>>> bb/177896@156749
They're definitely not oligomers. First, when drying, the solution crystallizes as it should. Secondly, pure terephthalate was taken for the source.
In theory, it could be xylendiol. But to restore it, you need 2 times more current. In a neutral environment, it does not exist.
Possible products are hydroxy gaseous from terephthalic oxidation, but very doubtful. The second option dihydroxyterephthal from recovery to the core
In short, all this needs to be identified and analyzed. Put it out and there's nothing