Process for making poly(ethylene-co-isosorbide) terephthalate polymer

The present invention is a process for making a low color copolymer of ethylene glycol, isosorbide and terephthalic acid or dimethyl terephthalate. This copolymer, poly(ethylene-co-isosorbide) terephthalate, is useful for making bottles, hot-fill containers, films, sheet, fiber, strand and optical a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ADELMAN DOUGLAS J, CHARBONNEAU LARRY F, UNG SOPHIE
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The present invention is a process for making a low color copolymer of ethylene glycol, isosorbide and terephthalic acid or dimethyl terephthalate. This copolymer, poly(ethylene-co-isosorbide) terephthalate, is useful for making bottles, hot-fill containers, films, sheet, fiber, strand and optical article applications. It can also be used to make polymer blends and alloys.