ES439739A1 - Procedimiento de obtencion de materiales multicelulares. - Google Patents

Procedimiento de obtencion de materiales multicelulares.

Info

Publication number
ES439739A1
ES439739A1 ES439739A ES439739A ES439739A1 ES 439739 A1 ES439739 A1 ES 439739A1 ES 439739 A ES439739 A ES 439739A ES 439739 A ES439739 A ES 439739A ES 439739 A1 ES439739 A1 ES 439739A1
Authority
ES
Spain
Prior art keywords
ammonia
polyimide
polymer
agent
tahojozairyono
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
ES439739A
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 ES439739A1 publication Critical patent/ES439739A1/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
    • C08J9/04—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
    • C08J9/06—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 by a chemical 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)
  • General 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)
ES439739A 1974-07-26 1975-07-24 Procedimiento de obtencion de materiales multicelulares. Expired ES439739A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7426082A FR2279783A1 (fr) 1974-07-26 1974-07-26 Resines thermostables par bis-maleimides et ammoniac

Publications (1)

Publication Number Publication Date
ES439739A1 true ES439739A1 (es) 1977-05-01

Family

ID=9141778

Family Applications (1)

Application Number Title Priority Date Filing Date
ES439739A Expired ES439739A1 (es) 1974-07-26 1975-07-24 Procedimiento de obtencion de materiales multicelulares.

Country Status (12)

Country Link
JP (1) JPS5149262A (es)
BE (1) BE831766A (es)
CA (1) CA1061948A (es)
CH (1) CH608510A5 (es)
DE (1) DE2533401A1 (es)
DK (1) DK141513B (es)
ES (1) ES439739A1 (es)
FR (1) FR2279783A1 (es)
IE (1) IE41637B1 (es)
IT (1) IT1040066B (es)
LU (1) LU73064A1 (es)
NL (1) NL7508633A (es)

Also Published As

Publication number Publication date
NL7508633A (nl) 1976-01-28
BE831766A (fr) 1976-01-26
IE41637L (en) 1976-01-26
CA1061948A (fr) 1979-09-04
JPS5149262A (en) 1976-04-28
DK340675A (es) 1976-01-27
DK141513C (es) 1980-09-29
CH608510A5 (en) 1979-01-15
IT1040066B (it) 1979-12-20
LU73064A1 (es) 1976-07-01
DK141513B (da) 1980-04-08
FR2279783A1 (fr) 1976-02-20
DE2533401A1 (de) 1976-02-05
IE41637B1 (en) 1980-02-13
FR2279783B1 (es) 1978-01-20

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