单词 | lithopone |
释义 | > as lemmaslithopone lithopone n. Brit. /ˈlɪθəpəʊn/ , U.S. /ˈlɪθəˌpoʊn/ [ < Greek πόνος work, anything produced by work] a mixture of zinc sulphide and barium sulphate used as a white pigment in paint, linoleum, and printing ink, and as a filler in paper.ΘΚΠ the world > matter > colour > named colours > white or whiteness > whitener > [noun] > white pigment or paint white leadlOE whitea1300 blank plumbc1325 cerusec1405 white earth1448 Spanish white1546 litharge1551 mineral white1651 flake-white1660 Vienna white1816 permanent white1822 zinc white1847 constant white1854 Krems1854 Cremnitz1874 silver-white1875 lithoponea1884 baryta white1885 Charlton white1885 titanium white1920 a1884 E. H. Knight Pract. Dict. Mech. Suppl. 551/2 Lithopone. 1901 G. H. Hurst Dict. Chemicals 226 Lithopone, the name given to a white pigment, consisting of a mixture of zinc sulphide, zinc oxide, and barium sulphate. 1902 Jrnl. Soc. Chem. Industry 31 Mar. 427/1 ‘Lithopone’ is prepared by mixing together solutions of barium sulphide and zinc sulphate, the precipitate of ZnS,BaSO4 being then washed, dried, and ignited. 1902 Board of Trade Jrnl. 6 Feb. 258 The white paint known as ‘lithopone’, consisting of sulphate of baryta and sulphuretted zinc. 1909 Westm. Gaz. 16 Aug. 10/2 The manufacture and sale of..‘Lithopone’, a product which advantageously takes the place of white lead and white of zinc. 1920 Contemp. Rev. Jan. 20 Lithopone..is needed for linoleum. It is needed for white paint. 1923 U. R. Evans Metals & Metallic Compounds II. 156 Lithopone is a comparatively cheap pigment, and is much used for flat wall paints and the cheaper grade of enamel paints. 1961 J. P. Casey Pulp & Paper (ed. 2) III. xx. 1830 Lithopone has been known to cause trouble in coated offset papers by reacting with the acid in the fountain water. < as lemmas |
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