ESTERIFICATION

PURPOSE:To obtain polyester of high quality with improved productivity and operability by feeding terephthalate and ethylene glycol within a specified period of time to a polyester oligomer while maintaining the content of remaining oligomer in the reaction sustem at a specified level.

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Bibliographische Detailangaben
Hauptverfasser:	KAWASHIMA MASAO, TAKASHIMA SHIYUNICHI, ISHII KIMIYOSHI
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC CHEMISTRY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	PURPOSE:To obtain polyester of high quality with improved productivity and operability by feeding terephthalate and ethylene glycol within a specified period of time to a polyester oligomer while maintaining the content of remaining oligomer in the reaction sustem at a specified level.