单词 | asphaltene |
释义 | asphaltenen. Chemistry. A black solid substance, burning like a resin, supposed to be the solid constituent of asphalt. It is an oxygenated hydro-carbon. ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > other hydrocarbons marsh butterc1450 asphaltene1837 petrolene1837 retinol1837 melene1848 butene1851 peucyl1857 nicotyl1860 bog-butter1863 melissene1867 bitumene1868 tolene1868 valylene1868 thallene1872 melissylene1884 allylene1889 dicyclopentadiene1904 kerogen1906 perylene1910 oestrane1933 dodecahedrane1964 prismane1964 1837–68 J. D. Dana Min. 751 A black, lustrous, asphalt-like solid, his asphaltene. 1872 H. Watts Dict. Chem. I. 426 Asphaltene may be formed by the oxidation of petrolene. This entry has not yet been fully updated (first published 1885; most recently modified version published online March 2019). < n.1837 |
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