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31. 发明授权

US08158541B2 Optical glass, precision press-molding preform and optical element 有权
标题翻译：光学玻璃，精密压制成型预制件和光学元件
公开(公告)号：US08158541B2
公开(公告)日：2012-04-17
申请号：US11516670
申请日：2006-09-07
申请人： Mikio Ikenishi , Xuelu Zou
发明人： Mikio Ikenishi , Xuelu Zou
IPC分类号： C03C3/23 , C03C3/247 , C03C3/17
CPC分类号： C03B11/122 , C03B7/12 , C03B17/06 , C03B19/02 , C03B2215/66 , C03C3/247 , Y02P40/57
摘要： Provided is an optically uniform and high-quality optical glass that is free from the occurrence of striae when a precision press-molding preform is produced therefrom, and that is a fluorine-containing glass having a refractive index nd(1) wherein the refractive index nd(1) and a refractive index nd(2) are substantially equivalent to each other, said refractive index nd(2) being a refractive index of the fluorine-containing glass after the fluorine-containing glass is re-melted in a nitrogen atmosphere at 900° C. for 1 hour, cooled to its glass transition temperature and then cooled to 25° C. at a temperature decrease rate of 30° C./hour.
摘要翻译：本发明提供一种光学均匀且高质量的光学玻璃，其由制造精密加压预成型体时不发生条纹，并且是具有折射率nd（1）的含氟玻璃，其中折射率 nd（1）和折射率nd（2）彼此基本相等，所述折射率nd（2）是在含氮玻璃在氮气气氛中再熔融后的含氟玻璃的折射率在900℃下搅拌1小时，冷却至其玻璃化转变温度，然后以30℃/小时的降温速率冷却至25℃。

32. 发明授权

US08076014B2 Glass for use in substrate for information recording medium, substrate for information recording medium and information recording medium, and their manufacturing method 有权
标题翻译：用于信息记录介质的基板，信息记录介质用基板和信息记录介质的玻璃及其制造方法
公开(公告)号：US08076014B2
公开(公告)日：2011-12-13
申请号：US12303795
申请日：2007-06-08
申请人： Kazuo Tachiwana , Yoichi Hachitani , Xuelu Zou , Mikio Ikenishi , Kinobu Osakabe
发明人： Kazuo Tachiwana , Yoichi Hachitani , Xuelu Zou , Mikio Ikenishi , Kinobu Osakabe
IPC分类号： C03C3/087 , C03C21/00 , G11B5/82 , G11B5/73
CPC分类号： G11B5/735 , C03C3/083 , C03C3/087 , C03C3/095 , C03C3/097 , C03C15/00 , C03C19/00 , C03C21/002 , C03C23/0075 , G11B5/7315 , G11B5/82 , G11B5/8404 , Y10T428/24273 , Y10T428/315
摘要： According to one aspect of the present invention, provided is glass for use in substrate for information recording medium, which comprises, denoted as molar percentages, a total of 70 to 85 percent of SiO2 and Al2O3, where SiO2 content is equal to or greater than 50 percent and Al2O3 content is equal to or greater than 3 percent; a total of equal to or greater than 10 percent of Li2O, Na2O and K2O; a total of 1 to 6 percent of CaO and MgO, where CaO content is greater than MgO content; a total of greater than 0 percent but equal to or lower than 4 percent of ZrO2, HfO2, Nb2O5, Ta2O5, La2O3, Y2O3 and TiO2; with the molar ratio of the total content of Li2O, Na2O and K2O to the total content of SiO2, Al2O3, ZrO2, HfO2, Nb2O5, Ta2O5, La2O3, Y2O3 and TiO2 ((Li2O+Na2O+K2O)/(SiO2+Al2O3+ZrO2+HfO2+Nb2O5+Ta2O5+La2O3+Y2O3+TiO2)) being equal to or less than 0.28. Further provided are the substrate for information recording medium, information recording medium and their manufacturing methods according to the present invention.
摘要翻译：根据本发明的一个方面，提供了一种用于信息记录介质的基板的玻璃，其包括以摩尔百分数表示的总和为70〜85％的SiO 2和Al 2 O 3，其中SiO 2含量等于或大于 50％，Al2O3含量等于或大于3％; 总计等于或大于10％的Li2O，Na2O和K2O; CaO和MgO的总量为1〜6％，其中CaO含量大于MgO含量; 总共大于0％但等于或低于ZrO2，HfO2，Nb2O5，Ta2O5，La2O3，Y2O3和TiO2的4％; 其中Li2O，Na2O和K2O的总含量与SiO2，Al2O3，ZrO2，HfO2，Nb2O5，Ta2O5，La2O3，Y2O3和TiO2（（Li2O + Na2O + K2O）/（SiO2 + Al2O3 + ZrO 2 + HfO 2 + Nb 2 O 5 + Ta 2 O 5 + La 2 O 3 + Y 2 O 3 + TiO 2））等于或小于0.28。还提供了根据本发明的用于信息记录介质的基板，信息记录介质及其制造方法。

33. 发明申请

US20110287922A1 FLUOROPHOSPHATE GLASS, GLASS MATERIAL FOR PRESS MOLDING, OPTICAL ELEMENT BLANK, OPTICAL ELEMENT, PROCESSES FOR PRODUCTION OF SAME, AND PROCESS FOR PRODUCTION OF GLASS MOLDINGS 有权
标题翻译：氟磷酸盐玻璃，用于压制成型的玻璃材料，光学元件空白，光学元件，其制造方法以及生产玻璃模具的方法
公开(公告)号：US20110287922A1
公开(公告)日：2011-11-24
申请号：US13146431
申请日：2009-08-26
申请人： Mikio Ikenishi
发明人： Mikio Ikenishi
IPC分类号： C03C3/247 , C03B11/05 , C03C19/00 , C03B23/00
CPC分类号： C03C3/247
摘要： The present invention provide a fluorophosphate glass comprising 3 to 25 cation % of P5+, more than 30 cation % and 40 cation % or less of Al3+, 0.5 to 20 cation % of Li+ and 65 anion % or more of F− as glass ingredients, and having a liquid phase temperature of 700° C. or less. The fluorophosphate glass of the present invention has ultra low dispersibility and stability, and is preferably used for glass materials for press molding, optical element blanks and optical elements.
摘要翻译：本发明提供一种含有3〜25阳离子％P5 +，30以上阳离子％，40阳离子％以下Al3 +，0.5〜20阳离子％Li +，65阴离子％以上F-作为玻璃成分的氟磷酸盐玻璃，液相温度为700℃以下。本发明的氟磷酸盐玻璃具有超低的分散性和稳定性，优选用于加压成型的玻璃材料，光学元件坯料和光学元件。

34. 发明授权

US07670978B2 Optical glass, precision press molding preform and optical element 失效
标题翻译：光学玻璃，精密压模成型预制件和光学元件
公开(公告)号：US07670978B2
公开(公告)日：2010-03-02
申请号：US11494506
申请日：2006-07-28
申请人： Yoshiko Kasuga , Mikio Ikenishi , Xuelu Zou
发明人： Yoshiko Kasuga , Mikio Ikenishi , Xuelu Zou
IPC分类号： C03C3/066 , C03C3/068
CPC分类号： C03C3/068 , C03B11/122 , Y02P40/57
摘要： The optical glass has a refractive index of equal to or greater than 1.65 and an Abbé number ranging from 50 to 60. In the optical glass, as molar basis, a ratio of SiO2 content to B2O3 content is greater than 0.5 and equal to or less than 0.90; a total content of SiO2 and B2O3 ranges from 50 to 70 percent; Li2O content ranges from 5 to 20 percent; La2O3 content ranges from 0.5 to 22 percent; a ratio of ZnO content to RO (MgO, CaO, SrO and BaO) is equal to or greater than 0.5; a total content of Gd2O3, Y2O3 and Yb2O3 ranges from 1 to 15 percent; Sb2O3 content ranges from 0 to 1 percent; and no BaO is comprised, or a ratio of the total content of La2O3, Gd2O3, Y2O3 and Yb2O3 to the content of BaO is equal to or greater than 10.
摘要翻译：光学玻璃具有等于或大于1.65的折射率，范围为50至60的Abbé数。在光学玻璃中，以摩尔计为基准，SiO 2含量与B 2 O 3含量的比率大于0.5并且等于或小于大于0.90; SiO2和B2O3的总含量范围为50-70％; Li2O含量在5％至20％之间; La2O3含量范围为0.5〜22％; ZnO含量与RO（MgO，CaO，SrO和BaO）的比例等于或大于0.5; Gd 2 O 3，Y 2 O 3和Yb 2 O 3的总含量为1〜15％。 Sb2O3含量范围为0〜1％并且不包含BaO，或者La2O3，Gd2O3，Y2O3和Yb2O3的总含量与BaO的含量的比例等于或大于10。

