DK141605C - - Google Patents

Info

Publication number
DK141605C
DK141605C DK167775A DK167775A DK141605C DK 141605 C DK141605 C DK 141605C DK 167775 A DK167775 A DK 167775A DK 167775 A DK167775 A DK 167775A DK 141605 C DK141605 C DK 141605C
Authority
DK
Denmark
Application number
DK167775A
Other languages
Danish (da)
Other versions
DK167775A (xx
DK141605B (da
Inventor
R Angleraud
P Ledru
Original Assignee
Rhone-Poulenc Industries
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 Industries filed Critical Rhone-Poulenc Industries
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

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
    • 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)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (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
FR7437431A FR2291237A2 (fr) 1974-11-13 1974-11-13 Materiaux multicellulaires en polymeres thermostables derives de bis-imides
FR7437431 1974-11-13

Publications (3)

Publication Number Publication Date
DK167775A DK167775A (xx) 1975-10-20
DK141605B DK141605B (da) 1980-05-05
DK141605C true DK141605C (xx) 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 (xx)
JP (1) JPS5110867A (xx)
CA (1) CA1069650A (xx)
CH (1) CH606213A5 (xx)
DE (1) DE2517106A1 (xx)
DK (1) DK141605B (xx)
GB (1) GB1498077A (xx)
IE (1) IE42118B1 (xx)
IT (1) IT1037452B (xx)
LU (1) LU72316A1 (xx)
NL (1) NL7504357A (xx)

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
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
CA1111997A (en) * 1977-10-17 1981-11-03 John M. Corbett Imide-crosslinked ethylenic polymer resin foams
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
IT1037452B (it) 1979-11-10
CH606213A5 (xx) 1978-10-31
NL7504357A (nl) 1975-10-21
LU72316A1 (xx) 1976-03-17
DK167775A (xx) 1975-10-20
CA1069650A (fr) 1980-01-08
JPS5110867A (en) 1976-01-28
DE2517106A1 (de) 1975-10-30
DK141605B (da) 1980-05-05
IE42118B1 (en) 1980-06-04
IE42118L (en) 1975-10-19
GB1498077A (en) 1978-01-18
US4057518A (en) 1977-11-08

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed