DE3420333C2 - - Google Patents
Info
- Publication number
- DE3420333C2 DE3420333C2 DE3420333A DE3420333A DE3420333C2 DE 3420333 C2 DE3420333 C2 DE 3420333C2 DE 3420333 A DE3420333 A DE 3420333A DE 3420333 A DE3420333 A DE 3420333A DE 3420333 C2 DE3420333 C2 DE 3420333C2
- Authority
- DE
- Germany
- Prior art keywords
- reaction
- carbon monoxide
- products
- solvent
- bar
- 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 - Fee Related
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/499,575 US4461681A (en) | 1983-05-31 | 1983-05-31 | Process for the preparation of squaric acid by the electrolysis of carbon monoxide in anhydrous aliphatic nitrile solvent media |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3420333A1 DE3420333A1 (de) | 1984-12-06 |
| DE3420333C2 true DE3420333C2 (US20030199744A1-20031023-C00003.png) | 1993-02-04 |
Family
ID=23985794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843420333 Granted DE3420333A1 (de) | 1983-05-31 | 1984-05-30 | Verfahren zur herstellung von quadratsaeure, ihren komplexen und/oder salzen |
Country Status (9)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4523980A (en) * | 1984-08-31 | 1985-06-18 | The Halcon Sd Group, Inc. | Process for the recovery of high purity squaric acid |
| IE65907B1 (en) * | 1990-02-26 | 1995-11-29 | Lonza Ag | New 3-hydroxy-2-cyclobuten-1-one salts their preparation and use |
| US7164507B2 (en) * | 2002-10-25 | 2007-01-16 | Xerox Corporation | Image input terminal |
| US7445884B2 (en) * | 2004-06-09 | 2008-11-04 | Konica Minolta Medical & Graphic, Inc. | Photothermographic material, development method and thermal development device thereof |
| JP4433918B2 (ja) * | 2004-07-15 | 2010-03-17 | コニカミノルタエムジー株式会社 | 画像形成方法 |
| US7220536B2 (en) * | 2004-10-22 | 2007-05-22 | Konica Minolta Medical & Graphic, Inc. | Silver salt photothermographic dry imaging material, thermal development method of the same, and thermal development apparatus for the same |
| EP1906235A4 (en) | 2005-07-20 | 2008-07-30 | Konica Minolta Med & Graphic | IMAGE FORMING METHOD |
| US7504200B2 (en) | 2007-02-02 | 2009-03-17 | Konica Minolta Medical & Graphic, Inc. | Photothermographic material |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL302592A (US20030199744A1-20031023-C00003.png) * | 1960-05-16 | 1900-01-01 | ||
| US3502475A (en) * | 1967-07-13 | 1970-03-24 | Du Pont | Highly adherent coated films and method of producing same |
| BE786650A (fr) * | 1971-07-24 | 1973-01-24 | Ercoli Raffaele | Procede de preparation de l'acide squarique |
| JPS5811516B2 (ja) * | 1975-09-22 | 1983-03-03 | 旭化成株式会社 | アルケンジオ−ルジエステルの製造方法 |
| JPS5579883A (en) * | 1978-12-13 | 1980-06-16 | Mitsui Petrochem Ind Ltd | Preparation of 3,4-dialkoxyphenol |
| JPS5579882A (en) * | 1978-12-13 | 1980-06-16 | Mitsui Petrochem Ind Ltd | Electrolytic acyloxylation method |
| US4430262A (en) * | 1981-06-05 | 1984-02-07 | Shell Oil Company | Preparation of isocyanates and/or derivatives thereof |
-
1983
- 1983-05-31 US US06/499,575 patent/US4461681A/en not_active Expired - Lifetime
-
1984
- 1984-05-25 IT IT48259/84A patent/IT1177750B/it active
- 1984-05-30 BE BE0/213038A patent/BE899792A/fr not_active IP Right Cessation
- 1984-05-30 CA CA000455434A patent/CA1241290A/en not_active Expired
- 1984-05-30 DE DE19843420333 patent/DE3420333A1/de active Granted
- 1984-05-30 FR FR8408588A patent/FR2546910B1/fr not_active Expired
- 1984-05-30 NL NL8401733A patent/NL192457C/nl not_active IP Right Cessation
- 1984-05-31 GB GB08413890A patent/GB2141708B/en not_active Expired
- 1984-05-31 JP JP59112151A patent/JPS605889A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2141708A (en) | 1985-01-03 |
| CA1241290A (en) | 1988-08-30 |
| US4461681A (en) | 1984-07-24 |
| NL192457C (nl) | 1997-08-04 |
| FR2546910A1 (fr) | 1984-12-07 |
| JPS605889A (ja) | 1985-01-12 |
| NL8401733A (nl) | 1984-12-17 |
| FR2546910B1 (fr) | 1988-10-14 |
| IT8448259A0 (it) | 1984-05-25 |
| GB2141708B (en) | 1986-12-10 |
| IT1177750B (it) | 1987-08-26 |
| NL192457B (nl) | 1997-04-01 |
| JPH0568555B2 (US20030199744A1-20031023-C00003.png) | 1993-09-29 |
| DE3420333A1 (de) | 1984-12-06 |
| GB8413890D0 (en) | 1984-07-04 |
| BE899792A (fr) | 1984-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: SPOTT, G., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 800 |
|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: MONTVALE PROCESS COMPANY, INC., WESTPORT, CONN., U |
|
| 8339 | Ceased/non-payment of the annual fee |