单词 | polyamide |
释义 | polyamiden. Any of a large class of polymers in which the units are linked by an amide group —CO·NH—, and which includes many synthetic resins such as nylon. Also: a fibre consisting of such polymers; a textile made from such fibres. Frequently attributive. ΘΚΠ society > occupation and work > materials > derived or manufactured material > synthetic resins and plastics > [noun] > other polymers polyethylene alcohol1862 polyethylene glycol1886 polyglycol1889 polyanhydride1900 latex1912 polyether1922 polyvinyl alcohol1927 polyamide1929 polycarbonate1930 polyethylene oxide1930 polyacrylonitrile1935 bouncing putty1944 polyvinyl pyrrolidone1945 povidone1955 fibrid1960 the world > matter > chemistry > polymer chemistry > resins and plastics > [noun] > thermoplastic resins > other miscellaneous polyphenylene oxide1921 polyamide1929 polycarbonate1930 polyacetal1931 polypropylene1935 polymethyl methacrylate1936 polyethylene terephthalate1946 Dacron1951 polyacrylic1959 polyallomer1962 ionomer1964 parylene1965 1929 Jrnl. Amer. Chem. Soc. 51 2550 Polyintermolecular condensation requires as starting materials compounds in which at least two functional groups are present in the same molecule (e.g., hydroxy acids..might lead to poly~esters,..amino-acids, to poly-amides). 1942 Endeavour Apr. 72/2 Nylon, the new and truly synthetic fibre (a polyamide) that is now rivalling natural silk. 1969 L. S. Mounts in W. R. R. Park Plastics Film Technol. v. 136 Polyamide films are produced from two types of nylon polymer. 2002 Smithsonian June 42/3 Stretchable white polyamide (better known as Lycra). This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1929 |
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