A (en) 1978-03-22
IT1039523B (it) 1979-12-10

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