polyurethane
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)

New Collegiate Dictionary. 2001.

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  • Polyurethane — Polyuréthane Un polyuréthane (ou polyuréthanne) est un polymère d uréthane, une molécule organique. On appelle uréthane, ou plus couramment carbamate , tout composé produit par la réaction d un isocyanate et d un alcool conformément à la réaction …   Wikipédia en Français

  • 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] …   The Collaborative International Dictionary of English

  • polyurethane — (n.) 1944, from POLYMER (Cf. polymer) + URETHANE (Cf. urethane) …   Etymology dictionary

  • polyurethane — ► NOUN ▪ a synthetic resin in which the polymer units are linked by urethane groups …   English terms dictionary

  • polyurethane — [päl΄ē yo͞or′ə thān΄] n. any of various synthetic polymers produced by the polymerization of a hydroxyl (OH) radical and an NCO group from two different compounds: used in elastic fibers, cushions, insulation, molded products, coatings, etc …   English World dictionary

  • Polyuréthane — Un polyuréthane (ou polyuréthanne) est un polymère d uréthane, une molécule organique. On appelle uréthane, ou plus couramment carbamate , tout composé produit par la réaction d un isocyanate et d un alcool conformément à la réaction… …   Wikipédia en Français

  • Polyurethane — Haushaltsschwämme aus weichem PUR Schaum Polyurethane (PU, DIN Kurzzeichen: PUR) sind Kunststoffe oder Kunstharze, welche aus der Polyadditionsreaktion von Diolen beziehungsweise Polyolen mit Polyisocyanaten entstehen. Charakteristisch für… …   Deutsch Wikipedia

  • polyurethane — /pol ee yoor euh thayn , yoo reth ayn/, n. Chem. a thermoplastic polymer containing the group NHCOO: used for padding and insulation in furniture, clothing, and packaging, and in the manufacture of resins for adhesives, elastomers, and fillers.… …   Universalium

  • polyuréthane — polyuréthanne ou polyuréthane [ pɔliyretan; pɔljyretan ] n. m. • 1960; de poly et uréthanne ♦ Polymère renfermant de nombreuses fonctions uréthanne. Mousse de polyuréthanne. ● polyuréthanne ou polyuréthane nom masculin Polymère renfermant dans… …   Encyclopédie Universelle

  • Polyurethane — A polyurethane, commonly abbreviated PU, is any polymer consisting of a chain of organic units joined by urethane links. Polyurethane polymers are formed by reacting a monomer containing at least two isocyanate functional groups with another… …   Wikipedia

  • polyurethane — [[t]pɒ̱lijʊ͟ərəθeɪn[/t]] polyurethanes N MASS Polyurethane is a plastic material used especially to make paint or substances which prevent water or heat from passing through. ...polyurethane varnish …   English dictionary

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