copolyester

English

Etymology

co- +‎ polyester

Noun

copolyester (plural copolyesters)

  1. A polyester that has been modified by the addition of other chemicals.
    • 2008 April 18, Ian Austen, “Bottle Maker to Stop Using Plastic Linked to Health Concerns”, in New York Times‎:
      Last month, Nalgene introduced a line of bottles made from a relatively new plastic from the Eastman Chemical Company, Tritan copolyester, that shares most of polycarbonate’s properties, including shatter-resistance, but is made without the chemical.
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