| 发明名称 |
MANUFACTURE OF CERAMIC COMPOSITION |
| 摘要 |
A ceramic composition represented by the following general formula: Pb1-xLax(ZryTi1-y)1-x/4O3 wherein O<x<1, O<y<1) is produced by a method which comprises adding a mixed solution of a titanium alkoxide and a zirconium alkoxide to an aqueous solution containing lead nitrate and/or lead acetate and lanthanum nitrate and/or lanthanum acetate thereby simultaneously effecting hydrolysis of said alkoxides and coprecipitation of lanthanum components, further adding an alkaline substance to the resultant system thereby effecting substantially thorough precipitation of lead and lanthanum components, and heating the produced precipitate. |
| 申请公布号 |
JPS62216965(A) |
申请公布日期 |
1987.09.24 |
| 申请号 |
JP19860060332 |
申请日期 |
1986.03.18 |
| 申请人 |
MITSUBISHI MINING & CEMENT CO LTD |
发明人 |
OGATA YASUYUKI;ONO HIDETSUGU;YAMANAKA SEIJI |
| 分类号 |
C04B35/49;C01G25/00;C04B35/491 |
主分类号 |
C04B35/49 |
| 代理机构 |
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