IL94932A0 - Mixed polyimides and process for preparing them - Google Patents
Mixed polyimides and process for preparing themInfo
- Publication number
- IL94932A0 IL94932A0 IL94932A IL9493290A IL94932A0 IL 94932 A0 IL94932 A0 IL 94932A0 IL 94932 A IL94932 A IL 94932A IL 9493290 A IL9493290 A IL 9493290A IL 94932 A0 IL94932 A0 IL 94932A0
- Authority
- IL
- Israel
- Prior art keywords
- acid dianhydride
- image
- mixed polyimides
- mol
- preparing
- Prior art date
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
-
- 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
- C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (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 |
---|---|---|---|
AT1700/89A AT392974B (de) | 1989-07-13 | 1989-07-13 | Mischpolyimide sowie verfahren zu ihrer herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
IL94932A0 true IL94932A0 (en) | 1991-04-15 |
Family
ID=3519100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL94932A IL94932A0 (en) | 1989-07-13 | 1990-06-29 | Mixed polyimides and process for preparing them |
Country Status (11)
Country | Link |
---|---|
US (1) | US5066760A (xx) |
EP (1) | EP0408540B1 (xx) |
JP (1) | JPH0352916A (xx) |
KR (1) | KR910002953A (xx) |
AT (2) | AT392974B (xx) |
BR (1) | BR9003475A (xx) |
CA (1) | CA2021047C (xx) |
DE (1) | DE59010542D1 (xx) |
IE (1) | IE62768B1 (xx) |
IL (1) | IL94932A0 (xx) |
PT (1) | PT94686A (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5725769A (en) * | 1995-07-18 | 1998-03-10 | Bend Research, Inc. | Solvent-resistant microporous polymide membranes |
EP1260538B1 (en) * | 1999-10-06 | 2010-12-01 | Kaneka Corporation | Process for producing polyimide resin |
TWI492967B (zh) * | 2011-12-30 | 2015-07-21 | Ind Tech Res Inst | 聚亞醯胺 |
CN102617857B (zh) * | 2012-04-16 | 2014-05-14 | 上海交通大学 | 一种聚酰亚胺及其制备方法 |
EP3374411B1 (en) | 2015-11-13 | 2021-07-28 | ICL-IP America Inc. | Reactive flame retardants for polyurethane and polyisocyanurate foams |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666709A (en) * | 1968-12-14 | 1972-05-30 | Shawa Densen Denran Kk A K A S | Solvent soluble aromatic polymides and production thereof |
CA959191A (en) * | 1968-12-14 | 1974-12-10 | Munehiko Suzuki | Aromatic polymides and production thereof |
US3701756A (en) * | 1969-01-17 | 1972-10-31 | Upjohn Co | Catalytic preparation of polyimides from polyisocyanates |
US3708458A (en) * | 1971-03-16 | 1973-01-02 | Upjohn Co | Copolyimides of benzophenone tetracarboxylic acid dianhydride and mixture of diisocyanates |
US3985934A (en) * | 1974-07-26 | 1976-10-12 | The Upjohn Company | Polyimide fiber having a serrated surface and a process of producing same |
US4001186A (en) * | 1974-11-07 | 1977-01-04 | The Upjohn Company | Preparation of polyimide from organic diisocyanate with alkali metal salt of alcohol as catalyst |
US3989284A (en) * | 1975-04-23 | 1976-11-02 | Hydril Company | Tubular connection |
JPS59624B2 (ja) * | 1975-08-13 | 1984-01-07 | 三菱レイヨン株式会社 | 耐熱性不織布及び紙状物の製造方法 |
DE2641767B2 (de) * | 1976-09-14 | 1979-05-31 | Mannesmann Ag, 4000 Duesseldorf | Gewindeverbindung für ölfeldrohre |
