ZA727499B - Electrolytic production of high purity alkali metal hydroxide - Google Patents

Electrolytic production of high purity alkali metal hydroxide

Info

Publication number
ZA727499B
ZA727499B ZA727499A ZA727499A ZA727499B ZA 727499 B ZA727499 B ZA 727499B ZA 727499 A ZA727499 A ZA 727499A ZA 727499 A ZA727499 A ZA 727499A ZA 727499 B ZA727499 B ZA 727499B
Authority
ZA
South Africa
Prior art keywords
alkali metal
high purity
metal hydroxide
electrolytic production
purity alkali
Prior art date
Application number
ZA727499A
Other languages
English (en)
Inventor
R Dotson
Leary K O
Original Assignee
Diamond Shamrock 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 Diamond Shamrock Corp filed Critical Diamond Shamrock Corp
Publication of ZA727499B publication Critical patent/ZA727499B/xx

Links

Classifications

    • 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
    • C08J5/2218—Synthetic macromolecular compounds
    • C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
    • C08J5/2237—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
    • 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
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
ZA727499A 1971-10-21 1972-10-20 Electrolytic production of high purity alkali metal hydroxide ZA727499B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/191,424 US4025405A (en) 1971-10-21 1971-10-21 Electrolytic production of high purity alkali metal hydroxide

Publications (1)

Publication Number Publication Date
ZA727499B true ZA727499B (en) 1973-12-19

Family

ID=22705454

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA727499A ZA727499B (en) 1971-10-21 1972-10-20 Electrolytic production of high purity alkali metal hydroxide

Country Status (17)

Country Link
US (1) US4025405A (nl)
JP (1) JPS4861397A (nl)
AR (1) AR196207A1 (nl)
AT (1) AT319277B (nl)
AU (1) AU6427974A (nl)
BE (1) BE790369A (nl)
BR (1) BR7207368D0 (nl)
CA (1) CA1036975A (nl)
DE (1) DE2251660B2 (nl)
FI (1) FI56704B (nl)
FR (1) FR2156858B1 (nl)
GB (1) GB1402920A (nl)
IL (1) IL40630A (nl)
IT (1) IT966439B (nl)
LU (1) LU66331A1 (nl)
NL (1) NL161202B (nl)
ZA (1) ZA727499B (nl)

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US4738741A (en) * 1986-12-19 1988-04-19 The Dow Chemical Company Method for forming an improved membrane/electrode combination having interconnected roadways of catalytically active particles
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US5013414A (en) * 1989-04-19 1991-05-07 The Dow Chemical Company Electrode structure for an electrolytic cell and electrolytic process used therein
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Also Published As

Publication number Publication date
CA1036975A (en) 1978-08-22
JPS4861397A (nl) 1973-08-28
FR2156858B1 (nl) 1976-05-21
LU66331A1 (nl) 1973-10-30
IT966439B (it) 1974-02-11
AU6427974A (en) 1975-07-10
US4025405A (en) 1977-05-24
NL7214265A (nl) 1973-04-25
IL40630A (en) 1976-01-30
FR2156858A1 (nl) 1973-06-01
FI56704B (fi) 1979-11-30
DE2251660B2 (de) 1976-09-02
NL161202B (nl) 1979-08-15
IL40630A0 (en) 1972-12-29
BE790369A (fr) 1973-04-20
AR196207A1 (es) 1973-12-10
GB1402920A (en) 1975-08-13
DE2251660A1 (de) 1973-04-26
BR7207368D0 (pt) 1973-10-09
AT319277B (de) 1974-12-10

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