copolyester

English

Etymology

From 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 The New York Times‎[1], New York, N.Y.: The New York Times Company, →ISSN, →OCLC, archived from the original on 30 October 2025:
      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.