钛白粉钦白粉是一种最重要的白色无机颜料。预测2000年国内市场对铁白粉的总需求量约为16～20万t，其中金红石型饮白粉约需8万t。丙酮丙酮主要用于生产甲基丙烯酸酯类和医药行业。两者消耗量分别占丙酮生产总量的35％和12％。因此可以预计“九五”期间国内对丙酮需求量很大，19 Titanium white powder is one of the most important white inorganic pigments. It is estimated that the total demand for iron powder in the domestic market in 2000 will be approximately 160,000 to 200,000 tons, of which the rutile type of drinking white powder will require approximately 80,000 tons. Acetone acetone is mainly used for the production of methacrylates and the pharmaceutical industry. Both consumptions accounted for 35% and 12% of total acetone production, respectively. Therefore, it can be expected that the domestic demand for acetone during the “Ninth Five-Year Plan” period will be very high, 19