Fremgangsmåde til fremstilling af polyethylenterephthalat med høj molvægt ud fra genanvendt polyethylenterephthalat
摘要
<p>Polyethyleneterephthalate (PET) originating from the sorted collection of solid urban refuse can be regraded and recycled as such or mixed with virgin PET if treated at high temperature with an oxazoline of general formula: <CHEM> <IMAGE></p>