GB1498077A - Process for the manufacture of heat resistant multicellular materials - Google Patents

Process for the manufacture of heat resistant multicellular materials

Info

Publication number
GB1498077A
GB1498077A GB16157/75A GB1615775A GB1498077A GB 1498077 A GB1498077 A GB 1498077A GB 16157/75 A GB16157/75 A GB 16157/75A GB 1615775 A GB1615775 A GB 1615775A GB 1498077 A GB1498077 A GB 1498077A
Authority
GB
United Kingdom
Prior art keywords
bis
primary
granules
imide
admixture
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
Application number
GB16157/75A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhone Poulenc Industries SA
Original Assignee
Rhone Poulenc Industries SA
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 SA filed Critical Rhone Poulenc Industries SA
Publication of GB1498077A publication Critical patent/GB1498077A/en
Expired legal-status Critical Current

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)
  • 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)
GB16157/75A 1974-04-19 1975-04-18 Process for the manufacture of heat resistant multicellular materials Expired GB1498077A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
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

Publications (1)

Publication Number Publication Date
GB1498077A true GB1498077A (en) 1978-01-18

Family

ID=26218288

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16157/75A Expired GB1498077A (en) 1974-04-19 1975-04-18 Process for the manufacture of heat resistant multicellular materials

Country Status (11)

Country Link
US (1) US4057518A (US06521211-20030218-C00004.png)
JP (1) JPS5110867A (US06521211-20030218-C00004.png)
CA (1) CA1069650A (US06521211-20030218-C00004.png)
CH (1) CH606213A5 (US06521211-20030218-C00004.png)
DE (1) DE2517106A1 (US06521211-20030218-C00004.png)
DK (1) DK141605B (US06521211-20030218-C00004.png)
GB (1) GB1498077A (US06521211-20030218-C00004.png)
IE (1) IE42118B1 (US06521211-20030218-C00004.png)
IT (1) IT1037452B (US06521211-20030218-C00004.png)
LU (1) LU72316A1 (US06521211-20030218-C00004.png)
NL (1) NL7504357A (US06521211-20030218-C00004.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 (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
DK167775A (US06521211-20030218-C00004.png) 1975-10-20
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
DE2517106A1 (de) 1975-10-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee