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GLASS AND OPTICAL ELEMENT PRODUCTION METHOD 发明申请

2023-03-18 2410 3180K 0

专利信息

申请日期 2025-07-20 申请号 WOJP13067050
公开(公告)号 WO2013191270A1 公开(公告)日 2013-12-27
公开国别 WO 申请人省市代码 全国
申请人 HOYA CORPORATION; MIKAMI Shuhei; FUJIWARA Yasuhiro
简介 [Problem] The transmittance of glass can be dramatically improved as a result of this glass production method. In addition, the amount of rare metal, such as platinum, that melts into glass can be greatly reduced. [Solution] A glass production method whereby the water content in molten glass is increased, in a melting step (i) in which a glass raw material including at least one type of component among TiO2, Nb2O5, WO3, and Bi2O3 is heated inside a melting container and melted, and a molten glass is obtained.


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