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单词 urea-formaldehyde resin
释义

WordReference Random House Unabridged Dictionary of American English © 2024
u•rea-form•alde•hyde res′in  (yŏŏ rēə fôr maldə hīd′, -fər-, yŏŏrē ə-),USA pronunciation [Chem.]
  1. any of a group of resins formed by the interaction of urea and formaldehyde under conditions that include heat and pH control: used chiefly in the manufacture of buttons, baking enamels, and for making fabrics wrinkle-resistant.
  • 1940–45

Collins Concise English Dictionary © HarperCollins Publishers::
urea-formaldehyde resin n
  1. any one of a class of rigid odourless synthetic materials that are made from urea and formaldehyde and are used in electrical fittings, adhesives, laminates, and finishes for textiles
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更新时间:2024/11/11 14:15:58