首页>
外国专利>
Preparation of mono-sized zirconia powders by forced hydrolysis
Preparation of mono-sized zirconia powders by forced hydrolysis
展开▼
机译:强制水解制备单相氧化锆粉
展开▼
页面导航
摘要
著录项
相似文献
摘要
Substantially spherical mono-sized particles of zirconia can be prepared by the forced hydrolysis of an aqueous solution of zirconyl chloride. A zirconyl chloride solution having a molarity up to about 0.4 is heated for at least 72 hours at a temperature of at least 95 C. to generate suspended particles of hydrated zirconium oxide, which are recovered and calcined to provide the mono-sized zirconia powders. In preferred embodiments, mono-sized powders of a mixture of zirconia with one or more of its stabilizing metal oxides is prepared by precipitating the metal in the form of its hydroxide onto pre-formed zirconium- containing particles.
展开▼