发明授权
- 专利标题： Alkali-free glass and preparation thereof
- 专利标题（中）： 无碱玻璃及其制备方法
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申请号： US14185323申请日： 2014-02-20
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公开(公告)号： US08871663B2公开(公告)日： 2014-10-28
- 发明人: Dong-Kwon Lee , Duk-Sik Ha , Han-Kook Kim , Won-Bae Lim , Du-Sun Hwang , Sang-Kook Kim
- 申请人： LG Chem, Ltd.
- 申请人地址： KR Seoul
- 专利权人： LG Chem, Ltd.
- 当前专利权人： LG Chem, Ltd.
- 当前专利权人地址： KR Seoul
- 代理机构： Mckenna Long & Aldridge LLP
- 优先权： KR10-2011-0089155 20110902; KR10-2012-0096355 20120831
- 主分类号： C03C3/091
- IPC分类号： C03C3/091 ; C03B18/00 ; C03C3/087
摘要：
The present invention provides the composition of an alkali-free glass composition containing no alkali metal oxide and the preparation thereof. The alkali-free glass comprising substantially no alkali metal oxide according to the present invention comprises 68 to 75 wt % of SiO2; 1 to 3 wt % of B2O3; 4 to 13 wt % of Al2O3; 1 to 6 wt % of MgO; 1 to 11 wt % of CaO; 4 to 9 wt % of SrO; and 3 to 7 wt % of BaO, based on the total weight of oxides present therein.
公开/授权文献
- US20140171286A1 ALKALI-FREE GLASS AND PREPARATION THEREOF 公开/授权日：2014-06-19
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