Altair Nanotechnologies patents Ti[O.sub.2] pigment. (Patent Review).* Patent No. 6,375,923: Reno Reno (rē`nō), city (1990 pop. 133,850), seat of Washoe co., W Nev., on the Truckee River; inc. 1903. Tourism has been the major industry since gambling was legalized in Nevada in 1931. , NV-based Altair Nanotechnologies, a division of Altair international, has patented a process for changing ilmenite ilmenite (ĭl`mĕnīt), black mineral, iron titanium oxide, FeTiO3, crystallizing in the hexagonal system. It is sometimes found as tabular hexagonal crystals but occurs more commonly as small grains in igneous and metamorphic ore concentrates to white titanium titanium (tītā`nēəm, tĭ–) [from Titan], metallic chemical element; symbol Ti; at. no. 22; at. wt. 47.88; m.p. 1,675°C;; b.p. 3,260°C;; sp. gr. 4.54 at 20°C;; valence +2, +3, or +4. dioxide pigment pigment, substance that imparts color to other materials. In paint, the pigment is a powdered substance which, when mixed in the liquid vehicle, imparts color to a painted surface. . This was the first of eight patents based on the process Altair acquired from Broken Hill Proprietary. "Companies file for patents on a regular basis, but it is seldom that a patent is issued that could change the course of an entire existing industry, the pigment industry, as well as an emerging industry, nanoscience," said Dr William P. Long, chairman, Altair Nanotechnologies. |
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