FR2128772A1 - - Google Patents
Info
- Publication number
- FR2128772A1 FR2128772A1 FR7208223A FR7208223A FR2128772A1 FR 2128772 A1 FR2128772 A1 FR 2128772A1 FR 7208223 A FR7208223 A FR 7208223A FR 7208223 A FR7208223 A FR 7208223A FR 2128772 A1 FR2128772 A1 FR 2128772A1
- 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
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/91—Dibenzofurans; Hydrogenated dibenzofurans
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/32—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups
- C07C65/34—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups polycyclic
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/32—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups
- C07C65/34—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups polycyclic
- C07C65/36—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups polycyclic containing rings other than six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/32—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups
- C07C65/40—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups containing singly bound oxygen-containing groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1003—Preparatory processes
- C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/20—Pyrrones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/02—Ortho- or ortho- and peri-condensed systems
- C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
- C07C2603/06—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members
- C07C2603/10—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings
- C07C2603/12—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings only one five-membered ring
- C07C2603/18—Fluorenes; Hydrogenated fluorenes
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/02—Ortho- or ortho- and peri-condensed systems
- C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
- C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
- C07C2603/24—Anthracenes; Hydrogenated anthracenes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Furan Compounds (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12303671A | 1971-03-10 | 1971-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2128772A1 true FR2128772A1 (OSRAM) | 1972-10-20 |
| FR2128772B1 FR2128772B1 (OSRAM) | 1976-03-05 |
Family
ID=22406368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7208223A Expired FR2128772B1 (OSRAM) | 1971-03-10 | 1972-03-09 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4002645A (OSRAM) |
| BE (1) | BE780446A (OSRAM) |
| CA (1) | CA1003844A (OSRAM) |
| CH (1) | CH606024A5 (OSRAM) |
| DE (2) | DE2211327A1 (OSRAM) |
| FR (1) | FR2128772B1 (OSRAM) |
| GB (1) | GB1388712A (OSRAM) |
| IT (1) | IT953479B (OSRAM) |
| NL (1) | NL7203238A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2584407A1 (fr) * | 1985-06-25 | 1987-01-09 | Inst Elementoorganicheskikh So | Dianhydrides bis (naphtaliques), leur procede d'obtention, poly(naphtoylenebenzimidazoles) a base de ces dianhydrides bis(naphtaliques) et procede d'obtention de ces polymeres |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5198555A (en) * | 1991-11-15 | 1993-03-30 | Amoco Corporation | Dianhydrides from catalyzed reaction of monoanhydide monoacid halides with polyalkylated mononuclear aromatics |
| US5977422A (en) * | 1997-06-09 | 1999-11-02 | The Dow Chemical Company | Organoaluminum catalysis of alkylation reactions |
| US7005165B2 (en) * | 1998-12-23 | 2006-02-28 | Elsicon, Inc. | Photosensitive polyimides for optical alignment of liquid crystals |
| US6991834B1 (en) | 1998-12-23 | 2006-01-31 | Elsicon, Inc. | Materials for inducing alignment of liquid crystals and liquid crystal optical elements |
| US6194039B1 (en) | 1999-10-22 | 2001-02-27 | Elsicon, Inc. | Materials for inducing alignment in liquid crystals and liquid crystal displays |
| US6143380A (en) | 1999-12-20 | 2000-11-07 | Elsicon Inc. | Process and materials for aligning liquid crystals and liquid crystal displays |
| JP6496263B2 (ja) * | 2015-03-17 | 2019-04-03 | 田岡化学工業株式会社 | 新規なテトラカルボン酸二無水物及び該酸二無水物から得られるポリイミド |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1565700A (OSRAM) | 1968-03-22 | 1969-05-02 |
-
1972
- 1972-03-08 GB GB1073572A patent/GB1388712A/en not_active Expired
- 1972-03-09 IT IT21635/72A patent/IT953479B/it active
- 1972-03-09 DE DE2211327A patent/DE2211327A1/de active Pending
- 1972-03-09 BE BE780446A patent/BE780446A/xx not_active IP Right Cessation
- 1972-03-09 DE DE19722230668 patent/DE2230668A1/de active Pending
- 1972-03-09 CA CA136,639A patent/CA1003844A/en not_active Expired
- 1972-03-09 FR FR7208223A patent/FR2128772B1/fr not_active Expired
- 1972-03-10 NL NL7203238A patent/NL7203238A/xx not_active Application Discontinuation
- 1972-03-10 CH CH359472A patent/CH606024A5/xx not_active IP Right Cessation
-
1974
- 1974-05-31 US US05/475,050 patent/US4002645A/en not_active Expired - Lifetime
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2584407A1 (fr) * | 1985-06-25 | 1987-01-09 | Inst Elementoorganicheskikh So | Dianhydrides bis (naphtaliques), leur procede d'obtention, poly(naphtoylenebenzimidazoles) a base de ces dianhydrides bis(naphtaliques) et procede d'obtention de ces polymeres |
Also Published As
| Publication number | Publication date |
|---|---|
| IT953479B (it) | 1973-08-10 |
| GB1388712A (en) | 1975-03-26 |
| US4002645A (en) | 1977-01-11 |
| CA1003844A (en) | 1977-01-18 |
| BE780446A (fr) | 1972-09-11 |
| DE2211327A1 (de) | 1973-06-14 |
| CH606024A5 (OSRAM) | 1978-10-13 |
| FR2128772B1 (OSRAM) | 1976-03-05 |
| NL7203238A (OSRAM) | 1972-09-12 |
| DE2230668A1 (de) | 1972-12-14 |