DE3669716D1 - Verfahren zur herstellung aromatischer polycarbonsaeuren und ihrer anhydride aus polycarboximiden. - Google Patents
Verfahren zur herstellung aromatischer polycarbonsaeuren und ihrer anhydride aus polycarboximiden.Info
- Publication number
- DE3669716D1 DE3669716D1 DE8686100217T DE3669716T DE3669716D1 DE 3669716 D1 DE3669716 D1 DE 3669716D1 DE 8686100217 T DE8686100217 T DE 8686100217T DE 3669716 T DE3669716 T DE 3669716T DE 3669716 D1 DE3669716 D1 DE 3669716D1
- Authority
- DE
- Germany
- Prior art keywords
- polycarboximides
- anhydrides
- producing aromatic
- polycarbonic acids
- aromatic polycarbonic
- 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
- 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
- C08G73/1021—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the catalyst used
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/691,292 US4584388A (en) | 1985-01-14 | 1985-01-14 | Method and composition for preparing aromatic polycarboxylic acids and their anhydrides from polycarboximides |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3669716D1 true DE3669716D1 (de) | 1990-04-26 |
Family
ID=24775957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686100217T Expired - Fee Related DE3669716D1 (de) | 1985-01-14 | 1986-01-09 | Verfahren zur herstellung aromatischer polycarbonsaeuren und ihrer anhydride aus polycarboximiden. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4584388A (de) |
EP (1) | EP0197237B1 (de) |
JP (1) | JPS61180780A (de) |
DE (1) | DE3669716D1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69114430T2 (de) * | 1990-08-24 | 1996-07-04 | Kanegafuchi Chemical Ind | Tetracarbonsäuredianhydride. |
US6498224B1 (en) | 2001-12-05 | 2002-12-24 | General Electric Company | Methods for the preparation poly(etherimide)s |
US6528663B1 (en) | 2001-12-05 | 2003-03-04 | General Electric Company | Methods for the preparation of 4-chlorophthalic anhydride |
US6576770B1 (en) | 2001-12-05 | 2003-06-10 | General Electric Company | Preparation of substituted phthalic anhydrides and substituted phthalimides |
US6710187B2 (en) | 2002-05-14 | 2004-03-23 | General Electric Company | Process to isolate dianhydrides |
US6881815B2 (en) * | 2002-09-25 | 2005-04-19 | General Electric Company | Method for the preparation poly(etherimide)s |
EP1776094A2 (de) * | 2004-08-06 | 2007-04-25 | Grain Processing Corporation | Tafelbeschichtungszusammensetzung |
US8080671B2 (en) | 2008-05-23 | 2011-12-20 | Sabic Innovative Plastics Ip B.V. | Production of low color polyetherimides |
WO2017189293A1 (en) | 2016-04-27 | 2017-11-02 | Sabic Global Technologies B.V. | Method for isolation of a dianhydride and dianhydrides prepared by the method |
EP3790855A1 (de) | 2018-05-07 | 2021-03-17 | SHPP Global Technologies B.V. | Verfahren zur isolierung eines aromatischen dianhydrids und durch dieses verfahren hergestellte aromatische dianhydride |
CN112074508B (zh) | 2018-05-14 | 2024-05-24 | 高新特殊工程塑料全球技术有限公司 | 用于分离二酐的方法及由该方法制备的二酐 |
US11787776B2 (en) | 2018-06-04 | 2023-10-17 | Shpp Global Technologies B.V. | Method for producing an aromatic dianhydride |
US11912689B2 (en) | 2018-06-18 | 2024-02-27 | Shpp Global Technologies B.V. | Method for isolation of an aromatic dianhydride and aromatic dianhydrides prepared by the method |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4116980A (en) * | 1976-10-04 | 1978-09-26 | General Electric Company | Method for making aromatic bis (ether phthalic acid) or aromatic bis (ether anhydride)s |
US4217281A (en) * | 1976-10-04 | 1980-08-12 | General Electric Company | Imide carbonyl compounds and method for making |
US4329292A (en) * | 1981-04-16 | 1982-05-11 | General Electric Company | Continuous method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride) |
-
1985
- 1985-01-14 US US06/691,292 patent/US4584388A/en not_active Expired - Fee Related
-
1986
- 1986-01-09 EP EP86100217A patent/EP0197237B1/de not_active Expired
- 1986-01-09 DE DE8686100217T patent/DE3669716D1/de not_active Expired - Fee Related
- 1986-01-13 JP JP61003708A patent/JPS61180780A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0197237B1 (de) | 1990-03-21 |
EP0197237A2 (de) | 1986-10-15 |
JPS61180780A (ja) | 1986-08-13 |
US4584388A (en) | 1986-04-22 |
EP0197237A3 (en) | 1988-07-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |