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公开(公告)号：US08741795B2
公开(公告)日：2014-06-03
申请号：US13845229
申请日：2013-03-18
申请人： Xuelu Zou , Yunoshin Kanayama , Tomoaki Negishi
发明人： Xuelu Zou , Yunoshin Kanayama , Tomoaki Negishi
CPC分类号： C03C3/068 , C03B17/062 , C03B40/02 , C03B40/04
摘要： An optical glass having high-refractivity and low-dispersion properties and containing, by mol %, 0.1 to 40% of SiO2, 10 to 50% of B2O3, wherein the mass ratio of the content of SiO2 to the content of B2O3, SiO2/B2O3, is 1 or less, 0.5 to 22% of ZnO, 5 to 50% of La2O3, and optionally other ingredients. The optical glass has a refractive index nd of 1.86 to 1.95 and an Abbe's number νd of (2.36−nd)/0.014 or more but less than 38, and a glass transition temperature of equal to or greater than 640° C.
摘要翻译： 具有高折射率和低分散性的光学玻璃，其摩尔％含有SiO 2的0.1〜40％，B 2 O 3的10〜50％，其中SiO 2含量与B 2 O 3的含量，SiO 2 / B2O3为1以下，0.5〜22％的ZnO，5〜50％的La2O3，以及任意其它成分。 光学玻璃的折射率nd为1.86〜1.95，阿贝数n（d）为（2.36-nd）/0.014以上且小于38，玻璃化转变温度为640℃以上。
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公开(公告)号：US08424344B2
公开(公告)日：2013-04-23
申请号：US12865574
申请日：2009-01-22
申请人： Xuelu Zou , Yunoshin Kanayama , Tomoaki Negishi
发明人： Xuelu Zou , Yunoshin Kanayama , Tomoaki Negishi
CPC分类号： C03C3/068 , C03B17/062 , C03B40/02 , C03B40/04
摘要： An optical glass comprising, by mol %, 0.1 to 40% of SiO2, 10 to 50% of B2O3, 0 to 10% of total of Li2O, Na2O and K2O, 0 to 10% of total of MgO, CaO, SrO and BaO, 0.5 to 22% of ZnO, 5 to 50% of La2O3, 0.1 to 25% of Gd2O3, 0.1 to 20% of Y2O3, 0 to 20% of Yb2O3, 0 to 25% of ZrO2, 0 to 25% of TiO2, 0 to 20% of Nb2O5, 0 to 10% of Ta2O5, over 0.1% but not more than 20% of WO3, 0 to less than 3% of GeO2, 0 to 10% of Bi2O3, and 0 to 10% of Al2O3, the mass ratio of the content of SiO2 to the content of B2O3, SiO2/B2O3, being 1 or less, the optical glass having a refractive index nd of 1.86 to 1.95 and an Abbe's number νd of (2.36−nd)/0.014 or more but less than 38.
摘要翻译： 一种光学玻璃，其中，SiO 2为0.1〜40％，B 2 O为10〜50％，Li 2 O，Na 2 O，K 2 O为0〜10％，MgO，CaO，SrO和BaO为0〜10％ ，0.5〜22％的ZnO，5〜50％的La2O3，0.1〜25％的Gd2O3，0.1〜20％的Y2O3，0〜20％的Yb2O3，0〜25％的ZrO2，0〜25％的TiO2， 0〜20％的Nb 2 O 5，0〜10％的Ta 2 O 5，超过0.1％但不超过20％的WO 3，0〜小于3％的GeO 2，0〜10％的Bi 2 O 3，0〜10的Al 2 O 3， SiO 2含量与B 2 O 3，SiO 2 / B 2 O 3的含量的质量比为1以下，折射率nd为1.86〜1.95的光学玻璃和（2.36-nd）/ 0.014以上的阿贝数nud 但不到38。
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公开(公告)号：US20110028300A1
公开(公告)日：2011-02-03
申请号：US12865574
申请日：2009-01-22
申请人： Xuelu Zou , Yunoshin Kanayama , Tomoaki Negishi
发明人： Xuelu Zou , Yunoshin Kanayama , Tomoaki Negishi
CPC分类号： C03C3/068 , C03B17/062 , C03B40/02 , C03B40/04
摘要： An optical glass comprising, by mol %, 0.1 to 40% of SiO2, 10 to 50% of B2O3, 0 to 10% of total of Li2O, Na2O and K2O, 0 to 10% of total of MgO, CaO, SrO and BaO, 0.5 to 22% of ZnO, 5 to 50% of La2O3, 0.1 to 25% of Gd2O3, 0.1 to 20% of Y2O3, 0 to 20% of Yb2O3, 0 to 25% of ZrO2, 0 to 25% of TiO2, 0 to 20% of Nb2O5, 0 to 10% of Ta2O5, over 0.1% but not more than 20% of WO3, 0 to less than 3% of GeO2, 0 to 10% of Bi2O3, and 0 to 10% of Al2O3, the mass ratio of the content of SiO2 to the content of B2O3, SiO2/B2O3, being 1 or less, the optical glass having a refractive index nd of 1.86 to 1.95 and an Abbe's number νd of (2.36−nd)/0.014 or more but less than 38.
