VERFAHREN ZUR HERSTELLUNG VON HOCHTEMPERATURBESTAENDIGEN FOLIEN

In a process of producing a high-temperature resistant film or a polyimide polymer, a solution of the polymer in an organic solvent is caused to flow out through a slots spinneret of a film forming arrangement and to coagulate in an aqueous precipitation bath containing the organic solvent. The film...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HARMS HAIO DDR, SCHOBESBERGER MANFRED, SOELLRADL HERBERT. DR, WEINROTTER KLAUS. DR
Format:	Patent
Sprache:	ger
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON GENERAL PROCESSES OF COMPOUNDING METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
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