IN155274B - - Google Patents

Info

Publication number
IN155274B
IN155274B IN664/CAL/82A IN664CA1982A IN155274B IN 155274 B IN155274 B IN 155274B IN 664CA1982 A IN664CA1982 A IN 664CA1982A IN 155274 B IN155274 B IN 155274B
Authority
IN
India
Application number
IN664/CAL/82A
Other languages
English (en)
Inventor
Satoshi Arakawa
Original Assignee
Mitsubishi Gas 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 Mitsubishi Gas Chemical Co filed Critical Mitsubishi Gas Chemical Co
Publication of IN155274B publication Critical patent/IN155274B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/64—Thiosulfates; Dithionites; Polythionates
    • C01B17/66—Dithionites or hydrosulfites (S2O42-)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IN664/CAL/82A 1981-06-18 1982-06-10 IN155274B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56094172A JPS57209809A (en) 1981-06-18 1981-06-18 Preparation of dithionite

Publications (1)

Publication Number Publication Date
IN155274B true IN155274B (fr) 1985-01-12

Family

ID=14102919

Family Applications (1)

Application Number Title Priority Date Filing Date
IN664/CAL/82A IN155274B (fr) 1981-06-18 1982-06-10

Country Status (5)

Country Link
US (1) US4388291A (fr)
EP (1) EP0068248B1 (fr)
JP (1) JPS57209809A (fr)
DE (1) DE3261938D1 (fr)
IN (1) IN155274B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941925B2 (ja) * 1980-03-06 1984-10-11 三菱瓦斯化学株式会社 亜二チオン酸塩の製造法
US4590058A (en) * 1985-02-21 1986-05-20 Olin Corporation Process for producing high purity solutions of alkali metal hydrosulfites
US4622216A (en) * 1985-08-06 1986-11-11 Virginia Chemicals, Inc. Treatment of sodium dithionite reaction mixture
US7759273B2 (en) * 2005-04-20 2010-07-20 Cabot Corporation Methods of forming an alkali metal salt
WO2020248045A1 (fr) * 2019-06-10 2020-12-17 Hydro Technologies (Canada) Inc. Procédé et système de production de cristaux d'hydrosulfite de sodium

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1434541A (fr) * 1964-04-14 1966-04-08 Zoutindustrie Compositions sèches contenant du dithionite stabilisé
US3927190A (en) * 1966-05-16 1975-12-16 Mitsubishi Gas Chemical Co Method for producing anhydrous hydrosulfite
US3718732A (en) * 1971-01-13 1973-02-27 Virginia Chemicals Inc Method of recovering chemical values from a formate-sodium hydrosulfite reaction mixture
JPS516113B2 (fr) * 1972-11-28 1976-02-25
US3961034A (en) * 1974-09-25 1976-06-01 Virginia Chemicals Inc. Method of removing sodium thiosulfate from a hydrosulfite reaction mixture
JPS51136596A (en) * 1975-05-21 1976-11-26 Mitsui Toatsu Chem Inc Method for processing mot her liquid in the production of sodium dithionite
JPS51136597A (en) * 1975-05-21 1976-11-26 Mitsui Toatsu Chem Inc Method for processing mother solution of sodium dithionite anhydride production
JPS5941925B2 (ja) * 1980-03-06 1984-10-11 三菱瓦斯化学株式会社 亜二チオン酸塩の製造法

Also Published As

Publication number Publication date
EP0068248B1 (fr) 1985-01-16
JPS6131047B2 (fr) 1986-07-17
DE3261938D1 (en) 1985-02-28
US4388291A (en) 1983-06-14
JPS57209809A (en) 1982-12-23
EP0068248A1 (fr) 1983-01-05

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