GB1523979A - Process for reducing chlorate content of aqueous alkali metal hydroxide solution which contains chlorate - Google Patents

Process for reducing chlorate content of aqueous alkali metal hydroxide solution which contains chlorate

Info

Publication number
GB1523979A
GB1523979A GB1312676A GB1312676A GB1523979A GB 1523979 A GB1523979 A GB 1523979A GB 1312676 A GB1312676 A GB 1312676A GB 1312676 A GB1312676 A GB 1312676A GB 1523979 A GB1523979 A GB 1523979A
Authority
GB
United Kingdom
Prior art keywords
chlorate
alkali metal
metal hydroxide
hydroxide solution
aqueous alkali
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
GB1312676A
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Priority to GB1312676A priority Critical patent/GB1523979A/en
Publication of GB1523979A publication Critical patent/GB1523979A/en
Expired 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

Abstract

1523979 Purifying alkali metal hydroxide GENERAL ELECTRIC CO 31 March 1976 13126/76 Heading CIA Chlorate impurity in alkali metal hydroxide is reduced by reaction of an aqueous solution of alkali metal hydroxide and chlorate with hydrogen in the presence of a ruthenium catalyst at a temperature above 100‹ C. and at an elevated pressure.
GB1312676A 1976-03-31 1976-03-31 Process for reducing chlorate content of aqueous alkali metal hydroxide solution which contains chlorate Expired GB1523979A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1312676A GB1523979A (en) 1976-03-31 1976-03-31 Process for reducing chlorate content of aqueous alkali metal hydroxide solution which contains chlorate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1312676A GB1523979A (en) 1976-03-31 1976-03-31 Process for reducing chlorate content of aqueous alkali metal hydroxide solution which contains chlorate

Publications (1)

Publication Number Publication Date
GB1523979A true GB1523979A (en) 1978-09-06

Family

ID=10017314

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1312676A Expired GB1523979A (en) 1976-03-31 1976-03-31 Process for reducing chlorate content of aqueous alkali metal hydroxide solution which contains chlorate

Country Status (1)

Country Link
GB (1) GB1523979A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4585579A (en) * 1984-10-01 1986-04-29 Occidental Chemical Corporation Suppression of corrosion in caustic manufacturing systems
US4676971A (en) * 1985-12-24 1987-06-30 Ppg Industries, Inc. Method for removing chlorate from alkali metal hydroxide
US4837002A (en) * 1987-03-11 1989-06-06 Basf Aktiengesellschaft Removal of chlorate from caustic soda

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4585579A (en) * 1984-10-01 1986-04-29 Occidental Chemical Corporation Suppression of corrosion in caustic manufacturing systems
US4676971A (en) * 1985-12-24 1987-06-30 Ppg Industries, Inc. Method for removing chlorate from alkali metal hydroxide
US4837002A (en) * 1987-03-11 1989-06-06 Basf Aktiengesellschaft Removal of chlorate from caustic soda

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Legal Events

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