| 发明名称 |
Ceramic composition. |
| 摘要 |
<p>A ceramic composition particularly useful for use in thin film magnetic heads, the composition having the general formula:
wherein the ratio x/y is at least 0.74 but less than 1.00, the composition having a coefficient of thermal expansion closely matching that of the magnetic alloy film with which it is used so as to prevent separation of the two upon changes in temperature.</p> |
| 申请公布号 |
EP0177964(A2) |
申请公布日期 |
1986.04.16 |
| 申请号 |
EP19850112869 |
申请日期 |
1985.10.10 |
| 申请人 |
SONY CORPORATION |
发明人 |
YAMAGUCHI, TAKASHI;NAGASAWA, NAOMI;TAMURA, HIDEMASA |
| 分类号 |
C04B35/00;C04B35/495;G11B5/147;G11B5/31;(IPC1-7):C04B35/00 |
主分类号 |
C04B35/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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