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发明名称
Semiconductor ceramic and device using the same
摘要
<p>본 발명의 주성분으로서 티탄산바륨, 티탄산납, 티탄산스트론튬, 및 티탄산 칼슘을 포함하는 반도체 세라믹은 주성분 내에 반도체화제로서 산화사마륨을 포함하고, 반도체 세라믹의 결정 입자의 평균 직경이 7 내지 12㎛이다. 상술한 반도체 세라믹은 실온에서의 저항이 3.5Ω㎝ 이하이고, 내전압이 50V/㎜ 이상이며, 저항온도계수 α이 9%/℃ 이상이고, 또한 작은 저항 변동율을 갖는다.</p>
申请公布号
KR100321913(B1)
申请公布日期
2002.01.26
申请号
KR19990043013
申请日期
1999.10.06
申请人
null, null
发明人
나비카야스히로;오카모토데츠카즈;히로타도시하루;야마모토노리유키
分类号
H01C7/02;C04B35/46;C04B35/465;C04B35/468
主分类号
H01C7/02
代理机构
代理人
主权项
地址
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