BR8103719A - Membranas de acido sulfonico aperfeicoades para celulas eletroliticas - Google Patents

Membranas de acido sulfonico aperfeicoades para celulas eletroliticas

Info

Publication number
BR8103719A
BR8103719A BR8103719A BR8103719A BR8103719A BR 8103719 A BR8103719 A BR 8103719A BR 8103719 A BR8103719 A BR 8103719A BR 8103719 A BR8103719 A BR 8103719A BR 8103719 A BR8103719 A BR 8103719A
Authority
BR
Brazil
Prior art keywords
perfect
sulphonic acid
electrolytic cells
acid membranes
ion exchange
Prior art date
Application number
BR8103719A
Other languages
English (en)
Inventor
W Mod
W Carl
B Ezzell
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of BR8103719A publication Critical patent/BR8103719A/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00Diaphragms; Spacing elements
    • C25B13/04Diaphragms; Spacing elements characterised by the material
    • C25B13/08Diaphragms; Spacing elements characterised by the material based on organic materials
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00Electrolytic production of inorganic compounds or non-metals
    • C25B1/01Products
    • C25B1/34Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • 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
    • C08J5/2287After-treatment
    • C08J5/2293After-treatment of fluorine-containing membranes
    • 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)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
BR8103719A 1980-06-11 1981-06-10 Membranas de acido sulfonico aperfeicoades para celulas eletroliticas BR8103719A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/158,424 US4358545A (en) 1980-06-11 1980-06-11 Sulfonic acid electrolytic cell having flourinated polymer membrane with hydration product less than 22,000

Publications (1)

Publication Number Publication Date
BR8103719A true BR8103719A (pt) 1982-03-02

Family

ID=22568057

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8103719A BR8103719A (pt) 1980-06-11 1981-06-10 Membranas de acido sulfonico aperfeicoades para celulas eletroliticas

Country Status (10)

Country Link
US (1) US4358545A (pt)
EP (1) EP0041733B1 (pt)
JP (1) JPS5725331A (pt)
KR (1) KR850000100B1 (pt)
AT (1) ATE11153T1 (pt)
AU (1) AU543308B2 (pt)
BR (1) BR8103719A (pt)
CA (1) CA1180849A (pt)
DE (1) DE3168122D1 (pt)
ZA (1) ZA813906B (pt)

Families Citing this family (276)

* Cited by examiner, † Cited by third party
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