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More than 1000t of polyester resins and fibers are produced every hour in the world. The highest fraction of this amount is contributed by the oldest polyester, polyethylene terephthalate (PET). This material is based on the diol ethylene glycol (EG). Beside ethylene glycol butanediol (BDO) gained increasing demand in the polyester business, especially because of the use of polybutylene terephthalate...
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