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polyurethane 音標拼音: [p,ɑli'ʊrəθ,en] n. 聚亞安酯 聚亞安酯 polyurethane n 1: any of various polymers containing the urethane radical; a wide variety of synthetic forms are made and used as adhesives or plastics or paints or rubber [synonym: {polyurethane}, {polyurethan}] Polyurethane \Pol"y*ur`eth*ane\, n. (Chem.)
any polymer containing {[-NH.CO.O-]} linkages; such polymers are much used as the basis of light but rigid foams for packaging ( {polyurethane foam}) and for hard coatings, as on floors. [PJC]
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