DK156397C - Fremgangsmaade til fremstilling af aromatiske bis(etheranhydrider) - Google Patents
Fremgangsmaade til fremstilling af aromatiske bis(etheranhydrider)Info
- Publication number
- DK156397C DK156397C DK172874A DK172874A DK156397C DK 156397 C DK156397 C DK 156397C DK 172874 A DK172874 A DK 172874A DK 172874 A DK172874 A DK 172874A DK 156397 C DK156397 C DK 156397C
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- preparation
- aromatic bis
- ether anhydrides
- anhydrides
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/567—Preparation of carboxylic acid anhydrides by reactions not involving carboxylic acid anhydride groups
-
- 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
- C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
- C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
- C08G59/4223—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof aromatic
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Furan Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00346471A US3850964A (en) | 1973-03-30 | 1973-03-30 | Method for making aromatic bis(ether anhydride)s |
US34647173 | 1973-03-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
DK156397B DK156397B (da) | 1989-08-14 |
DK156397C true DK156397C (da) | 1990-01-08 |
Family
ID=23359538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK172874A DK156397C (da) | 1973-03-30 | 1974-03-28 | Fremgangsmaade til fremstilling af aromatiske bis(etheranhydrider) |
Country Status (11)
Country | Link |
---|---|
US (1) | US3850964A (da) |
JP (2) | JPS604178B2 (da) |
BR (1) | BR7402534D0 (da) |
DD (1) | DD111369A5 (da) |
DE (1) | DE2412467C2 (da) |
DK (1) | DK156397C (da) |
FR (1) | FR2223354B1 (da) |
GB (1) | GB1469936A (da) |
IT (1) | IT1004418B (da) |
SE (1) | SE419640B (da) |
SU (1) | SU547175A3 (da) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3956320A (en) * | 1972-08-18 | 1976-05-11 | General Electric Company | Aromatic bis(ether phthalis anhydride) compounds |
US3944583A (en) * | 1975-02-27 | 1976-03-16 | General Electric Company | Bis-phenoxyphthalic acid anhydrides |
US4133182A (en) * | 1977-01-13 | 1979-01-09 | Societe Nationale Elf Aquitaine (Production) | Apparatus and method of connecting a flowline to a subsea station |
US4102905A (en) * | 1977-09-02 | 1978-07-25 | General Electric Company | Aromatic disulfone dianhydrides |
US4459414A (en) * | 1981-04-08 | 1984-07-10 | Ciba-Geigy Corporation | Tetrasubstituted phthalic acid derivatives, and a process for their preparation |
US4868316A (en) * | 1987-04-27 | 1989-09-19 | Occidental Chemical Corporation | Process for the preparation of diether diphthalic anhydrides |
DE4216796A1 (de) * | 1992-05-21 | 1993-11-25 | Cassella Ag | Verfahren zur Herstellung von 4-(2-Aminophenylthio)- naphthalsäureanhydrid-Derivaten |
EP1776094A2 (en) * | 2004-08-06 | 2007-04-25 | Grain Processing Corporation | Tablet coating composition |
US7268237B2 (en) * | 2005-03-11 | 2007-09-11 | General Electric Company | Direct dianhydride synthesis |
US8080671B2 (en) | 2008-05-23 | 2011-12-20 | Sabic Innovative Plastics Ip B.V. | Production of low color polyetherimides |
US11898011B2 (en) | 2020-02-19 | 2024-02-13 | Dupont Electronics, Inc. | Polymers for use in electronic devices |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3787475A (en) * | 1971-01-20 | 1974-01-22 | Gen Electric | Process for making aryloxy derivatives of aromatic diesters and dinitriles |
-
1973