US4177333A (en) * | 1978-02-24 | 1979-12-04 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Catalysts for polyimide foams from aromatic isocyanates and aromatic dianhydrides |
JPS5867723A (ja) * | 1981-10-19 | 1983-04-22 | Mitsui Toatsu Chem Inc | ポリアミドの製造法 |
JPS58190765A (ja) * | 1982-04-20 | 1983-11-07 | Regie Natl Usines Renault | 自動車用スピ−ドメ−タ表示装置 |
AT377016B (de) * | 1983-03-09 | 1985-01-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung von schwer entflammbaren, hochtemperaturbestaendigen polyimidfasern |
US4657832A (en) * | 1983-05-18 | 1987-04-14 | Ciba-Geigy Corporation | Photosensitive polymers as coating materials |
US4629777A (en) * | 1983-05-18 | 1986-12-16 | Ciba-Geigy Corporation | Polyimides, a process for their preparation and their use |
US4549754A (en) * | 1983-06-20 | 1985-10-29 | Reed Tubular Products Company | Tool joint |
JPS6040114A (ja) * | 1983-08-12 | 1985-03-02 | Hitachi Chem Co Ltd | 粒子状重合体の製造法 |
ES282513Y (es) * | 1984-11-12 | 1986-10-01 | Amper, S.A. | Dispositivo exclusor para telefonos instalados en paralelo |
US4795795A (en) * | 1985-02-20 | 1989-01-03 | Mitsui Toatsu Chemicals, Incorporated | Catalytic preparation of polyamide or polyamide-polymide with N,N'-dimethyl alkylene urea solvent |
US4845185A (en) * | 1986-04-22 | 1989-07-04 | Nippon Steel Corporation | Soluble copolyimide from 9,9-bis (4-amino phenyl) fluorene |
AT387783B (de) * | 1987-06-09 | 1989-03-10 | Chemiefaser Lenzing Ag | Verfahren zur herstellung von hochtemperaturbestaendigen folien |
JPH0264118A (ja) * | 1988-08-30 | 1990-03-05 | Mitsui Toatsu Chem Inc | 耐熱性重合体の製造方法 |
-
1989
- 1989-07-13 AT AT1700/89A patent/AT392974B/de not_active IP Right Cessation
-
1990
- 1990-06-29 IL IL94932A patent/IL94932A0/xx not_active IP Right Cessation
- 1990-06-29 US US07/546,517 patent/US5066760A/en not_active Expired - Lifetime
- 1990-07-05 EP EP90890203A patent/EP0408540B1/de not_active Expired - Lifetime
- 1990-07-05 IE IE244390A patent/IE62768B1/en not_active IP Right Cessation
- 1990-07-05 DE DE59010542T patent/DE59010542D1/de not_active Expired - Lifetime
- 1990-07-05 AT AT90890203T patent/ATE144267T1/de not_active IP Right Cessation
- 1990-07-12 PT PT94686A patent/PT94686A/pt not_active Application Discontinuation
- 1990-07-12 KR KR1019900010523A patent/KR910002953A/ko not_active Application Discontinuation
- 1990-07-12 BR BR909003475A patent/BR9003475A/pt not_active IP Right Cessation
- 1990-07-12 CA CA002021047A patent/CA2021047C/en not_active Expired - Lifetime
- 1990-07-13 JP JP2187009A patent/JPH0352916A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US5066760A (en) | 1991-11-19 |
EP0408540B1 (de) | 1996-10-16 |
PT94686A (pt) | 1991-03-20 |
JPH0352916A (ja) | 1991-03-07 |
CA2021047C (en) | 1999-05-11 |
EP0408540A1 (de) | 1991-01-16 |
KR910002953A (ko) | 1991-02-26 |
IE902443A1 (en) | 1991-02-13 |
AT392974B (de) | 1991-07-25 |
DE59010542D1 (de) | 1996-11-21 |
CA2021047A1 (en) | 1991-01-14 |
BR9003475A (pt) | 1991-08-27 |
IE62768B1 (en) | 1995-02-22 |
ATA170089A (de) | 1990-12-15 |
ATE144267T1 (de) | 1996-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
KB | Patent renewed | ||
RH | Patent void |