专利名称: GLASS, GLASS-CERAMIC, ARTICLES AND FABRICATION PROCESS
公开(告)号:
公开(公告)日: 2008-08-20 00:00:00
申请(专利)号: EP1957421
申请日: 2006-12-06 00:00:00
发明(设计)人: EUROKERA (FR)
(申请)专利权(人): COMTE MARIE (FR)
内容: The present application discloses: (i) novel glass-ceramic materials containing a solid solution of b-quartz or of beta-spodumene as main crystalline phase(s); (ii) articles made from said novel glass-ceramic materials; (iii) lithium alumino-silicate glasses, precursors of such novel glass-ceramic materials; and (iv) methods for preparing the aforesaid novel glass-ceramic materials and the aforesaid articles made of said novel glass-ceramic materials. The present invention relates to the use of SnO2 (0.15 to 0.3% by weight) and CeO2 and/or MnO2 (0.7 to 1.5% by weight), as an agent for fining the glass-ceramic material glass precursor. 

发布日期:2008-11-27 16:07:00

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