Method of etching to form cationically-conductive ceramic body

Details Method of etching to form cationically-conductive ceramic body Method of etching to form cationically-conductive ceramic body

1981-08-03

1983-04-26

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

156663, 252 792, 429193, C23F 100

Patent

active

043812163

ABSTRACT:
A cationically-conductive polycrystalline body having a specific resistivity at its surface portion higher than its specific intrinsic resistivity is contacted with phosphoric acid to produce an etched body having a uniform specific intrinsic resistivity.

REFERENCES:
patent: 3964942 (1976-06-01), Berkenblit et al.
patent: 4141781 (1979-02-01), Greskovich et al.
Mat. Res. Bull., vol. 5, No. 3, pp. 167-171, 1970, Pergamon Press, Inc., printed in the U.S., The Chemical Polishing of Magnesium Aluminate Spinel in Pyrophosphoric Acid, R. Aeschlimann et al.

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