Oxide porcelain composition, ceramic multilayer substrate,...

Details Oxide porcelain composition, ceramic multilayer substrate,... Oxide porcelain composition, ceramic multilayer substrate,...

2007-05-01

2007-05-01

Group, Karl (Department: 1755)

Compositions: ceramic

Ceramic compositions

Refractory

C428S209000, C428S210000, C428S701000, C428S702000

Reexamination Certificate

active

11116200

ABSTRACT:
An oxide porcelain composition includes at least one metal element selected from Al, Si, Ba, B and Cr. The oxide porcelain composition contains about 11.5 weight percent to 60.0 weight percent of Al, in the form of Al2O3; about 4.0 weight percent to 70.0 weight percent of Si, in the form of SiO2; about 4.0 weight percent to 40.0 weight percent of Ba, in the form of BaO; about 1.0 weight percent to 30.0 weight percent of B, in the form of B2O3; and about 0.3 weight percent to 3.0 weight percent of Cr, in the form of Cr2O3.

REFERENCES:
patent: 4783431 (1988-11-01), Hoshi et al.
patent: 6379805 (2002-04-01), Oobuchi et al.
patent: 6764746 (2004-07-01), Oobuchi et al.
patent: 04-016551 (1992-01-01), None
patent: 2001-206763 (2001-07-01), None
patent: 2004-146635 (2004-05-01), None

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