- 专利标题: ALKALI-FREE GLASS PLATE
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申请号: US17284917申请日: 2019-10-07
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公开(公告)号: US20210380465A1公开(公告)日: 2021-12-09
- 发明人: Mayu NISHIMIYA
- 申请人: Nippon Electric Glass Co., Ltd.
- 申请人地址: JP Shiga
- 专利权人: Nippon Electric Glass Co., Ltd.
- 当前专利权人: Nippon Electric Glass Co., Ltd.
- 当前专利权人地址: JP Shiga
- 优先权: JP2018-194038 20181015,JP2018-230725 20181210,JP2019-031628 20190225,JP2019-074958 20190410,JP2019-093662 20190517
- 国际申请: PCT/JP2019/039490 WO 20191007
- 主分类号: C03C3/091
- IPC分类号: C03C3/091
摘要:
The present invention provides an alkali-free glass sheet, which has a content of Li2O+Na2O+K2O of from 0 mol % to 0.5 mol % in a glass composition, and has a Young's modulus of 78 GPa or more, a strain point of 680° C. or more, and a liquidus temperature of 1,450° C. or less.
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