Resistor paste and ceramic substrate

Details Resistor paste and ceramic substrate Resistor paste and ceramic substrate

1992-06-15

1993-04-13

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 32, 501 66, 501 78, C03C 814

Patent

active

052022927

ABSTRACT:
A resistor paste comprising an inorganic component which consists essentially of from 20 to 70 wt % of glass powder and from 30 to 80 wt % of a powder selected from the group consisting of SnO.sub.2 power, Sb-doped SnO.sub.2 powder and a mixture thereof, wherein the glass powder consists essentially of from 12 to 50 wt % of SiO.sub.2, from 0 to 20 wt % of Al.sub.2 O.sub.3, from 0 to 40 wt % of MgO, from 0 to 40 wt % of CaO, from 0 to 60 wt % of SrO, from 16 to 60 wt % of MgO+CaO+SrO, from 0 to 10 wt % of Li.sub.2 O+Na.sub.2 O+K.sub.2 O+Cs.sub.2 O, from 0 to 10 wt % of PbO, from 0 to 20 wt % of ZnO, from 0 to 10 wt % of ZrO.sub.2 +TiO.sub.2, from 8 to 40 wt % of B.sub.2 O.sub.3, from 0 to 60 wt % of Ta.sub.2 O.sub.5, from 0 to 50 wt % of Nb.sub.2 O.sub.5, from 0 to 60 wt % of Ta.sub.2 O.sub.5 +Nb.sub.2 O.sub.5, and from 0.1 to 20 wt % of Fe.sub.2 O.sub.3 +CuO+NiO+CoO+MnO+MoO.sub.3 +WO.sub.3 +Cr.sub.2 O.sub.3 +Bi.sub.2 O.sub.3 +CeO.sub.2 +Sb.sub.2 O.sub.3 +In.sub.2 O.sub.3 +SnO.sub.2.

REFERENCES:
patent: 4215020 (1980-07-01), Wahlers et al.
patent: 4378409 (1988-03-01), Wahlers et al.
patent: 4379195 (1983-04-01), Prabhu et al.
patent: 4397915 (1983-08-01), Wahlers et al.
patent: 4698265 (1987-10-01), Kuo
Roger Grant and Claire Hacks, Chemical Dictionary, 1987, p. 261.

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