GB1409058A - Process for preventing or inhibiting the oxidation of an aqueous sodium or potassium sulphite or bisulphite solution - Google Patents

Process for preventing or inhibiting the oxidation of an aqueous sodium or potassium sulphite or bisulphite solution

Info

Publication number
GB1409058A
GB1409058A GB4115772A GB4115772A GB1409058A GB 1409058 A GB1409058 A GB 1409058A GB 4115772 A GB4115772 A GB 4115772A GB 4115772 A GB4115772 A GB 4115772A GB 1409058 A GB1409058 A GB 1409058A
Authority
GB
United Kingdom
Prior art keywords
oxidation
inhibiting
preventing
aqueous sodium
potassium sulphite
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
Application number
GB4115772A
Other languages
English (en)
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi 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 Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Publication of GB1409058A publication Critical patent/GB1409058A/en
Expired legal-status Critical Current

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
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/60—Isolation of sulfur dioxide from gases
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/14—Preparation of sulfites
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K15/00—Anti-oxidant compositions; Compositions inhibiting chemical change
    • C09K15/04—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds
    • C09K15/06—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing oxygen
    • C09K15/08—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing oxygen containing a phenol or quinone moiety
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K15/00—Anti-oxidant compositions; Compositions inhibiting chemical change
    • C09K15/04—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds
    • C09K15/32—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing two or more of boron, silicon, phosphorus, selenium, tellurium or a metal
    • C09K15/322—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing two or more of boron, silicon, phosphorus, selenium, tellurium or a metal containing only phosphorus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Treating Waste Gases (AREA)
GB4115772A 1971-09-06 1972-09-05 Process for preventing or inhibiting the oxidation of an aqueous sodium or potassium sulphite or bisulphite solution Expired GB1409058A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6871571A JPS5036837B2 (enExample) 1971-09-06 1971-09-06

Publications (1)

Publication Number Publication Date
GB1409058A true GB1409058A (en) 1975-10-08

Family

ID=13381746

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4115772A Expired GB1409058A (en) 1971-09-06 1972-09-05 Process for preventing or inhibiting the oxidation of an aqueous sodium or potassium sulphite or bisulphite solution

Country Status (7)

Country Link
JP (1) JPS5036837B2 (enExample)
CA (1) CA999730A (enExample)
DE (1) DE2243201A1 (enExample)
FR (1) FR2152641B1 (enExample)
GB (1) GB1409058A (enExample)
IT (1) IT964346B (enExample)
NL (1) NL7212034A (enExample)

Also Published As

Publication number Publication date
CA999730A (en) 1976-11-16
JPS4834097A (enExample) 1973-05-15
FR2152641A1 (enExample) 1973-04-27
IT964346B (it) 1974-01-21
JPS5036837B2 (enExample) 1975-11-27
NL7212034A (enExample) 1973-03-08
DE2243201A1 (de) 1973-03-15
FR2152641B1 (enExample) 1975-03-07

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee