DK167775A - - Google Patents
Info
- Publication number
- DK167775A DK167775A DK167775A DK167775A DK167775A DK 167775 A DK167775 A DK 167775A DK 167775 A DK167775 A DK 167775A DK 167775 A DK167775 A DK 167775A DK 167775 A DK167775 A DK 167775A
- Authority
- DK
- Denmark
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/16—Making expandable particles
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
- C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7413693 | 1974-04-19 | ||
| FR7413693A FR2268043A1 (en) | 1974-04-19 | 1974-04-19 | Heat-stable multi-cellular materials - prepd from mixt. of bis-imide type polymer, blowing agent and surface active agent |
| FR7437431 | 1974-11-13 | ||
| FR7437431A FR2291237A2 (fr) | 1974-11-13 | 1974-11-13 | Materiaux multicellulaires en polymeres thermostables derives de bis-imides |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK167775A true DK167775A (US06521211-20030218-C00004.png) | 1975-10-20 |
| DK141605B DK141605B (da) | 1980-05-05 |
| DK141605C DK141605C (US06521211-20030218-C00004.png) | 1980-10-06 |
Family
ID=26218288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK167775AA DK141605B (da) | 1974-04-19 | 1975-04-18 | Fremgangsmåde til fremstilling af varmebestandige formede genstande af multicellulære polyimider. |
Country Status (11)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2304639A1 (fr) * | 1975-03-21 | 1976-10-15 | Rhone Poulenc Ind | Articles conformes en polymeres synthetiques contenant un polyimide |
| US4108810A (en) * | 1977-10-17 | 1978-08-22 | The Dow Chemical Company | Method for making crosslinked resin foams from at least one dicarboxylic acid, at least one ethylenically unsaturated dicarboxylic acid anhydride and a polyisocyanate |
| CA1111997A (en) * | 1977-10-17 | 1981-11-03 | John M. Corbett | Imide-crosslinked ethylenic polymer resin foams |
| US4110274A (en) * | 1977-10-17 | 1978-08-29 | The Dow Chemical Company | Method for making crosslinked resin foams from an ethylenically unsaturated dicarboxylic acid anhydride and a polyisocyanate |
| US4288359A (en) * | 1977-11-04 | 1981-09-08 | E. I. Du Pont De Nemours And Company | Epoxy imide compositions |
| US4294877A (en) * | 1979-04-05 | 1981-10-13 | E. I. Du Pont De Nemours And Company | Epoxy imide compositions |
| US4294743A (en) * | 1979-04-05 | 1981-10-13 | E. I. Du Pont De Nemours And Company | Epoxy imide |
| JP2562875B2 (ja) * | 1986-04-10 | 1996-12-11 | 住友化学工業株式会社 | 薄片状物質の製造法 |
| JPH04236228A (ja) * | 1991-01-16 | 1992-08-25 | Teijin Ltd | 熱硬化樹脂の製造方法及びそれに用いる熱硬化性組成物 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3310506A (en) * | 1963-03-18 | 1967-03-21 | Du Pont | Cellular polyimide product |
| US3249561A (en) * | 1963-03-18 | 1966-05-03 | Du Pont | Forming a foamed polyimide article |
| US3483144A (en) * | 1966-07-27 | 1969-12-09 | Monsanto Co | Process for the preparation of a polyimide foam |
| DE1954878B2 (de) * | 1968-11-05 | 1972-03-02 | Toray Industries, Ine , Tokio | Verfahren zur herstellung von formkoerpern auf der basis von imidgruppen enthaltenden polykondensaten |
| US3878172A (en) * | 1968-12-19 | 1975-04-15 | Rhone Poulenc Sa | Process for preparing heat resistant resin from unsaturated bis-imide and diamine |
| US3740378A (en) * | 1970-03-27 | 1973-06-19 | Gen Electric | Method for making polyimides from aliphatically unsaturated bis-imides |
| US3705118A (en) * | 1971-01-11 | 1972-12-05 | Ibm | Process for forming a microporous cellular polyimide |
| BE789483A (fr) * | 1971-10-07 | 1973-01-15 | Gen Electric | Composition resineuse a base de polyimide |
| US3897393A (en) * | 1973-11-29 | 1975-07-29 | Ici America Inc | Polyimides from bismaleimides and heterocyclic disecondary diamines |
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1975
- 1975-04-11 NL NL7504357A patent/NL7504357A/xx not_active Application Discontinuation
- 1975-04-16 JP JP50046282A patent/JPS5110867A/ja active Pending
- 1975-04-16 IE IE856/75A patent/IE42118B1/en unknown
- 1975-04-17 US US05/569,316 patent/US4057518A/en not_active Expired - Lifetime
- 1975-04-18 CA CA224,999A patent/CA1069650A/fr not_active Expired
- 1975-04-18 LU LU72316A patent/LU72316A1/xx unknown
- 1975-04-18 CH CH500875A patent/CH606213A5/xx not_active IP Right Cessation
- 1975-04-18 DK DK167775AA patent/DK141605B/da not_active IP Right Cessation
- 1975-04-18 GB GB16157/75A patent/GB1498077A/en not_active Expired
- 1975-04-18 IT IT22529/75A patent/IT1037452B/it active
- 1975-04-18 DE DE19752517106 patent/DE2517106A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DK141605C (US06521211-20030218-C00004.png) | 1980-10-06 |
| CH606213A5 (US06521211-20030218-C00004.png) | 1978-10-31 |
| US4057518A (en) | 1977-11-08 |
| NL7504357A (nl) | 1975-10-21 |
| CA1069650A (fr) | 1980-01-08 |
| IT1037452B (it) | 1979-11-10 |
| JPS5110867A (en) | 1976-01-28 |
| IE42118B1 (en) | 1980-06-04 |
| LU72316A1 (US06521211-20030218-C00004.png) | 1976-03-17 |
| IE42118L (en) | 1975-10-19 |
| DK141605B (da) | 1980-05-05 |
| GB1498077A (en) | 1978-01-18 |
| DE2517106A1 (de) | 1975-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B1 | Patent granted (law 1993) | ||
| PBP | Patent lapsed |