CA1041549A - Production of hydroquinone - Google Patents
Production of hydroquinoneInfo
- 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
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
- C25B3/20—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)
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)
Family Cites Families (1)
| 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 |
-
1975
- 1975-09-29 NL NL7511431A patent/NL7511431A/xx unknown
- 1975-09-29 BE BE160495A patent/BE833962A/xx not_active IP Right Cessation
- 1975-10-02 GB GB40439/75A patent/GB1505685A/en not_active Expired
- 1975-12-19 FR FR7539014A patent/FR2297930A1/fr active Granted
-
1976
- 1976-01-07 IT IT47550/76A patent/IT1060540B/it active
- 1976-01-13 JP JP51003125A patent/JPS5195031A/ja active Pending
- 1976-01-14 DE DE2601216A patent/DE2601216C3/de not_active Expired
- 1976-01-16 CA CA243,694A patent/CA1041549A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2601216C3 (de) | 1978-12-14 |
| BE833962A (fr) | 1976-01-16 |
| NL7511431A (nl) | 1976-07-22 |
| FR2297930B1 (US06368395-20020409-C00050.png) | 1979-02-02 |
| DE2601216B2 (de) | 1978-04-20 |
| IT1060540B (it) | 1982-08-20 |
| FR2297930A1 (fr) | 1976-08-13 |
| JPS5195031A (US06368395-20020409-C00050.png) | 1976-08-20 |
| GB1505685A (en) | 1978-03-30 |
| DE2601216A1 (de) | 1976-07-22 |
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