Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Reexamination Certificate
2005-05-24
2005-05-24
Group, Karl (Department: 1755)
Compositions: ceramic
Ceramic compositions
Glass compositions, compositions containing glass other than...
C501S005000, C501S136000
Reexamination Certificate
active
06897172
ABSTRACT:
The present invention provides a dielectric ceramic composition comprising: 30 to 90% by weight of a crystallized glass powder capable of depositing a diopside crystal, 1 to 40% by weight of a calcium titanate powder, a strontium titanate powder or a mixed powder thereof, and 0 to 60% by weight of at least one kind of a powder selected from the group consisting of Al2O3, TiO2, ZrO2, MgTiO3, BaTi4O9, La2Ti2O7, Nd2Ti2O7, Ca2Nb2O7, SrZrO3and CaZrO3, and a dielectric ceramics obtained by firing the same.
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Furuse Tatsuji
Hirahara Seiichiro
Kojima Tomoyuki
Makino Hiroshi
Nakazawa Shuji
Group Karl
Hogan & Hartson LLP
Kyocera Corporation
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