- 1973-03-30 US US00346471A patent/US3850964A/en not_active Expired - Lifetime
-
1974
- 1974-03-15 DE DE2412467A patent/DE2412467C2/de not_active Expired
- 1974-03-22 GB GB1286574A patent/GB1469936A/en not_active Expired
- 1974-03-26 FR FR7410288A patent/FR2223354B1/fr not_active Expired
- 1974-03-27 IT IT49729/74A patent/IT1004418B/it active
- 1974-03-28 DK DK172874A patent/DK156397C/da not_active IP Right Cessation
- 1974-03-28 DD DD177522A patent/DD111369A5/xx unknown
- 1974-03-29 JP JP49034776A patent/JPS604178B2/ja not_active Expired
- 1974-03-29 SU SU2011517A patent/SU547175A3/ru active
- 1974-03-29 SE SE7404313A patent/SE419640B/xx not_active IP Right Cessation
- 1974-03-29 BR BR2534/74A patent/BR7402534D0/pt unknown
-
1983
- 1983-03-01 JP JP58031901A patent/JPS58180479A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS58180479A (ja) | 1983-10-21 |
AU6738774A (en) | 1975-10-16 |
SE419640B (sv) | 1981-08-17 |
IT1004418B (it) | 1976-07-10 |
SU547175A3 (ru) | 1977-02-15 |
DE2412467C2 (de) | 1983-08-04 |
DK156397B (da) | 1989-08-14 |
DD111369A5 (da) | 1975-02-12 |
JPS604178B2 (ja) | 1985-02-01 |
DE2412467A1 (de) | 1974-10-10 |
US3850964A (en) | 1974-11-26 |
FR2223354B1 (da) | 1978-09-15 |
FR2223354A1 (da) | 1974-10-25 |
JPS5024241A (da) | 1975-03-15 |
GB1469936A (en) | 1977-04-06 |
BR7402534D0 (pt) | 1974-12-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE419641B (sv) | Forfarand for framstellning av en aromatisk bis (eteranhydrid) | |
DK145676C (da) | Analogifremgangsmaade til fremstilling af oxoalkyldialkylxanthiner | |
DK149642C (da) | Praeparat til fremstilling af 99mteknetiumradiodiagnostika | |
DK593975A (da) | Fremgangsmade til fremstilling af substituerede perhalogenalkylamidiner | |
DK538676A (da) | Fremgangsmade til fremstilling af aromatiske urethaner | |
DK156397C (da) | Fremgangsmaade til fremstilling af aromatiske bis(etheranhydrider) | |
DK132400C (da) | Fremgangsmade til fremstilling af aromatiske hydroxyaldehyder | |
DK535476A (da) | Fremgangsmade til fremstilling af 7-methoxycephalosporiner | |
DK132892C (da) | Analogifremgangsmade til fremstilling af 4-aminoquinazoliner | |
DK150676A (da) | Fremgangsmade til fremstilling af krystallinsk natrium-o-formyl-cefamandol | |
DK155314C (da) | Fremgangsmaade til fremstilling af xylitol | |
DK417075A (da) | Fremgangsmade til fremstilling af tricycliske dicarboxamider | |
DK399976A (da) | Fremgangsmade til fremstilling af aralkylamider | |
DK415576A (da) | Fremgangsmade til fremstilling af krystallinsk dipilocarpiniumpamoat | |
DK476275A (da) | Fremgangsmade til fremstilling af naphthalenderivater | |
DK144270C (da) | Analogifremgangsmaade til fremstilling af n-carbamoyl-2-phenylethensulfonamider | |
DK141584C (da) | Fremgangsmaade til fremstilling af slagseje vinylaromat-podecopolymere | |
DK309275A (da) | Fremgangsmade til fremstilling af nitrerede aromatiske forbindelser | |
DK424676A (da) | Fremgangsmade til fremstilling af 2-alkylindan | |
DK526676A (da) | Fremgangsmade til fremstilling af 4-chlor-2-butynyl-m-chlorcarbanilat | |
DK480676A (da) | Fremgangsmade til fremstilling af s-alkylphosphordihalogeniddithioater | |
DK285975A (da) | Fremgangsmade til fremstilling af aromatiske urethaner | |
DK138276A (da) | Fremgangsmade til fremstilling af phenolharpikser | |
DK46476A (da) | Fremgangsmade til fremstilling af 5-nitrothiazolylimidazolidiner | |
DK131943C (da) | Fremgangsmade til fremstilling af 17beta-oxalylsteroider |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |