prov:value
| - They include, for example, glycol components such as ethylene glycol, propylene glycol, hexamethylene glycol, and bisphenol A, discarboxilic acids such as isophthalic acid, naphthalenedicarboxilic acid, and adipic acid, and polyfunctional compounds such as pentaerythritol, trimethylolpropane, trimellitic acid, pyromellitic acid, hydroxybenzoic acid, and hydroxynaphthoic acid.
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