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发明名称
SUBSTRAIT FOR INFORMATION RECORDING MEDIA
摘要
<p>현재, 자기 디스크에 대해서는 고속 회전화가 요구되고 있으나, 종래의 유리 기판(정보 기억 매체용 유리 기판)을 이용하여 상기 고속 회전화를 꾀하면, 플라잉 하이트를 안정적으로 확보하기가 곤란해진다. 세로 탄성 계수가 100GPa 이상, 액상 온도가 1350℃ 이하인 유리에 의해 정보 기억 매체용 기판을 제작한다.</p>
申请公布号
KR20000068047(A)
申请公布日期
2000.11.25
申请号
KR19997000929
申请日期
1999.02.03
申请人
null, null
发明人
저우,쉬에루;하시모또,가즈아끼
分类号
C03C3/078;C03C3/087;C03C3/095;G11B5/60;G11B5/73;G11B5/82;G11B23/00
主分类号
C03C3/078
代理机构
代理人
主权项
地址
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