DE3650580D1 - Hitzebeständige Polymere und Prepolymere und Methode zu ihrer Herstellung - Google Patents
Hitzebeständige Polymere und Prepolymere und Methode zu ihrer HerstellungInfo
- Publication number
- DE3650580D1 DE3650580D1 DE3650580T DE3650580T DE3650580D1 DE 3650580 D1 DE3650580 D1 DE 3650580D1 DE 3650580 T DE3650580 T DE 3650580T DE 3650580 T DE3650580 T DE 3650580T DE 3650580 D1 DE3650580 D1 DE 3650580D1
- Authority
- DE
- Germany
- Prior art keywords
- oligomer
- prepolymers
- production
- heat
- disclosed
- 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 - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/08—Bridged systems
-
- 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
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
- C08G18/3821—Carboxylic acids; Esters thereof with monohydroxyl compounds
-
- 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
-
- 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
- C08G73/1028—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous
-
- 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
- C08G73/1035—Preparatory processes from tetracarboxylic acids or derivatives and diisocyanates
-
- 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
- C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (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)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/769,863 US4687785A (en) | 1985-08-27 | 1985-08-27 | Thermally adaptive polymers and prepolymers and methods of making in which an imide is formed from a polyanhydride oligomer and an isocyanate |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3650580D1 true DE3650580D1 (de) | 1996-11-28 |
Family
ID=25086739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3650580T Expired - Lifetime DE3650580D1 (de) | 1985-08-27 | 1986-08-25 | Hitzebeständige Polymere und Prepolymere und Methode zu ihrer Herstellung |
Country Status (7)
Country | Link |
---|---|
US (1) | US4687785A (de) |
EP (1) | EP0212652B1 (de) |
AT (1) | ATE144506T1 (de) |
AU (1) | AU609703B2 (de) |
BR (1) | BR8604086A (de) |
DE (1) | DE3650580D1 (de) |
ES (1) | ES2001399A6 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5089592A (en) * | 1988-06-09 | 1992-02-18 | The Dow Chemical Company | Biscyclobutarene monomer comprising two cyclobutarene moieties bridged by a divalent radical comprising at least one benzothiazole or benzimidazole linkage |
US4895972A (en) * | 1988-09-01 | 1990-01-23 | The United States Of American As Represented By The Administrator Of The National Aeronautics And Space Administration | Process for lowering the dielectric constant of polyimides using diamic acid additives |
US4954601A (en) * | 1989-01-03 | 1990-09-04 | Dow Corning Corporation | Polyimide precursors and method for preparing crosslinked polyimides using said precursors |
US4963640A (en) * | 1989-02-13 | 1990-10-16 | Mobay Corporation | Process and compositions for production of moldings |
US5470945A (en) * | 1990-02-05 | 1995-11-28 | Battelle Memorial Institute | Thermally reversible isocyanate-based polymers |
US5097010A (en) * | 1990-02-05 | 1992-03-17 | Battelle Memorial Institute | Thermally-reversible isocyanate polymers |
US5239039A (en) * | 1990-02-05 | 1993-08-24 | Battelle Memorial Institute | Polyarylimidazolidines with phenolic hydroxyl end groups |
US5151216A (en) * | 1991-11-12 | 1992-09-29 | Martin Marietta Corporation | High temperature ablative foam |
KR0172999B1 (ko) * | 1993-02-08 | 1999-02-18 | 러빈 펠드만 | 보강된 열 보호 시스템 |
US5974784A (en) * | 1998-10-12 | 1999-11-02 | Nu-Chem, Inc. | Insulative shield, particularly for automotive exhaust components |
CN109762166B (zh) * | 2018-12-26 | 2021-02-12 | 哈尔滨工程大学 | 一种聚酰亚胺前驱体及聚酰亚胺薄膜的制备方法 |
CN111793237B (zh) * | 2020-07-21 | 2022-06-21 | 贵州航天天马机电科技有限公司 | 一种硬质聚酰亚胺泡沫材料的生产方法 |
CN116790020A (zh) * | 2023-06-21 | 2023-09-22 | 四川大学 | 含芳香环多胺聚合物的二氧化碳加合物发泡剂及应用 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3562189A (en) * | 1967-06-19 | 1971-02-09 | Upjohn Co | Process for cellular polymers containing imide groups |
US3716519A (en) * | 1969-08-11 | 1973-02-13 | Toray Industries | Method for producing a polyamideimide and product of said method |
US3620987A (en) * | 1969-11-21 | 1971-11-16 | Upjohn Co | Preparation of polymer foam |
US3954710A (en) * | 1970-12-11 | 1976-05-04 | Westinghouse Electric Corporation | Polymers prepared from imide containing dianhydrides |
US3966652A (en) * | 1974-11-11 | 1976-06-29 | International Harvester Company | Method of making foamed copolyimides and product obtained therefrom |
US4241193A (en) * | 1978-08-21 | 1980-12-23 | International Harvester Company | Polyimides |
US4184021A (en) * | 1978-10-31 | 1980-01-15 | Nasa | Ambient cure polyimide foams prepared from aromatic polyisocyanates, aromatic polycarboxylic compounds, furfuryl alcohol, and a strong inorganic acid |
JPS55135124A (en) * | 1979-04-10 | 1980-10-21 | Hitachi Chem Co Ltd | Production of polyimide-amide carboxylic acid |
US4316844A (en) * | 1980-01-25 | 1982-02-23 | Plastics Engineering Company | Polyimide derivatives having unsaturated terminal amic acid groups |
US4439381A (en) * | 1980-09-12 | 1984-03-27 | I M L Corporation | Methods of preparing polyimides and artifacts composed thereof |
US4305796A (en) * | 1980-09-12 | 1981-12-15 | International Harvester Company | Methods of preparing polyimides and artifacts composed thereof |
US4360604A (en) * | 1981-04-10 | 1982-11-23 | International Harvester Co. | Polyimide foams |
-
1985
- 1985-08-27 US US06/769,863 patent/US4687785A/en not_active Expired - Fee Related
-
1986
- 1986-08-25 EP EP86111756A patent/EP0212652B1/de not_active Expired - Lifetime
- 1986-08-25 AT AT86111756T patent/ATE144506T1/de not_active IP Right Cessation
- 1986-08-25 DE DE3650580T patent/DE3650580D1/de not_active Expired - Lifetime
- 1986-08-26 ES ES8601371A patent/ES2001399A6/es not_active Expired
- 1986-08-26 AU AU61841/86A patent/AU609703B2/en not_active Ceased
- 1986-08-27 BR BR8604086A patent/BR8604086A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BR8604086A (pt) | 1987-04-14 |
ATE144506T1 (de) | 1996-11-15 |
EP0212652B1 (de) | 1996-10-23 |
US4687785A (en) | 1987-08-18 |
AU609703B2 (en) | 1991-05-09 |
EP0212652A2 (de) | 1987-03-04 |
AU6184186A (en) | 1987-03-05 |
EP0212652A3 (de) | 1988-06-29 |
ES2001399A6 (es) | 1988-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |