Method for making high surface area bismuth-containing pyrochlor

Details Method for making high surface area bismuth-containing pyrochlor Method for making high surface area bismuth-containing pyrochlor

1982-11-01

1983-12-13

Barr, Josephine

Compositions

Electrically conductive or emissive compositions

Metal compound containing

252521, 423593, H01B 106

Patent

active

044204221

ABSTRACT:
Method for making a pyrochlore of the formula Bi.sub.2-x M.sub.x B.sub.2 O.sub.7-z by firing finely divided particles of bismuth oxycarbonate. The pyrochlores made by the invention have a high surface area and are especially useful as the conductive phase for thick film resistors.

REFERENCES:
patent: 3583931 (1971-06-01), Bouchard
patent: 4124539 (1978-11-01), Horowitz et al.
patent: 4129525 (1978-12-01), Horowitz et al.
patent: 4163706 (1979-08-01), Horowitz et al.
patent: 4192780 (1980-03-01), Horowitz et al.
patent: 4203871 (1980-05-01), Horowitz et al.
patent: 4225469 (1980-09-01), Horowitz et al.
patent: 4302362 (1981-11-01), Hoffman et al.

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