FR81282E - Process for preparing polyamide acids and shaped articles therefrom - Google Patents

Process for preparing polyamide acids and shaped articles therefrom

Info

Publication number
FR81282E
FR81282E FR890687A FR890687A FR81282E FR 81282 E FR81282 E FR 81282E FR 890687 A FR890687 A FR 890687A FR 890687 A FR890687 A FR 890687A FR 81282 E FR81282 E FR 81282E
Authority
FR
France
Prior art keywords
shaped articles
articles therefrom
preparing polyamide
polyamide acids
acids
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
FR890687A
Other languages
French (fr)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to FR890687A priority Critical patent/FR81282E/en
Application granted granted Critical
Publication of FR81282E publication Critical patent/FR81282E/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR890687A 1962-03-12 1962-03-12 Process for preparing polyamide acids and shaped articles therefrom Expired FR81282E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR890687A FR81282E (en) 1962-03-12 1962-03-12 Process for preparing polyamide acids and shaped articles therefrom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR890687A FR81282E (en) 1962-03-12 1962-03-12 Process for preparing polyamide acids and shaped articles therefrom

Publications (1)

Publication Number Publication Date
FR81282E true FR81282E (en) 1963-08-23

Family

ID=8774492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890687A Expired FR81282E (en) 1962-03-12 1962-03-12 Process for preparing polyamide acids and shaped articles therefrom

Country Status (1)

Country Link
FR (1) FR81282E (en)

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