| 释义 |
ceresin, ceresine|ˈsɛrəsɪn, -iːn|
[f. mod.L. ceres, irreg. f. L. cēra wax + -in1, -ine5.]
A whitish wax, hard and brittle, prepared from ozocerite, or a petroleum wax, mixed with, or used as a substitute for, beeswax. Also ceresin wax.
1885Encycl. Brit. XVIII. 113/1 Under the name of ceresin or ozocerotin a large proportion of the high-melting paraffin extracted from the mineral [sc. ozocerite] goes into commerce, to be used chiefly for the adulteration of beeswax. 1935Nature 19 Jan. 113/2 Initially, the strong colour of petroleum ceresin was a disadvantage in this connexion, but this is overcome by incorporation of the ceresin during the manufacture of the paraffin wax and refining the two together. 1951H. M. Langton et al. Synthetic Resins (ed. 3) xvii. 661 Ceresin and paraffin wax are the more waxy constituents and find use in the electrical industry mainly for impregnating condensers and small coils which are not subjected to any temperature rise. 1958M. L. Wolf Dict. Painting 54 Ceresin wax, occasionally used as a surface coating on paintings, sculpture, and other objects of art. |