CA1041549A - Production of hydroquinone - Google Patents

Production of hydroquinone

Info

Publication number
CA1041549A
CA1041549A CA243,694A CA243694A CA1041549A CA 1041549 A CA1041549 A CA 1041549A CA 243694 A CA243694 A CA 243694A CA 1041549 A CA1041549 A CA 1041549A
Authority
CA
Canada
Prior art keywords
hydroquinone
solution
nitrobenzene
sulfuric acid
hydrolysis
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
CA243,694A
Other languages
English (en)
French (fr)
Other versions
CA243694S (en
Inventor
Nicholas P. Greco
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.)
Beazer East Inc
Original Assignee
Koppers Co 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
Priority claimed from US05/542,605 external-priority patent/US3937741A/en
Application filed by Koppers Co Inc filed Critical Koppers Co Inc
Application granted granted Critical
Publication of CA1041549A publication Critical patent/CA1041549A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • 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
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/01—Products
    • C25B3/07—Oxygen containing 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
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/20—Processes
    • C25B3/25—Reduction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
CA243,694A 1975-01-20 1976-01-16 Production of hydroquinone Expired CA1041549A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/542,605 US3937741A (en) 1972-06-29 1975-01-20 Production of hydroquinone

Publications (1)

Publication Number Publication Date
CA1041549A true CA1041549A (en) 1978-10-31

Family

ID=24164540

Family Applications (1)

Application Number Title Priority Date Filing Date
CA243,694A Expired CA1041549A (en) 1975-01-20 1976-01-16 Production of hydroquinone

Country Status (8)

Country Link
JP (1) JPS5195031A (ref)
BE (1) BE833962A (ref)
CA (1) CA1041549A (ref)
DE (1) DE2601216C3 (ref)
FR (1) FR2297930A1 (ref)
GB (1) GB1505685A (ref)
IT (1) IT1060540B (ref)
NL (1) NL7511431A (ref)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2262851C3 (de) * 1972-12-22 1978-04-06 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Phenylhydroxylaminen

Also Published As

Publication number Publication date
DE2601216A1 (de) 1976-07-22
DE2601216B2 (de) 1978-04-20
FR2297930B1 (ref) 1979-02-02
IT1060540B (it) 1982-08-20
FR2297930A1 (fr) 1976-08-13
GB1505685A (en) 1978-03-30
DE2601216C3 (de) 1978-12-14
NL7511431A (nl) 1976-07-22
JPS5195031A (ref) 1976-08-20
BE833962A (fr) 1976-01-16

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