PROCESS FOR PRODUCING A CONCENTRATED AQUEOUS SOLUTION OF A SALT OF A DIAMINE AND DICARBOXYLIC ACID

The present invention relates to a process for producing a highly concentrated aqueous solution of a salt of a diamine and dicarboxylic acid by using a pre-salt aqueous solution having a high concentration of diacid/diamine salt and an excess of dicarboxylic acid; and adding additional diamine to ob...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TERNISIEN, THOMAS, THIERRY, JEAN-FRANCOIS
Format:	Patent
Sprache:	eng ; fre
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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