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单词 polyallomer
释义

> as lemmas

polyallomer
polyallomer n.
Brit. /ˌpɒlɪˈaləmə/
,
U.S. /ˌpɑliˈæləmər/
[ < poly- comb. form + -allomer (in allomerism n.), after polymer n.] any of a class of crystalline thermoplastics which are copolymers of two or more different alkenes, esp. ethylene and propylene.
ΘΚΠ
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
society > occupation and work > materials > derived or manufactured material > synthetic resins and plastics > [noun] > plastic > capable of hardening after heating or (re)shaping > types of
polystyrol1873
polyoxymethylene1908
polystyrene1927
polyvinyl chloride1930
polyacetal1931
polyformal1935
polypropylene1935
PVC1941
polyacrylic1959
phenoxy1962
polyallomer1962
ionomer1964
parylene1965
polypro1986
1962 New Scientist 22 Mar. 697/2 They are described as stereoregular crystalline plastics and have been given the name polyallomers because their highly crystalline structure differs in chemical composition from other crystalline plastics.
2000 Limnol. & Oceanogr. 45 1699/2 Aliquots..of each final concentrate were transferred to polyallomer microcentrifuge tubes.
extracted from poly-comb. form
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as lemmas
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