Thermosetting Plastic Definition

Definition: A thermosetting plastic is a polymer that irreversibly becomes rigid when heated.

Also Known As: thermoset, thermosetting polymer

Examples: Vulcanized rubber and fiberglass are thermosetting plastics.

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Helmenstine, Anne Marie, Ph.D. "Thermosetting Plastic Definition." ThoughtCo, Jun. 20, 2014, thoughtco.com/definition-of-thermosetting-plastic-605734. Helmenstine, Anne Marie, Ph.D. (2014, June 20). Thermosetting Plastic Definition. Retrieved from https://www.thoughtco.com/definition-of-thermosetting-plastic-605734 Helmenstine, Anne Marie, Ph.D. "Thermosetting Plastic Definition." ThoughtCo. https://www.thoughtco.com/definition-of-thermosetting-plastic-605734 (accessed May 23, 2018).