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polyurethaneOne entry found. Main Entry: poly·ure·thane Pronunciation: \ˌpä-lē-ˈyu̇r-ə-ˌthān\ Function: noun Etymology: International Scientific Vocabulary Date: 1944 : any of various polymers that contain NHCOO linkages and are used especially in flexible and rigid foams, elastomers, and resins (as for coatings)
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