FR2147073A1 - - Google Patents

Info

Publication number
FR2147073A1
FR2147073A1 FR7226120A FR7226120A FR2147073A1 FR 2147073 A1 FR2147073 A1 FR 2147073A1 FR 7226120 A FR7226120 A FR 7226120A FR 7226120 A FR7226120 A FR 7226120A FR 2147073 A1 FR2147073 A1 FR 2147073A1
Authority
FR
France
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.)
Granted
Application number
FR7226120A
Other versions
FR2147073B1 (fr
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.)
ENCOLI RAFFAELE
Original Assignee
ENCOLI RAFFAELE
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 IT4201971A external-priority patent/IT939258B/it
Priority claimed from IT2527372A external-priority patent/IT1006543B/it
Application filed by ENCOLI RAFFAELE filed Critical ENCOLI RAFFAELE
Publication of FR2147073A1 publication Critical patent/FR2147073A1/fr
Application granted granted Critical
Publication of FR2147073B1 publication Critical patent/FR2147073B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C25B3/29—Coupling reactions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
FR7226120A 1971-07-24 1972-07-20 Expired FR2147073B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT4201971A IT939258B (it) 1971-07-24 1971-07-24 Ciclotetramizzazione riduttiva del l ossido di carbonio e procedimen to per attuarla
IT2527372A IT1006543B (it) 1972-06-06 1972-06-06 Miglioramenti al processo per la preparazione dell acido squarico per ciclotetramerizzazione ridut tiva dell ossido di carbonio

Publications (2)

Publication Number Publication Date
FR2147073A1 true FR2147073A1 (fr) 1973-03-09
FR2147073B1 FR2147073B1 (fr) 1976-08-13

Family

ID=26328586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7226120A Expired FR2147073B1 (fr) 1971-07-24 1972-07-20

Country Status (8)

Country Link
US (1) US3833489A (fr)
BE (1) BE786650A (fr)
CA (1) CA998013A (fr)
CH (1) CH577447A5 (fr)
DE (1) DE2235882A1 (fr)
FR (1) FR2147073B1 (fr)
GB (1) GB1353713A (fr)
NL (1) NL7209893A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2546910A1 (fr) * 1983-05-31 1984-12-07 Halcon Sd Group Inc Procede de preparation de l'acide squarique par tetramerisation electrolytique de monoxyde de carbone dans du nitrile aliphatique anhydre comme solvant
EP0174142A2 (fr) * 1984-08-31 1986-03-12 Montvale Process Company Incorporated Récupération de l'acide squarique
EP0334635A1 (fr) * 1988-03-23 1989-09-27 Montvale Process Company Réacteur électrolytique

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2623836C3 (de) * 1976-05-28 1978-12-21 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Herstellung von Quadratsäure
US4104308A (en) * 1976-06-21 1978-08-01 International Business Machines Corporation Synthesis of squaric acid
US4508803A (en) * 1983-12-05 1985-04-02 Xerox Corporation Photoconductive devices containing novel benzyl fluorinated squaraine compositions
IE65907B1 (en) * 1990-02-26 1995-11-29 Lonza Ag New 3-hydroxy-2-cyclobuten-1-one salts their preparation and use

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3059030A (en) * 1959-06-15 1962-10-16 Minnesota Mining & Mfg Diketocyclobutenediol and alkali metal salts thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2546910A1 (fr) * 1983-05-31 1984-12-07 Halcon Sd Group Inc Procede de preparation de l'acide squarique par tetramerisation electrolytique de monoxyde de carbone dans du nitrile aliphatique anhydre comme solvant
EP0174142A2 (fr) * 1984-08-31 1986-03-12 Montvale Process Company Incorporated Récupération de l'acide squarique
EP0174142A3 (en) * 1984-08-31 1986-12-30 The Halcon Sd Group, Inc. Recovery of squaric acid
EP0334635A1 (fr) * 1988-03-23 1989-09-27 Montvale Process Company Réacteur électrolytique

Also Published As

Publication number Publication date
DE2235882A1 (de) 1973-02-01
US3833489A (en) 1974-09-03
NL7209893A (fr) 1973-01-26
CH577447A5 (fr) 1976-07-15
FR2147073B1 (fr) 1976-08-13
GB1353713A (en) 1974-05-22
CA998013A (en) 1976-10-05
BE786650A (fr) 1973-01-24

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Legal Events

Date Code Title Description
ST Notification of lapse