Method of making polyetherimide

A method of making a polyetherimide includes forming an intermediate polyetherimide with an anhydride-amine stoichiometry of -2 to -40 mol% and melt mixing the intermediate polyetherimide with a bis(ether anhydride) for greater than 3 minutes at a temperature 50 to 225 degrees centigrade greater tha...

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Bibliographische Detailangaben

Hauptverfasser:	TOPLE NITIN VILAS, QUEVEDO SANCHEZ BERNABE, HEMMER GREGORY L
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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