Heterophase conversion of K2ZrF6 into zirconium hydroxideстатьяПеревод
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Дата последнего поиска статьи во внешних источниках: 16 ноября 2017 г.
Аннотация:We have studied general kinetic aspects of the heterophase conversion of single-phase potassium
hexafluorozirconate into zirconium hydroxide by potassium hydroxide solutions, related to the influence of the alkali concentration, the alkali-to-K2ZrF6 molar ratio, and temperature. The synthesized crystal-like X-ray amorphous zirconium hydroxide is an anamorphosis of potassium hexafluorozirconate. Heat treatment of the hydroxide at a relatively low temperature leads to the formation of nanostructured metastable tetragonal zirconium dioxide.