| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a piezoelectric ceramic composition capable of sintering at a low temperature compared with a conventional sintering and capable of obtaining a dense piezoelectric ceramic composition without damaging electric characteristics. <P>SOLUTION: In the method for manufacturing the piezoelectric ceramic composition having a main component containing an alkali metal-containing niobium oxide and a sintering aid, the method for manufacturing the piezoelectric ceramic composition comprises a calcining step for calcining the main component, a mixing step for mixing a calcined powder of the main component obtained through the calcining step and the sintering aid having a compound containing an alkali metal and a sintering step for obtaining a sintered body by sintering a mixed powder obtained by the mixing step. <P>COPYRIGHT: (C)2008,JPO&INPIT |
