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公开(公告)号:US07829489B2
公开(公告)日:2010-11-09
申请号:US11897905
申请日:2007-08-31
CPC分类号: C03C15/00 , C03C3/095 , C03C10/0027 , C03C23/002 , C03C23/007 , C03C2218/34
摘要: The present invention describes a composition, method and article for a photomachinable glass having a coefficient of thermal expansion from less than 6×10−6/° C. in the temperature range of 0° C. to 300° C. The photomachinable glass composition is a low expansion glass having an amorphous glass phase and crystalline phases selected from the group consisting of spudomene and lithium disilicate.
摘要翻译: 本发明描述了在0℃至300℃的温度范围内热可膨胀玻璃的组成,方法和制品的热膨胀系数小于6×10-6 /℃。可光热熔玻璃组合物 是具有无定形玻璃相的低膨胀玻璃和选自聚硅氧烷和二硅酸锂的结晶相。
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2.
公开(公告)号:US07799711B2
公开(公告)日:2010-09-21
申请号:US11897823
申请日:2007-08-31
CPC分类号: C03C14/006 , C03C3/083 , C03C3/085 , C03C3/095 , C03C4/04 , C03C2214/16
摘要: The invention is directed to photomachinable glass compositions having a controllable or tunable photosensitivity, and to a method for making such compositions. The compositions of the invention contain titania (TiO2) in an amount in the range of greater than 0.01 wt. % to 2 wt. % added to any known photomachinable glass composition. In one embodiment the TiO2 in an amount in the range of greater than 0.01 wt. % to 1 wt. %. An example of a photomachinable glass of the invention is one having a composition having, in weight percent (wt. %) of 65-80% SiO2, 15-20% Li2O, 1-4% Na2O, 1-4% K2O, 2-10% Al2O3, 0-3% ZnO, 0-0.15% Sb2O3, 0-0.015% CeO2, 0-0.001% Au, 0-0.015% Ag and >0.01% to 2% TiO2, and the sum of Au+Ag is greater than zero. In particular embodiment the TiO2 is in the range of >0.01% to 1%.
摘要翻译: 本发明涉及具有可控或可调光敏性的可光致热熔玻璃组合物,以及制备这种组合物的方法。 本发明的组合物含有量大于0.01重量%的二氧化钛(TiO 2)。 %至2重量% %添加到任何已知的可光致热熔玻璃组合物中。 在一个实施方案中,TiO 2的量在大于0.01wt。 %至1重量% %。 本发明的可光致热熔玻璃的实例是具有重量百分比(重量%)为65-80%SiO 2,15-20%Li 2 O,1-4%Na 2 O,1-4%K 2 O,2 -10%Al2O3,0-3%ZnO,0-0.15%Sb2O3,0-0.015%CeO2,0-0.001%Au,0-0.015%Ag和> 0.01%-2%TiO2,Au + Ag 大于零。 在具体实施方案中,TiO 2的范围为> 0.01%至1%。
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