DE3777881D1 - Entchlorung waesseriger alkalimetallchloridloesungen. - Google Patents

Entchlorung waesseriger alkalimetallchloridloesungen.

Info

Publication number
DE3777881D1
DE3777881D1 DE8787304081T DE3777881T DE3777881D1 DE 3777881 D1 DE3777881 D1 DE 3777881D1 DE 8787304081 T DE8787304081 T DE 8787304081T DE 3777881 T DE3777881 T DE 3777881T DE 3777881 D1 DE3777881 D1 DE 3777881D1
Authority
DE
Germany
Prior art keywords
dechlorination
alkali metal
aqueous alkali
metal chloride
chloride solutions
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 - Fee Related
Application number
DE8787304081T
Other languages
English (en)
Inventor
Stephen Francis Kelham
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 DE3777881D1 publication Critical patent/DE3777881D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/246—Membrane extraction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/246—Membrane extraction
    • B01D61/2461—Membrane extraction comprising multiple membrane extraction steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/08—Flat membrane modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/08—Flat membrane modules
    • B01D63/087—Single membrane modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/36—Polytetrafluoroethene
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/14—Purification
    • 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
    • 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
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C25B15/083—Separating products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/38—Hydrophobic membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Water Supply & Treatment (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Fire-Extinguishing Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Removal Of Specific Substances (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Materials (AREA)
DE8787304081T 1986-05-23 1987-05-07 Entchlorung waesseriger alkalimetallchloridloesungen. Expired - Fee Related DE3777881D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868612627A GB8612627D0 (en) 1986-05-23 1986-05-23 Dechlorination of aqueous alkali metal chloride solution

Publications (1)

Publication Number Publication Date
DE3777881D1 true DE3777881D1 (de) 1992-05-07

Family

ID=10598356

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787304081T Expired - Fee Related DE3777881D1 (de) 1986-05-23 1987-05-07 Entchlorung waesseriger alkalimetallchloridloesungen.

Country Status (18)

Country Link
US (1) US4857200A (de)
EP (1) EP0247748B1 (de)
JP (1) JPS62283813A (de)
KR (1) KR940010106B1 (de)
AR (1) AR241010A1 (de)
AT (1) ATE74383T1 (de)
AU (1) AU589772B2 (de)
BR (1) BR8702648A (de)
CA (1) CA1308034C (de)
DD (1) DD266084A5 (de)
DE (1) DE3777881D1 (de)
FI (1) FI80727C (de)
GB (2) GB8612627D0 (de)
IN (1) IN171100B (de)
NO (1) NO167258C (de)
NZ (1) NZ220327A (de)
PL (1) PL153862B1 (de)
ZA (1) ZA873390B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5049233A (en) * 1990-07-06 1991-09-17 The Graver Company Recovery of sodium hydroxide and aluminum hydroxide from etching waste
CA2043717A1 (en) * 1990-07-06 1992-01-07 Thomas A. Davis Recovery of sodium hydroxide and aluminum hydroxide from etching waste
CN102602963A (zh) * 2012-03-12 2012-07-25 山东建筑大学 一种择优取向氯化钠薄膜的制备方法
NL2014797B1 (en) * 2015-05-12 2017-01-27 Stichting Wetsus European Centre Of Excellence For Sustainable Water Tech Bio-electrochemical system for recovery of components and/or generating electrical energy from a waste stream and method there for.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1132164A (en) * 1965-12-10 1968-10-30 Kimura Entetsu Kagaku Kikai Co A method for recovering an electrolyte from a highly viscous solution by dialysis, and apparatus therefor
US3456112A (en) * 1967-04-18 1969-07-15 Webb James E Temperature sensitive capacitor device
US3673067A (en) * 1970-11-23 1972-06-27 Continental Oil Co Removal of molecular halogen from solution by passage through a membrane
US4202772A (en) * 1977-08-04 1980-05-13 Ionics, Incorporated Fluid distribution cell module
SE7801231L (sv) * 1978-02-02 1979-08-03 Gambro Ab Anordning for diffusion av emnen mellan tva fluida atskilda av ett semipermeabelt membran
DE2905353A1 (de) * 1978-02-24 1979-09-06 Corning Glass Works Hydrophobe anorganische membran
JPS551816A (en) * 1978-06-15 1980-01-09 Mitsubishi Rayon Co Ltd Vapor-liquid contactor
NL7904388A (nl) * 1978-06-15 1979-12-18 Mitsubishi Rayon Co Werkwijze en inrichting voor overdracht van gassen.
DE2914870A1 (de) * 1979-04-12 1980-10-30 Hoechst Ag Verfahren zur entchlorung und kuehlung des anolyten der alkalihalogenid- elektrolyse
US4443307A (en) * 1983-03-21 1984-04-17 Olin Corporation Reduction of available chlorine in alkali brines
JPS6064603A (ja) * 1984-08-08 1985-04-13 Mitsubishi Rayon Co Ltd 液々接触方法

Also Published As

Publication number Publication date
EP0247748A1 (de) 1987-12-02
KR880014136A (ko) 1988-12-23
GB8710803D0 (en) 1987-06-10
DD266084A5 (de) 1989-03-22
NO167258B (no) 1991-07-15
NZ220327A (en) 1990-02-26
AR241010A2 (es) 1991-04-30
CA1308034C (en) 1992-09-29
EP0247748B1 (de) 1992-04-01
FI80727C (fi) 1990-07-10
IN171100B (de) 1992-07-18
JPS62283813A (ja) 1987-12-09
FI872232A (fi) 1987-11-24
US4857200A (en) 1989-08-15
PL265843A1 (en) 1988-07-21
ZA873390B (en) 1988-01-27
KR940010106B1 (ko) 1994-10-21
ATE74383T1 (de) 1992-04-15
NO872168L (no) 1987-11-24
AU589772B2 (en) 1989-10-19
FI872232A0 (fi) 1987-05-21
FI80727B (fi) 1990-03-30
NO872168D0 (no) 1987-05-22
NO167258C (no) 1991-10-23
BR8702648A (pt) 1988-02-23
GB8612627D0 (en) 1986-07-02
AR241010A1 (es) 1991-04-30
AU7294287A (en) 1987-11-26
PL153862B1 (en) 1991-06-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee