SE308708B - - Google Patents

Info

Publication number
SE308708B
SE308708B SE3309/67A SE330967A SE308708B SE 308708 B SE308708 B SE 308708B SE 3309/67 A SE3309/67 A SE 3309/67A SE 330967 A SE330967 A SE 330967A SE 308708 B SE308708 B SE 308708B
Authority
SE
Sweden
Prior art keywords
anolyte
march
anode
alkali metal
prepared
Prior art date
Application number
SE3309/67A
Other languages
English (en)
Inventor
W Carlin
Original Assignee
Ppg Industries Inc
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 Ppg Industries Inc filed Critical Ppg Industries Inc
Publication of SE308708B publication Critical patent/SE308708B/xx

Links

Classifications

    • 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
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • 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
    • 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
    • C25B1/24—Halogens or compounds thereof
    • C25B1/245—Fluorine; Compounds thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
    • 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
    • C08J2325/00—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 an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Urology & Nephrology (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
SE3309/67A 1966-03-14 1967-03-09 SE308708B (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53386266A 1966-03-14 1966-03-14

Publications (1)

Publication Number Publication Date
SE308708B true SE308708B (ko) 1969-02-24

Family

ID=24127738

Family Applications (1)

Application Number Title Priority Date Filing Date
SE3309/67A SE308708B (ko) 1966-03-14 1967-03-09

Country Status (5)

Country Link
US (1) US3450609A (ko)
DE (1) DE1667674A1 (ko)
GB (1) GB1152073A (ko)
NL (1) NL6703463A (ko)
SE (1) SE308708B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787304A (en) * 1972-01-31 1974-01-22 Allied Chem Production of hf from fluorine by-products
US4107264A (en) * 1977-11-14 1978-08-15 Allied Chemical Corporation Recovery of TiO2 from ilmenite-type ore by a membrane based electrodialysis process
US4389293A (en) * 1982-01-04 1983-06-21 Allied Corporation Process for the recovery of anhydrous hydrogen fluoride from aqueous solutions of fluosilicic acid and hydrogen fluoride
GB8301974D0 (en) * 1983-01-25 1983-02-23 Alcan Int Ltd Aluminium fluoride from scrap
US4599156A (en) * 1985-09-27 1986-07-08 International Minerals & Chemical Corp. Electrodialysis process for preparing hydrogen fluoride
FR2629811B1 (fr) * 1988-04-06 1991-05-17 Parent Ets Procede d'obtention d'une solution d'acide fluorhydrique a partir d'une solution d'acide hexafluorosilicique et dispositif pour sa mise en oeuvr
US5413682A (en) * 1994-03-28 1995-05-09 General Electric Company Recovery of fluoride from waste solutions
DE102015004101A1 (de) * 2015-03-25 2016-09-29 Condias Gmbh Verfahren zur Herstellung von verdünnter Flusssäure
CN105169977B (zh) * 2015-10-26 2017-09-15 南阳师范学院 一种改性三嵌段共聚物电解质膜及其制备方法
CN116411289B (zh) * 2023-03-10 2023-11-17 福建省龙氟新材料有限公司 氟硅酸回收制备氢氟酸的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2863813A (en) * 1956-09-14 1958-12-09 Ionics Method of electrodialyzing aqueous solutions
US3124520A (en) * 1959-09-28 1964-03-10 Electrode
US3135673A (en) * 1961-05-05 1964-06-02 Ionics Process and apparatus for electrolyzing salt solutions
US3291708A (en) * 1964-12-31 1966-12-13 Ionics Electrolytic process for producing a halogen from its respective acid and the apparatus therefor

Also Published As

Publication number Publication date
DE1667674A1 (de) 1971-07-15
NL6703463A (ko) 1967-09-15
US3450609A (en) 1969-06-17
GB1152073A (en) 1969-05-14

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