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单词 polyamide
释义

polyamiden.

Brit. /ˌpɒlɪˈeɪmʌɪd/, /ˌpɒlɪˈamʌɪd/, U.S. /ˌpɑliˈeɪˌmaɪd/, /ˌpɑliˈæˌmaɪd/
Origin: Formed within English, by compounding. Etymons: poly- comb. form, amide n.
Etymology: < poly- comb. form + amide n. Compare French polyamide (1913), German Polyamid (1941 or earlier).
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).
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n.1929
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