单词 | factice |
释义 | facticen. Any of several friable rubber-like substances made by vulcanizing unsaturated vegetable oils and used chiefly as compounding ingredients with rubber. Frequently with distinguishing word, as brown factice, white factice. Formerly also called rubber substitute. ΘΚΠ the world > matter > chemistry > polymer chemistry > rubbers (named) > [noun] ebonite1861 factice1893 methyl rubber1919 chloroprene1931 polychloroprene1931 polyisobutylene1931 polybutadiene1935 polyisoprene1935 neoprene1937 polyesteramide1943 polydiene1946 Silastic1946 society > occupation and work > materials > derived or manufactured material > rubber materials > [noun] > vulcanized rubber substitute factice1893 1893 Analyst 18 223 Rubber surrogates consisting of fatty oils that have been treated with sulphur or sulphur chloride, are known in commerce as ‘factice’, variously spelt ‘facties’, ‘fastice’ or in German ‘faktis’. 1904 W. T. Brannt tr. J. Bersch Cellulose & Artific. Rubber xiv. 322 Under the name factis, masses have for some time been..used as a direct substitute for rubber... Factis masses vary very much in appearance. 1912 Chem. Abstr. 6 937 White factice (substitute) is made from rape-seed oil, linseed oil, or cottonseed oil. 1954 R. P. Dinsmore & R. D. Juve in G. S. Whitby Synthetic Rubber xi. 412 The factices..decrease plasticity but somewhat improve extrusion behavior. 1998 M. Chanda & S. K. Roy Plastics Technol. Handbk. (ed. 3) ii. 298 Factice (vulcanized oil) is a soft material made by treating drying or semidrying vegetable oils with sulfur monochloride (cold or white factice) or by heating the oils with sulfur at 140–160°C (hot or brown factice). This entry has been updated (OED Third Edition, September 2014; most recently modified version published online March 2022). < n.1893 |
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