KnowraPolyurethaneLinked fromLinked fromThe 28 pages that link to Polyurethane, each with the reason it gives.All 28Broader topic 5Related 16Narrower topic 2Compared with 5Polyurethane foamNarrower topic: The foam is a cellular form of this broader polymer family.SpandexNarrower topic: Spandex is a specialized polyurethane whose segmented structure gives it unusually high stretch.