POLYAMIDE-IMIDE COPOLYMERS AND POLYAMIDE-IMIDE FILM COMPRISING THE SAME

The present invention relates to a polyamide-imide copolymer having excellent thermal stability and excellent mechanical properties, and a polyamide-imide film including the same. The polyamide-imide copolymer of the present invention comprises: a first repeating unit represented by chemical formula...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHOI HYUNG SAM, KIM BYUNG GUK, KIM SANG GON, CHOI SUNG YEOL, EOM YOUNG SIK, YU YUN AH, JANG DUK HUN
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL PROCESSES OF COMPOUNDING MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP WORKING-UP
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