ZA752276B - Polyimide and polyamide-aimide precursors prepared from esters, dianhydrides, and diisocyanates - Google Patents

Polyimide and polyamide-aimide precursors prepared from esters, dianhydrides, and diisocyanates

Info

Publication number
ZA752276B
ZA752276B ZA00752276A ZA752276A ZA752276B ZA 752276 B ZA752276 B ZA 752276B ZA 00752276 A ZA00752276 A ZA 00752276A ZA 752276 A ZA752276 A ZA 752276A ZA 752276 B ZA752276 B ZA 752276B
Authority
ZA
South Africa
Prior art keywords
aimide
dianhydrides
diisocyanates
polyimide
polyamide
Prior art date
Application number
ZA00752276A
Other languages
English (en)
Inventor
L Edelman
W Alvino
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ZA752276B publication Critical patent/ZA752276B/xx

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
    • C08G73/1035—Preparatory processes from tetracarboxylic acids or derivatives and diisocyanates

Landscapes

  • Chemical & Material Sciences (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)
ZA00752276A 1974-05-03 1975-04-09 Polyimide and polyamide-aimide precursors prepared from esters, dianhydrides, and diisocyanates ZA752276B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46674474A 1974-05-03 1974-05-03

Publications (1)

Publication Number Publication Date
ZA752276B true ZA752276B (en) 1976-03-31

Family

ID=23852934

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00752276A ZA752276B (en) 1974-05-03 1975-04-09 Polyimide and polyamide-aimide precursors prepared from esters, dianhydrides, and diisocyanates

Country Status (2)

Country Link
BE (1) BE828655A (fr)
ZA (1) ZA752276B (fr)

Also Published As

Publication number Publication date
BE828655A (fr) 1975-11-03

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