Electricity: electrical systems and devices – Electrostatic capacitors – Fixed capacitor
Patent
1998-02-24
1999-12-28
Kincaid, Kristine
Electricity: electrical systems and devices
Electrostatic capacitors
Fixed capacitor
3613215, 3613063, 361313, 361309, 501134, 501137, H01G 430, H01G 412
Patent
active
060089814
ABSTRACT:
A dielectric ceramic composition including: a barium titanate containing principal component represented by the formula: (1-.alpha.-.beta.-.gamma.){BaO}.sub.m .multidot.TiO.sub.2 +.alpha.M.sub.2 O.sub.3 +.beta.Re.sub.2 O.sub.3 +.gamma.(Mn.sub.1-x-y Ni.sub.x Co.sub.y)O wherein M.sub.2 O.sub.3 is at least one of Sc.sub.2 O.sub.3 and Y.sub.2 O.sub.3 ; Re.sub.2 O.sub.3 is at least one of Sm.sub.2 O.sub.3, Eu.sub.2 O.sub.3, and Gd.sub.2 O.sub.3 ; 0.0025.ltoreq..alpha.+.beta..ltoreq.0.025, 0<.beta..ltoreq.0.0075, 0.0025.ltoreq..gamma..ltoreq.0.05, .gamma./(.alpha.+.beta.).ltoreq.4, 0.ltoreq.x<1.0, 0.ltoreq.y<1.0, 0.ltoreq.x+y<1.0, and 1.000<m.ltoreq.1.035, at least one of scandium oxide and yttrium oxide, at least one of samarium oxide, europium oxide and gadolinium oxide, and at least one oxide of magnesium in an amount of from about 0.5 to 5.0 mols calculated as MgO to 100 mols of the principal components and further containing from about 0.2 to 3.0 parts by weight of an Al.sub.2 O.sub.3 --MO--B.sub.2 O.sub.3 oxide glass, wherein MO is at least one of BaO, CaO, SrO, MgO, ZnO, and MnO, to 100 parts by weight of the sum total of the principal components and magnesium oxide.
REFERENCES:
patent: 5734545 (1998-03-01), Sano et al.
patent: 5815368 (1998-09-01), Sakamoto et al.
patent: 5818686 (1998-10-01), Mizuno et al.
patent: 5822176 (1998-10-01), Sano et al.
patent: 5835340 (1998-11-01), Wada et al.
patent: 5841626 (1998-11-01), Sano et al.
patent: 5852542 (1998-12-01), Wada et al.
Harada Kazuhiro
Sano Harunobu
Kincaid Kristine
Murata Manufacturing Co. Ltd.
Thomas Eric W.
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