DD116246A5 - - Google Patents
Info
- Publication number
- DD116246A5 DD116246A5 DD182511A DD18251174A DD116246A5 DD 116246 A5 DD116246 A5 DD 116246A5 DD 182511 A DD182511 A DD 182511A DD 18251174 A DD18251174 A DD 18251174A DD 116246 A5 DD116246 A5 DD 116246A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- 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
- C08G73/0683—Polycondensates containing six-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms
- C08G73/0694—Polycondensates containing six-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only two nitrogen atoms in the ring, e.g. polyquinoxalines
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/70—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
- C07C45/71—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
- C07D241/38—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with only hydrogen or carbon atoms directly attached to the ring nitrogen atoms
- C07D241/40—Benzopyrazines
- C07D241/42—Benzopyrazines with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Polyethers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00418250A US3852244A (en) | 1973-11-23 | 1973-11-23 | Polyetherquinoxalines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD116246A5 true DD116246A5 (pt) | 1975-11-12 |
Family
ID=23657343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD182511A DD116246A5 (pt) | 1973-11-23 | 1974-11-21 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3852244A (pt) |
| JP (1) | JPS5761048B2 (pt) |
| BR (1) | BR7409648A (pt) |
| DD (1) | DD116246A5 (pt) |
| DE (1) | DE2438327C2 (pt) |
| FR (1) | FR2252368B1 (pt) |
| GB (1) | GB1474754A (pt) |
| NL (1) | NL7415153A (pt) |
| SU (1) | SU793406A3 (pt) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4064176A (en) * | 1973-12-19 | 1977-12-20 | Institut Francais Du Petrole | Di-substituted meta-terphenyl compounds and resulting polymers |
| US4045400A (en) * | 1975-05-14 | 1977-08-30 | Vasily Vladimirovich Korshak | Antifriction self-lubricating material |
| US4507462A (en) * | 1981-08-03 | 1985-03-26 | Polymer Science | Low molecular weight aromatic polymers with biphenylene end groups |
| US4375536A (en) * | 1981-11-12 | 1983-03-01 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Polyphenylquinoxalines containing pendant phenylethynyl and ethynyl groups |
| US4762909A (en) * | 1985-06-03 | 1988-08-09 | The Dow Chemical Company | Method for making polyketones |
| DE3524054A1 (de) * | 1985-07-05 | 1987-01-08 | Bayer Ag | Tetra-(hydroxyaryl)-bis-chinoxaline, ihre herstellung und ihre verwendung als verzweigungsmittel fuer thermoplastische polycarbonate |
| US4667002A (en) * | 1986-01-16 | 1987-05-19 | The United States Of America As Represented By The Secretary Of The Air Force | Phenylquinoxaline resin compositions |
| US4683309A (en) * | 1986-01-16 | 1987-07-28 | The United States Of America As Represented By The Secretary Of The Air Force | Phenylquinoxaline resin monomers |
| US4731442A (en) * | 1986-10-02 | 1988-03-15 | The United States Of America As Represented By The Secretary Of The Air Force | High temperature solvent resistant amorphous thermoplastic phenylethynyl quinoxaline resin composition |
| US4788271A (en) * | 1987-03-23 | 1988-11-29 | The United States Of America As Represented By The United States National Aeronautics And Space Administration | Polyphenylquinoxalines containing alkylenedioxy groups |
| US4914177A (en) * | 1987-07-13 | 1990-04-03 | American Telephone And Telegraph Company | Polyquinoxaline polymers, and articles comprising same |
| US5010197A (en) * | 1988-09-28 | 1991-04-23 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Polyphenylquinoxalines via aromatic nucleophilic displacement |
| US5115078A (en) * | 1989-06-20 | 1992-05-19 | The University Of Akron | Self polymerizable phenylquinoxalines, their preparation and use in polyphenylquinoxaline homopolymers and copolymers |
| US5030704A (en) * | 1989-06-20 | 1991-07-09 | The University Of Akron | Self polymerizable phenylquinoxalines, their preparation and use in polyphenylquinoxaline homopolymers and copolymers |
| EP0544165B1 (de) * | 1991-11-26 | 1996-06-05 | Siemens Aktiengesellschaft | Phenylchinoxalin-Copolymere |
| DE602004032135D1 (de) * | 2003-06-02 | 2011-05-19 | Ge Osmonics Inc | Materialien und verfahren zur verarbeitung von nichtwässrigen gemischen |
| US7834208B2 (en) * | 2005-05-19 | 2010-11-16 | Eastman Chemical Company | Process to produce a post catalyst removal composition |
| US8071710B2 (en) * | 2008-08-19 | 2011-12-06 | The University Of Akron | Thermoplastic polyphenoxyquinoxaline and method of preparing the same |
| CN111343927B (zh) | 2017-11-14 | 2023-10-13 | 国立大学法人大阪大学 | 认知功能障碍诊断装置以及认知功能障碍诊断程序记录介质 |
| US20230141614A1 (en) | 2020-03-27 | 2023-05-11 | Osaka University | Cognitive impairment diagnostic device and cognitive impairment diagnostic program |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3661850A (en) * | 1970-07-16 | 1972-05-09 | John K Stille | Quinoxaline polymers,methods of making same and compositions thereof |
| US3730946A (en) * | 1971-01-20 | 1973-05-01 | Gen Electric | Process for making cyanoaryloxy polymers and products derived therefrom |
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1973
- 1973-11-23 US US00418250A patent/US3852244A/en not_active Expired - Lifetime
-
1974
- 1974-08-02 GB GB3425374A patent/GB1474754A/en not_active Expired
- 1974-08-09 DE DE2438327A patent/DE2438327C2/de not_active Expired
- 1974-09-26 SU SU742062679A patent/SU793406A3/ru active
- 1974-11-18 BR BR9648/74A patent/BR7409648A/pt unknown
- 1974-11-20 NL NL7415153A patent/NL7415153A/xx not_active Application Discontinuation
- 1974-11-21 DD DD182511A patent/DD116246A5/xx unknown
- 1974-11-22 FR FR7438382A patent/FR2252368B1/fr not_active Expired
- 1974-11-22 JP JP49133755A patent/JPS5761048B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SU793406A3 (ru) | 1980-12-30 |
| JPS5761048B2 (pt) | 1982-12-22 |
| GB1474754A (en) | 1977-05-25 |
| AU7385074A (en) | 1976-04-08 |
| JPS50100200A (pt) | 1975-08-08 |
| DE2438327A1 (de) | 1975-05-28 |
| US3852244A (en) | 1974-12-03 |
| NL7415153A (nl) | 1975-05-27 |
| DE2438327C2 (de) | 1983-12-22 |
| BR7409648A (pt) | 1976-05-25 |
| FR2252368A1 (pt) | 1975-06-20 |
| FR2252368B1 (pt) | 1980-04-11 |