摘要翻译： 一种光学玻璃，其中，SiO 2为0.1〜40％，B 2 O为10〜50％，Li 2 O，Na 2 O，K 2 O为0〜10％，MgO，CaO，SrO和BaO为0〜10％ ，0.5〜22％的ZnO，5〜50％的La2O3，0.1〜25％的Gd2O3，0.1〜20％的Y2O3，0〜20％的Yb2O3，0〜25％的ZrO2，0〜25％的TiO2， 0〜20％的Nb 2 O 5，0〜10％的Ta 2 O 5，超过0.1％但不超过20％的WO 3，0〜小于3％的GeO 2，0〜10％的Bi 2 O 3，0〜10的Al 2 O 3， 折射率nd为1.86〜1.95的光学玻璃和（2.36-nd）/ 0.014的阿贝值＆ngr; d的SiO 2含量与B 2 O 3，SiO 2 / B 2 O 3的含量为1以下的质量比 或更多但小于38。
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公开(公告)号：US08410008B2
公开(公告)日：2013-04-02
申请号：US13339397
申请日：2011-12-29
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： An optical glass that is an oxide glass having a very high refractive index in spite of its low-dispersion property, having excellent glass stability and having less susceptibility to coloring.
摘要翻译： 作为折射率非常高的氧化物玻璃的光学玻璃，尽管其分散性低，玻璃稳定性好，着色敏感性低。
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公开(公告)号：US20120100981A1
公开(公告)日：2012-04-26
申请号：US13339397
申请日：2011-12-29
申请人： Tomoaki NEGISHI , Xuelu Zou
发明人： Tomoaki NEGISHI , Xuelu Zou
摘要： An optical glass that is an oxide glass having a very high refractive index in spite of its low-dispersion property, having excellent glass stability and having less susceptibility to coloring.
摘要翻译： 作为折射率非常高的氧化物玻璃的光学玻璃，尽管其分散性低，玻璃稳定性好，着色敏感性低。
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公开(公告)号：US20090325779A1
公开(公告)日：2009-12-31
申请号：US12491541
申请日：2009-06-25
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： [Problems to be Solved]To provide an optical glass having a very high refractive index in spite of its low-dispersion property, having excellent glass stability and having less susceptibility to coloring.[Means to Solve the Problem]An optical glass that is an oxide glass and that comprises, by cationic %, 0 to 30% of Si4+, 10 to 55% of B3+, less than 5% of total of Li+, Na+ and K+, less than 5% of total of Mg2+, Ca2+ and Sr2+, 0 to 8% of Ba2+, 0.1 to 15% of Zn2+, 10 to 50% of La3+, 0 to 20% of Gd3+, 0 to 15% of Y3+, 0 to 10% of Yb3+, 0 to 20% of Zr4+, 0.1 to 22% of Ti4+, 0 to 20% of Nb5+, 0 to 8% of Ta5+, 0 to 5% of W6+, 0 to 8% of Ge4+, 0 to 10% of Bi3+, and 0 to 10% of Ai3+, the cationic ratio of the content of Si4+ to the content of B3+, Si4+/B3+, being less than 1.0, the total content of Nb2O5 and Ta2O5 as oxides being less than 14 mass %, the optical glass having a refractive index nd of 1.92 to 2.2 and an Abbe's number νd of 25 to 45.
