“tetrafluoroethylene”的英文意思_释义_用法

单词

tetrafluoroethylene

释义

ˌtetraˌfluoroˈethylene Chem.|-ˌfluːərəʊˈɛθ-|
Also -fluorethylene.
[f. tetra- + fluoro- + ethylene.]
A dense, colourless gas, F₂C:CF₂, which is polymerized to make plastics. Cf. polytetrafluoroethylene.
1933Jrnl. Amer. Chem. Soc. LV. 3177 There is good evidence that tetrafluoroethylene is produced in small quantities.1946Sci. News IV. 63 Polymerisation of tetrafluorethylene..yields heat-resistant, chemically inert solids, which can be moulded into any desired shape.1958Times Rev. Industry Feb. 81/2 A rather typical example of what can be achieved with fluorocarbons is the polymerization of tetrafluoroethylene to yield a commercial plastic.1973Materials & Technol. VI. 544 The monomer tetrafluoroethylene is obtained by pyrolysis from CHFCl₂ (..that is, the refrigerants Freon-22 and Genetron-141).

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