DE3483231D1 - Verfahren der ionen-verzoegerung zur trennung von salzen in waessrigem strom. - Google Patents

Verfahren der ionen-verzoegerung zur trennung von salzen in waessrigem strom.

Info

Publication number
DE3483231D1
DE3483231D1 DE8484111747T DE3483231T DE3483231D1 DE 3483231 D1 DE3483231 D1 DE 3483231D1 DE 8484111747 T DE8484111747 T DE 8484111747T DE 3483231 T DE3483231 T DE 3483231T DE 3483231 D1 DE3483231 D1 DE 3483231D1
Authority
DE
Germany
Prior art keywords
separating salt
aqueous current
ion delay
delay
ion
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
DE8484111747T
Other languages
English (en)
Inventor
Steven W Boom
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.)
Dow Chemical Co
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
Application granted granted Critical
Publication of DE3483231D1 publication Critical patent/DE3483231D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J43/00—Amphoteric ion-exchange, i.e. using ion-exchangers having cationic and anionic groups; Use of material as amphoteric ion-exchangers; Treatment of material for improving their amphoteric ion-exchange properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
DE8484111747T 1983-10-04 1984-10-02 Verfahren der ionen-verzoegerung zur trennung von salzen in waessrigem strom. Expired - Fee Related DE3483231D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/538,887 US4478722A (en) 1983-10-04 1983-10-04 Process for separating salts in aqueous streams

Publications (1)

Publication Number Publication Date
DE3483231D1 true DE3483231D1 (de) 1990-10-25

Family

ID=24148835

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484111747T Expired - Fee Related DE3483231D1 (de) 1983-10-04 1984-10-02 Verfahren der ionen-verzoegerung zur trennung von salzen in waessrigem strom.

Country Status (7)

Country Link
US (1) US4478722A (de)
EP (1) EP0136692B1 (de)
JP (1) JPS60106541A (de)
AU (1) AU564662B2 (de)
BR (1) BR8404998A (de)
CA (1) CA1241131A (de)
DE (1) DE3483231D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4813974A (en) * 1987-06-22 1989-03-21 Mobay Corporation Removal of excess halide ions in aqueous liquid formulations of basic dyestuffs
US5599977A (en) * 1995-06-02 1997-02-04 Kiely; Donald E. Oxidation process
US5922171A (en) * 1997-01-24 1999-07-13 Eco-Tec Limited Method and apparatus for removing sodium chloride from pulping chemicals using an amphoteric ion-exchange resin
BRPI0823341A2 (pt) * 2008-12-17 2015-06-23 Chemetics Inc Processo para reduzir a concentração de perclorato em uma solução salina de multi-componente concentrada aquosa
WO2011162033A1 (ja) * 2010-06-21 2011-12-29 太平洋セメント株式会社 カルシウムの除去方法
US8999172B1 (en) 2010-12-16 2015-04-07 Global Water Advisors, Inc. Selective removal of dissolved substances from aqueous solutions
CN110002467A (zh) * 2019-04-12 2019-07-12 中国科学院青海盐湖研究所 电池级碳酸锂生产中氢氧化钠溶液的纯化方法及其应用

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3041292A (en) * 1954-12-13 1962-06-26 Dow Chemical Co Composite ion exchange resin bodies
NL111642C (de) * 1955-09-29
US4150205A (en) * 1978-02-01 1979-04-17 The Dow Chemical Company Composite ion exchange resins having low residual amounts of quaternary ammonium cation
US4235717A (en) * 1978-09-22 1980-11-25 The Dow Chemical Company Process for desalting an aqueous caustic solution

Also Published As

Publication number Publication date
AU3349084A (en) 1985-04-18
EP0136692A2 (de) 1985-04-10
US4478722A (en) 1984-10-23
JPS60106541A (ja) 1985-06-12
EP0136692B1 (de) 1990-09-19
BR8404998A (pt) 1985-08-20
EP0136692A3 (en) 1987-11-25
AU564662B2 (en) 1987-08-20
JPH058057B2 (de) 1993-02-01
CA1241131A (en) 1988-08-23

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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