摘要翻译： [待解决的问题]为了提供折射率非常高的光学玻璃，尽管其分散性低，具有优异的玻璃稳定性和对着色的敏感性较低。 解决问题的手段作为氧化物玻璃的光学玻璃，其通过阳离子％含有0〜30％的Si 4+，10〜55％的B 3+，小于Li +，Na +，K +的总和的5％ 小于Mg2 +，Ca2 +和Sr2 +，0〜8％的Ba2 +，0.1〜15％的Zn2 +，10〜50％的La3 +，0〜20％的Gd3 +，0〜15％的Y3 +，0〜 10％的Yb3 +，0〜20％的Zr4 +，0.1〜22％的Ti4 +，0〜20％的Nb5 +，0〜8％的Ta5 +，0〜5％的W6 +，0〜8％的Ge4 +，0〜 Bi3 +的百分比，和Ai3 +的0〜10％，Si4 +的含量与B3 +，Si4 + / B3 +的含量的阳离子比小于1.0，作为氧化物的Nb 2 O 5和Ta 2 O 5的总含量小于14质量％ 光学玻璃的折射率nd为1.92〜2.2，阿贝数nud为25〜45。
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公开(公告)号：US08741796B2
公开(公告)日：2014-06-03
申请号：US13924814
申请日：2013-06-24
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： A high-refractivity low-dispersion optical glass that can be stably supplied and has excellent glass stability and that has coloring reduced, composed of in mass %, 5 to 32% of total of SiO2 and B2O2, 45 to 65% of total of La2O2, Gd2O2 and Y2O2, 0.5 to 10% of ZnO, 1 to 20% of total of TiO2 and Nb2O5, and optionally other components. The optical glass has a refractive index nd of 1.89 to 2.0, an Abbe's number νd of 32 to 38 and a coloring degree λ70 of 430 nm or less.
摘要翻译： 高折射率低分散型光学玻璃，其可以稳定地供给并且具有优异的玻璃稳定性，并且具有降低的着色，以质量％计，总计为5〜32％的SiO 2和B 2 O 2，45〜65％的La 2 O 2 ，Gd 2 O 2和Y 2 O 2，0.5〜10％的ZnO，1〜20％的TiO 2和Nb 2 O 5，以及任选的其它成分。 光学玻璃的折射率nd为1.89〜2.0，阿贝数n为32〜38，着色度λ70为430nm以下。
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公开(公告)号：US08492299B2
公开(公告)日：2013-07-23
申请号：US13358748
申请日：2012-01-26
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： A high-refractivity low-dispersion optical glass that can be stably supplied and has excellent glass stability and that has coloring reduced, composed of in mass %, 5 to 32% of total of SiO2 and B2O3, 45 to 65% of total of La2O3, Gd2O3 and Y2O3, 0.5 to 10% of ZnO, 1 to 20% of total of TiO2 and Nb2O5, and optionally other components. The optical glass has a refractive index nd of 1.89 to 2.0, an Abbe's number νd of 32 to 38 and a coloring degree λ70 of 430 nm or less.
摘要翻译： 高折射率低分散型光学玻璃，其可以稳定地供给并且具有优异的玻璃稳定性并且具有降低的着色，以质量％计，总计为5〜32％的SiO 2和B 2 O 3，总计为45〜65％的La 2 O 3 ，Gd 2 O 3和Y 2 O 3，0.5〜10％的ZnO，1〜20％的TiO 2和Nb 2 O 5，以及任选的其它成分。 光学玻璃的折射率nd为1.89〜2.0，阿贝数nud为32〜38，着色度λ70为430nm以下。
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公开(公告)号：US20120142517A1
公开(公告)日：2012-06-07
申请号：US13358748
申请日：2012-01-26
申请人： Tomoaki NEGISHI , Xuelu Zou
发明人： Tomoaki NEGISHI , Xuelu Zou
IPC分类号： C03C3/068
摘要： A high-refractivity low-dispersion optical glass that can be stably supplied and has excellent glass stability and that has coloring reduced, composed of in mass %, 5 to 32% of total of SiO2 and B2O3, 45 to 65% of total of La2O3, Gd2O3 and Y2O3, 0.5 to 10% of ZnO, 1 to 20% of total of TiO2 and Nb2O5, and optionally other components. The optical glass has a refractive index nd of 1.89 to 2.0, an Abbe's number νd of 32 to 38 and a coloring degree λ70 of 430 nm or less.
