DK141605B - Fremgangsmåde til fremstilling af varmebestandige formede genstande af multicellulære polyimider. - Google Patents

Fremgangsmåde til fremstilling af varmebestandige formede genstande af multicellulære polyimider. Download PDF

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Publication number
DK141605B
DK141605B DK167775AA DK167775A DK141605B DK 141605 B DK141605 B DK 141605B DK 167775A A DK167775A A DK 167775AA DK 167775 A DK167775 A DK 167775A DK 141605 B DK141605 B DK 141605B
Authority
DK
Denmark
Prior art keywords
group
bis
groups
multicellular
formula
Prior art date
Application number
DK167775AA
Other languages
Danish (da)
English (en)
Other versions
DK141605C (US08124630-20120228-C00152.png
DK167775A (US08124630-20120228-C00152.png
Inventor
Rene Angleraud
Pierre Ledru
Original Assignee
Rhone Poulenc Ind
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from FR7413693A external-priority patent/FR2268043A1/fr
Priority claimed from FR7437431A external-priority patent/FR2291237A2/fr
Application filed by Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Publication of DK167775A publication Critical patent/DK167775A/da
Publication of DK141605B publication Critical patent/DK141605B/da
Application granted granted Critical
Publication of DK141605C publication Critical patent/DK141605C/da

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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
    • 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
    • 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)
DK167775AA 1974-04-19 1975-04-18 Fremgangsmåde til fremstilling af varmebestandige formede genstande af multicellulære polyimider. DK141605B (da)

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 DK167775A (US08124630-20120228-C00152.png) 1975-10-20
DK141605B true DK141605B (da) 1980-05-05
DK141605C DK141605C (US08124630-20120228-C00152.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)

Country Link
US (1) US4057518A (US08124630-20120228-C00152.png)
JP (1) JPS5110867A (US08124630-20120228-C00152.png)
CA (1) CA1069650A (US08124630-20120228-C00152.png)
CH (1) CH606213A5 (US08124630-20120228-C00152.png)
DE (1) DE2517106A1 (US08124630-20120228-C00152.png)
DK (1) DK141605B (US08124630-20120228-C00152.png)
GB (1) GB1498077A (US08124630-20120228-C00152.png)
IE (1) IE42118B1 (US08124630-20120228-C00152.png)
IT (1) IT1037452B (US08124630-20120228-C00152.png)
LU (1) LU72316A1 (US08124630-20120228-C00152.png)
NL (1) NL7504357A (US08124630-20120228-C00152.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DK141605C (US08124630-20120228-C00152.png) 1980-10-06
CH606213A5 (US08124630-20120228-C00152.png) 1978-10-31
US4057518A (en) 1977-11-08
NL7504357A (nl) 1975-10-21
CA1069650A (fr) 1980-01-08
DK167775A (US08124630-20120228-C00152.png) 1975-10-20
IT1037452B (it) 1979-11-10
JPS5110867A (en) 1976-01-28
IE42118B1 (en) 1980-06-04
LU72316A1 (US08124630-20120228-C00152.png) 1976-03-17
IE42118L (en) 1975-10-19
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