PROCESS FOR PRODUCING POLYETHYLENE TEREPHTHALATE

A process for producing a polyethylene terephthalate in which the amount of the oligomers, such as cyclic trimer etc., is lower and which causes metal mold staining to occur difficultly. The process comprises an esterification stage in which dicarboxylic acids including mainly terephthalic acid or e...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KOREISHI, HIROSHI, MIURA, KIMIYOSHI, TANAKA, YASUHIRO
Format:	Patent
Sprache:	eng ; fre ; ger
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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