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发明名称
石英玻璃坩埚及其制造方法;VITREOUS SILICA CRUCIBLE AND METHOD OF MANUFACTURING THE SAME
摘要
课题:提供抑制高温下的变形的石英玻璃坩埚及其制造方法。 解决手段:石英玻璃坩埚1具有:圆筒状的直筒部10a、在直筒部10a的下端形成的角部10c、和隔着角部10c与直筒部10a连接的底部10b。另外,石英玻璃坩埚1具备:构成外层的内包气泡的不透明层11、和构成内层的除去了气泡的透明层12。至少直筒部10a中的不透明层11与透明层12的边介面在上下方向上形成周期的波面。
申请公布号
TW201536698
申请公布日期
2015.10.01
申请号
TW103146148
申请日期
2014.12.29
申请人
胜高股份有限公司 SUMCO CORPORATION
发明人
须藤俊明 TOSHIAKI, SUDO,;佐藤忠广 TADAHIRO, SATO,;北原贤 KEN, KITAHARA,;北原江梨子 ERIKO, KITAHARA,
分类号
C03B20/00(2006.01);C03B15/10(2006.01)
主分类号
C03B20/00(2006.01)
代理机构
代理人
陈俊铭
主权项
地址
日本 JP
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