US 2014/0170088 A1 · BARIUM ZIRCONIUM OXIDE (BaZrO3.BaCO3) NANOPARTICLES

BARIUM ZIRCONIUM OXIDE (BaZrO3.BaCO3) NANOPARTICLES

AssigneesSecretary, Department of Electronics and Information Technology (Deity), Centre for Materials for Electronics Technology (C-Met)

InventorsBharat Bhanudas Kale, Milind Vyankatesh Kulkarni, Rajendra Popat Panmand, Ujjwala Vilas Kawade, Sanjay Krushnaji Apte, Sonali Deepak Naik, Jalindar Dnyandev Ambekar, Ravindra Shravan Sonawane, Ramadoss Marimuthu, Dinesh Pundalik Amalnerkar, Nilofer Shroff, Sandip Chatterjee

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Abstract

The present disclosure provides nanoparticles of barium zirconium oxide (BaZrO3.BaCO3) and a process for preparation thereof. The present disclosure further provides a coating formulation that chiefly comprises the BaZrO3.BaCO3 nanoparticles along with its method of preparation. Still further, the present disclosure provides X-ray retardant articles and an X-ray retardant preparation for topical application.

Claims20

Dependent claims

Nanoparticles of barium zirconium oxide (BaZrO3.BaCO3);

said nanoparticles characterized by particle size ranging between 50 and 300 nm, preferably between 100 and 250 nm and the X-ray diffraction pattern having 20 values at 21.17, 30.06, 37.19, 43.16, 53.46, 62.62, 71.14 and 79.15.

A coating formulation comprising barium zirconium oxide (BaZrO3.BaCO3) nanoparticles having particle size ranging between 50 and 300 nm, preferably between 100 and 250 nm, in an amount ranging between 10% and 50%, preferably between 20% and 30% of the total mass of a vehicle, at least one color guard and at least one vehicle selected from the group comprising ethyl methyl ketone, amyl acetate and acetone.

Dependencies are inferred from the claim text.