In an article published on February 12, 2016 by the news provider Plastics News, reporter Frank Esposito informs about new liquid additives developed by Swiss company Clariant to minimize yellowing and graying of polyethylene terephthalate made from post-consumer recycled resin (rPET). The additives can be used in most plastic processing methods and have received approval for food contact applications from the U.S. Food and Drug Administration (FDA), Esposito writes.

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Frank Esposito (February 12, 2016). “Adding clarity to recycled PET.Plastics News