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AssigneesAgency of Industrial Science and Technology, Fine Ceramics Research Association
InventorsHae Jin Hwang, Masaki Yasuoka, Mutsuo Sando, Toru Nagai, Koichi Niihara
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An object of the present invention is to provide a novel ceramic composite that has not only excellent dynamic characteristics, but also good electromagnetic characteristics, typified by dielectric characteristics, and the present invention relates to a ceramic composite, characterized in that an oxide having a perovskite structure which includes as raw materials lead and/or an alkaline earth metal is dispersed in a ceramic matrix, and in the above-mentioned ceramic composite, preferably the ceramic matrix is MgO, MgAl.sub.2 O.sub.4, or ZrO.sub.2, and also, preferably in the above-mentioned ceramic composite, the perovskite structure oxide particles are covered with MgO, MgAl.sub.2 O.sub.4, or ZrO.sub.2, and the ceramic matrix is Al.sub.2 O.sub.3.
A ceramic composite comprising a ceramic matrix and an oxide dispersed in the ceramic matrix, wherein
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