New Dispersants for the Preparation of Y2O3 Spherical Powders by Homogeneous Precipitation at High T

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Spherical monodispersed and submicron-sized Y2O3 powders were successfully synthesized through the urea homogeneous precipitation method adding PVA, PVP, or PVA and PVP compound(PVA/PVP) as the dispersant which generated no impurity phases after calcining
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