A group of thermoplastic or thermosetting polymers containing polyisocyanate. They are used as ELASTOMERS, as coatings, as fibers and as foams.

Synonyms: Ostamer, 0, Polyisocyanate, Pellethanes, Spandex, Polyisocyanates, Spandices, Polyurethane, Pellethane, Polyurethanes, Ostamers