Method for enhanced solid state polymerization of polyethylene terephthalate

A method for enhancing solid state polymerization of polyethylene terephthalate is disclosed in which at least one monomeric unit of diacid and/or dimethyl ester comprising at least one pendant chemical side group is copolymerized with a diol and a diacid or a dimethyl ester. The at least one pendan...

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Bibliographic Details
Main Authors JENKINS, STEPHEN D, CUNNINGHAM, JILL BARBARA, WINTER, DEREK J, GARDNER, MICHAEL WILLIAM
Format Patent
LanguageEnglish
Published 26.09.2007
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Summary:A method for enhancing solid state polymerization of polyethylene terephthalate is disclosed in which at least one monomeric unit of diacid and/or dimethyl ester comprising at least one pendant chemical side group is copolymerized with a diol and a diacid or a dimethyl ester. The at least one pendant chemical side group may include groups chosen from tertiary butyl, hexyl, pentyl, butyl, propyl, ethyl, methyl, nitrosyl (NO2) and sulfonyl (SO2) groups.
Bibliography:Application Number: ZA20060003586