Compositions: ceramic – Ceramic compositions – Aluminum compound containing
Patent
1991-03-25
1992-11-24
Bell, Mark L.
Compositions: ceramic
Ceramic compositions
Aluminum compound containing
501 15, 501 17, 501 22, 501154, C03C 802, C04B 3510, C04B 3514
Patent
active
051661080
ABSTRACT:
In the low temperature-sintering porcelain components of the present invention, designating as A a group of main components containing 40.0-70.0% by weight of a Si component equivalent to SiO.sub.2, 25.0-55.0% by weight of a Ba component equivalent to BaCO.sub.3, 2.0-10.0% by weight of an Al component equivalent to Al.sub.2 O.sub.3, 1.0-3.0% by weight of a B component equivalent to B.sub.2 O.sub.3, 0.3-3.0% by weight of a Cr component equivalent to Cr.sub.2 O.sub.3, and 0.3-3.0% by weight of a Ca component equivalent to CaCO.sub.3, and designating Pb.sub.3 O.sub.4 as B, the low temperature-sintering porcelain components of the invention are ones which satisfy the following relations:
REFERENCES:
patent: 3907585 (1975-09-01), Francel et al.
patent: 3973975 (1976-08-01), Francel et al.
Mandai Harufumi
Sugo Kimihide
Bell Mark L.
Murata Manufacturing Co. Ltd.
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