Verfahren zur Herstellung von Polybutylenterephthalat aus PET-Abfall
摘要
<p>Process for producing polybutylene terephthalate with less than 1.0 wt % units derived from ethylene glycol from polyethylene terephthalate scrap by diolysis and ester exchange with 1,4-butanediol and subsequent polycondensation.</p>