Adjusting ferroelectric ceramic characteristics during formation thereof
Abstract
Abstract A PROCESS FOR FORMING LEAD ZIRCONATE TITANTE-TYPE FERROELECTRIC CERAMICS HAVING DESIRED CHARACTERISTICS BY PROVIDING A MIXTURE OF THE DESIRED OXIDE POWDERS TO FORM THE FERROELECTRIC CERAMIC; CALCINING SAID MIXTURE TO CONVERT THE SAME TO A FERROELECTRIC PHASE; SEPARATING A PORTION OF THE RESULTING CALCINED MATERIAL AND THEREAFTER MILLING, BLENDING AND COMPRESSING SAID PORTION TO A SLUG, SINTERING THE SLUG TO A DENSE MASS AND MEASURING THE CHARACTERISTICS OF THE SINTERED SLUG; THEN MIXING AN ADDITIVE DETERMINED CABY SAID MEASURED CHARACTERISTICS WITH SAID REMAINING CALCINED MATERIAL TO MODIFY THE REMAINING CALCINED MATERIAL CHARACTERISTICS TO A PREDETERMINED LEVEL; AND THEREAFTER MILLING, BLENDING AND COMPRESSING THE ADDITIVE CONTANING CALCINED MATERIAL TO ANOTHER SLUG AND SINTERING SAID ANOTHER SLUG TO DENSE MASS.
Inventors
- 👤 D Buckner
- 👤 P Wilcox
Bibliographic Details
Claims Analysis
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