Patent application number | Description | Published |
20120147523 | METHOD OF MANUFACTURING PEROVSKITE POWDER, PEROVSKITE POWDER MANUFACTURED BY THE SAME AND MULTILAYER CERAMIC ELECTRONIC COMPONENT - There are provided a method of manufacturing perovskite powder, and perovskite powder and a multilayer ceramic electronic component manufactured thereof. The manufacturing method includes: washing metal oxide hydrate to remove impurities therefrom; adding pure water and an acid or a base to the metal oxide hydrate to prepare a metal oxide sol; mixing the metal oxide sol with a metal salt to form perovskite particle nuclei; and conducting grain growth of the perovskite particle nuclei by hydrothermal treatment to produce perovskite powder. The method of manufacturing perovskite powder and the perovskite powder manufactured by the same have advantages such as excellent crystallinity, reduced generation of fine powder, and favorable dispersion properties. | 06-14-2012 |
20120225292 | METHOD OF MANUFACTURING CERAMIC POWDER HAVING PEROVSKITE STRUCTURE AND CERAMIC POWDER HAVING PEROVSKITE STRUCTURE MANUFACTURED USING THE SAME - There are provided a method of manufacturing a ceramic powder having a perovskite structure and a ceramic powder having a perovskite structure manufactured by the same. The method includes: mixing a compound of an element corresponding to site A in an ABO | 09-06-2012 |
20130062578 | DIELECTRIC COMPOSITION, METHOD OF FABRICATING THE SAME, AND MULTILAYER CERAMIC ELECTRONIC COMPONENT USING THE SAME - There are provided a dielectric composition, a method of fabricating the same, and a multilayer ceramic electronic component using the same. The dielectric composition includes a perovskite powder particle having a surface on which a doping layer is formed, the doping layer being doped with at least one material selected from a group consisting of alkaline earth elements and boron group elements, and rare earth elements. | 03-14-2013 |
20130148257 | METHOD OF MANUFACTURING PEROVSKITE POWDER, PEROVSKITE POWDER MANUFACTURED BY THE SAME AND MULTILAYER CERAMIC ELECTRONIC COMPONENT - There are provided a method of manufacturing perovskite powder, and perovskite powder and a multilayer ceramic electronic component manufactured thereof. The manufacturing method includes: washing metal oxide hydrate to remove impurities therefrom; adding pure water and an acid or a base to the metal oxide hydrate to prepare a metal oxide sol; mixing the metal oxide sol with a metal salt to form perovskite particle nuclei; and conducting grain growth of the perovskite particle nuclei by hydrothermal treatment to produce perovskite powder. The method of manufacturing perovskite powder and the perovskite powder manufactured by the same have advantages such as excellent crystallinity, reduced generation of fine powder, and favorable dispersion properties. | 06-13-2013 |
20140005029 | METHOD OF MANUFACTURING PEROVSKITE POWDER, PEROVSKITE POWDER MANUFACTURED BY THE SAME AND MULTILAYER CERAMIC ELECTRONIC COMPONENT | 01-02-2014 |
20140065308 | DIELECTRIC COMPOSITION, METHOD OF FABRICATING THE SAME, AND MULTILAYER CERAMIC ELECTRONIC COMPONENT USING THE SAME - There are provided a dielectric composition, a method of fabricating the same, and a multilayer ceeramic electronic component using the same. The dielectric composition includes a perovskite powder particle having a surface on which a doping layer is formed, the doping layer being doped with at least one material selected from a group consisting of alkaline earth elements and boron group elements, and rare earth elements. | 03-06-2014 |
20140322537 | METHOD OF MANUFACTURING CERAMIC POWDER HAVING PEROVSKITE STRUCTURE AND CERAMIC POWDER HAVING PEROVSKITE STRUCTURE MANUFACTURED USING THE SAME - There are provided a method of manufacturing a ceramic powder having a perovskite structure and a ceramic powder having a perovskite structure manufactured by the same. The method includes: mixing a compound of an element corresponding to site A in an ABO | 10-30-2014 |
20150083978 | COMPOSITE PEROVSKITE POWDER, PREPARATION METHOD THEREOF, AND PASTE COMPOSITION FOR INTERNAL ELECTRODE HAVING THE SAME - There are provided a composite perovskite powder, a preparation method thereof, and a paste composition for an internal electrode having the same, the composite perovskite powder capable of preventing ions from being eluted from an aqueous system at the time of synthesis while being ultra-atomized, such that when the composite perovskite powder is used as an inhibitor powder for an internal electrode, sintering properties of the internal electrode may be deteriorated, and sintering properties of a dielectric material may be increased; accordingly, connectivity of the internal electrode may be improved, and permittivity and reliability of a multilayer ceramic capacitor (MLCC) may be increased. | 03-26-2015 |