article·1990-01-01

Obtención de ZrOz por descomposición del silicato de zirconio con carbonato sódico

Julia María Ayala Espina, José Pedro Sancho Martínez, Miguel Ángel Llavona Uribelarrea, Luis Felipe Verdeja González

Abstract

espanolSe prepara una zircona monolitica por disgregacion basica del zircon con carbonato sodico. El primer paso es un tratamiento termico a elevada temperatura para romper la molecula de silicato de zirconio, seguido de una digestion alcalina con sosa que elimina la silice vitrea formada durante el proceso de disgregacion alcalina. El silicozirconato sodico generado en la disociacion con C03Na2 se elimina finalmente mediante una lixiviacion con acido clorhidrico EnglishMonoclinic Zirconia was prepared by basic desintegration of zircon with soda ash. The first step was to break the zirconium silicate down with a thermal treatment at high temperature. Afterwards, an alkaline leaching with soda to eliminate the silica formed during the previous stage was performed. The sodium silicozirconate produced in the thermal treatment was removed with hydrochloric acid leaching
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Metal Extraction and Bioleaching

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