摘要翻译： 高折射率低分散型光学玻璃，其可以稳定地供给并且具有优异的玻璃稳定性并且具有降低的着色，以质量％计，总计为5〜32％的SiO 2和B 2 O 3，总计为45〜65％的La 2 O 3 ，Gd 2 O 3和Y 2 O 3，0.5〜10％的ZnO，1〜20％的TiO 2和Nb 2 O 5，以及任选的其它成分。 光学玻璃的折射率nd为1.89〜2.0，阿贝数n为32〜38，着色度λ70为430nm以下。
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公开(公告)号：US08127570B2
公开(公告)日：2012-03-06
申请号：US12570436
申请日：2009-09-30
申请人： Tomoaki Negishi , Xuelu Zou
发明人： Tomoaki Negishi , Xuelu Zou
摘要： A high-refractivity low-dispersion optical glass that can be stably supplied and has excellent glass stability and that has coloring reduced, comprises, by mass %, 5 to 32% of total of SiO2 and B2O3, 45 to 65% of total of La2O3, Gd2O3 and Y2O3, 0.5 to 10% of ZnO, 1 to 20% of total of TiO2 and Nb2O5, 0 to 15% of ZrO2, 0 to 2% of WO3, 0 to 20% of Yb2O3, 0 to 10% of total of Li2O, Na2O and K2O, 0 to 10% of total of MgO, CaO, SrO and BaO, 0 to 12% of Ta2O5, 0 to 5% of GeO2, 0 to 10% of Bi2O3, and 0 to 10% of Al2O3, wherein the mass ratio of the content of SiO2 to the content of B2O3, (SiO2/B2O3), is from 0.3 to 1.0, and the mass ratio of the total content of Gd2O3 and Y2O3 to the total content of La2O3, Gd2O3 and Y2O3, (Gd2O3+Y2O3)/(La2O3+Gd2O3+Y2O3), is from 0.05 to 0.6, the optical glass having a refractive index nd of 1.89 to 2.0 and an Abbe's number νd of 32 to 38 and having a coloring degree λ70 of 430 nm or less.
摘要翻译： 可以稳定地供给且具有优异的玻璃稳定性并具有着色性降低的高折射率低分散型光学玻璃以质量％计含有SiO 2和B 2 O 3的总量的5〜32％，La 2 O 3的总量的45〜65％ ，Gd 2 O 3和Y 2 O 3，0.5〜10％的ZnO，1〜20％的TiO 2和Nb 2 O 5，0〜15％的ZrO 2，0〜2％的WO 3，0〜20％的Yb 2 O 3，0〜10％ 的Li 2 O，Na 2 O和K 2 O，0〜10％的MgO，CaO，SrO和BaO，0〜12％的Ta 2 O 5，0〜5％的GeO 2，0〜10％的Bi 2 O 3，0〜10％的Al 2 O 3 其中SiO 2的含量与B 2 O 3的含量（SiO 2 / B 2 O 3）的质量比为0.3〜1.0，Gd 2 O 3和Y 2 O 3的总含量与La 2 O 3，Gd 2 O 3和Y 2 O 3的总含量的质量比 ，（Gd 2 O 3 + Y 2 O 3）/（La 2 O 3 + Gd 2 O 3 + Y 2 O 3）为0.05〜0.6，折射率nd为1.89〜2.0，光学玻璃的阿贝数ngr为32〜38，着色度λ70 为430nm以下。
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