Conductor paste for ceramic substrate and electric circuit

Compositions – Electrically conductive or emissive compositions – Free metal containing

Reexamination Certificate

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Details

C427S096100, C106S001210

Reexamination Certificate

active

07897066

ABSTRACT:
A conductor paste for a ceramic substrate contains a) a conductive metal powder comprising a silver powder and a palladium powder; b) a glass powder; and c) an organic solvent, wherein the conductive metal powder has an average particle diameter of not more than 1.2 μm, and the glass powder is a Bi2O3—SiO2—B2O3type glass powder, and the content of the glass powder is in a range of from 1 to 6 wt % based on the weight of the paste.

REFERENCES:
patent: 3413240 (1968-11-01), Short
patent: 4414143 (1983-11-01), Felten
patent: 5879788 (1999-03-01), Fukuta et al.
patent: 5997774 (1999-12-01), Shimizu et al.
patent: 6815039 (2004-11-01), Riley
patent: 2004/0245508 (2004-12-01), Wang et al.
patent: 1151797 (1969-05-01), None
patent: 10-340622 (1998-12-01), None

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