ES436776A1 - Procedimiento para preparar materiales multicelulares ter- moestables. - Google Patents

Procedimiento para preparar materiales multicelulares ter- moestables.

Info

Publication number
ES436776A1
ES436776A1 ES436776A ES436776A ES436776A1 ES 436776 A1 ES436776 A1 ES 436776A1 ES 436776 A ES436776 A ES 436776A ES 436776 A ES436776 A ES 436776A ES 436776 A1 ES436776 A1 ES 436776A1
Authority
ES
Spain
Prior art keywords
formula
symbol
polyamines
primary
group
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
ES436776A
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
Application filed by Rhone Poulenc Industries SA filed Critical Rhone Poulenc Industries SA
Publication of ES436776A1 publication Critical patent/ES436776A1/es
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)
ES436776A 1974-11-13 1975-04-19 Procedimiento para preparar materiales multicelulares ter- moestables. Expired ES436776A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7437431A FR2291237A2 (fr) 1974-11-13 1974-11-13 Materiaux multicellulaires en polymeres thermostables derives de bis-imides

Publications (1)

Publication Number Publication Date
ES436776A1 true ES436776A1 (es) 1977-04-16

Family

ID=9144892

Family Applications (1)

Application Number Title Priority Date Filing Date
ES436776A Expired ES436776A1 (es) 1974-11-13 1975-04-19 Procedimiento para preparar materiales multicelulares ter- moestables.

Country Status (2)

Country Link
ES (1) ES436776A1 (es)
FR (1) FR2291237A2 (es)

Also Published As

Publication number Publication date
FR2291237B2 (es) 1979-03-02
FR2291237A2 (fr) 1976-06-11

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