|polyurethane or polyurethan (ˌpɒlɪˈjʊərəˌθeɪn, ˌpɒlɪˈjʊərəˌθæn)|
|a class of synthetic materials made by copolymerizing an isocyanate and a polyhydric alcohol and commonly used as a foam (polyurethane foam) for insulation and packing, as fibres and hard inert coatings, and in a flexible form (polyurethane rubber) for diaphragms and seals|
|polyurethan or polyurethan|
|polyurethane (pŏl'ē-yr'ə-thān') Pronunciation Key
Any of various synthetic resins used to make tough resistant coatings, adhesives, foams, and electrical insulation.