Purification of Polybutylene Terephthalate by Oligomer Removal Using a Compressed CO<sub>2</sub> Antisolvent

In this study, the cyclic oligomers in the highly chemically resistant polyester polybutylene terephthalate (PBT) were effectively removed using a compressed CO<sub>2</sub> antisolvent technique in which 1,1,1,3,3,3-hexafluoro-2-propanol (HFIP) was used as the solvent. In addition to the...

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Bibliographic Details
Main Authors: Wen Yu, Jian-Hao Huang, Chung-Sung Tan
Format: Article
Language:English
Published: MDPI AG 2019-07-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/11/7/1230