35. 发明申请

US20070160877A1 Substrate for information recording medium, information recording medium and process for producing information recording medium 有权
标题翻译：用于信息记录介质的基板，信息记录介质和用于产生信息记录介质的处理
公开(公告)号：US20070160877A1
公开(公告)日：2007-07-12
申请号：US11711669
申请日：2007-02-28
申请人： Mikio Ikenishi , Xuelu Zou , Kenji Yamanaka , Junichi Horikawa
发明人： Mikio Ikenishi , Xuelu Zou , Kenji Yamanaka , Junichi Horikawa
IPC分类号： G11B5/706 , B05D7/00
CPC分类号： C03C3/083 , G11B5/7315 , G11B5/8404
摘要： A substrate for an information recording medium, which is made of a glass or crystallized glass, (1) which has a region that has a spectral light transmittance of 50% or less converted in terms of a thickness of 2 mm in a wavelength range of 2,750 nm to 3,700 nm, (2) which shows a spectral light transmittance of 70% or less converted in terms of a thickness of 2 mm over whole wavelength range of 2,750 nm to 3,700 nm, (3) which contains an infrared absorbent that is a specific metal oxide and is for use in a perpendicular magnetic recording medium, (4) which is to be heated by irradiation with infrared ray and contains more than 200 ppm of water, or (5) which contains an infrared absorbent that is a specific metal oxide and is used as a substrate to support a multi-layered film including an information recording layer to be formed by sputtering after heating by irradiation with infrared ray, an information recording medium comprising a multi-layered film including an information recording layer formed on any one of the above substrates, and a process for producing an information recording medium.
摘要翻译： 1.一种用玻璃或微晶玻璃制成的信息记录介质用基板，其特征在于，具有在波长范围为2mm的光谱透射率为50％以下的区域 2,750nm至3,700nm的光谱透射率（2），（2）表示在2,750nm至3,700nm的整个波长范围内以2mm的厚度转换70％或更小的光谱透光率，（3）包含红外吸收剂特定的金属氧化物，用于垂直磁记录介质中，（4）将通过红外线照射加热并含有200ppm以上的水，或（5）其中含有特定的红外吸收剂金属氧化物，并且用作基板以支持包含通过用红外线照射加热后通过溅射形成的信息记录层的多层膜，信息记录介质包括包含信息记录的多层膜形成在上述基板上的任何一个上，以及一种信息记录介质的制造方法。

36. 发明申请

US20070032366A1 Optical glass, precision press molding preform and manufacturing method of the same, optical element and manufacturing method of the same 失效
标题翻译：光学玻璃，精密压模成型预制件及其制造方法相同，光学元件及其制造方法相同
公开(公告)号：US20070032366A1
公开(公告)日：2007-02-08
申请号：US11494506
申请日：2006-07-28
申请人： Yoshiko Kasuga , Mikio Ikenishi , Xuelu Zou
发明人： Yoshiko Kasuga , Mikio Ikenishi , Xuelu Zou
IPC分类号： C03C3/095 , C03C3/089 , C03B11/00 , C03C3/078 , C03B23/00 , C03B13/00
CPC分类号： C03C3/068 , C03B11/122 , Y02P40/57
摘要： The optical glass has a refractive index of equal to or greater than 1.65 and an Abbé number ranging from 50 to 60. In the optical glass, as molar basis, a ratio of SiO2 content to B2O3 content is greater than 0.5 and equal to or less than 0.90; a total content of SiO2 and B2O3 ranges from 50 to 70 percent; Li2O content ranges from 5 to 20 percent; La2O3 content ranges from 0.5 to 22 percent; a ratio of ZnO content to RO (MgO, CaO, SrO and BaO) is equal to or greater than 0.5; a total content of Gd2O3, Y2O3 and Yb2O3 ranges from 1 to 15 percent; Sb2O3 content ranges from 0 to 1 percent; and no BaO is comprised, or a ratio of the total content of La2O3, Gd2O3, Y2O3 and Yb2O3 to the content of BaO is equal to or greater than 10.
摘要翻译：光学玻璃具有等于或大于1.65的折射率和从50至60的Abbé数。在光学玻璃中，以摩尔计，SiO 2含量与B _{2 <3 O 3含量大于0.5且等于或小于0.90; SiO 2和B 2 O 3 3的总含量在50-70％的范围内; Li 2 O 2含量范围为5％至20％; La 2 O 3 3含量范围为0.5％至22％; ZnO含量与RO（MgO，CaO，SrO和BaO）的比例等于或大于0.5; Gd 2 N 3 O 3，Y 2 O 3和Y b 2的总含量 O 3范围为1至15％; Sb 2 O 3 3含量为0至1％; 并且不包含BaO，或者La 2 O 3 O 3的总含量，Gd 2 O 3 3 / >，Y 2 O 3 3和Y b 2 O 3 3相对于BaO的含量等于或大于 10。}

37. 发明申请

US20060205584A1 Glass substrate for information recording medium and magnetic information recording medium to which the glass substrate is applied 审中-公开
公开(公告)号：US20060205584A1
公开(公告)日：2006-09-14
申请号：US11434147
申请日：2006-05-16
申请人： Mikio Ikenishi , Atsuko Morita , Xuelu Zou
发明人： Mikio Ikenishi , Atsuko Morita , Xuelu Zou
IPC分类号： C03C3/091
CPC分类号： G11B5/7315 , B24B37/042 , C03C3/064 , C03C3/083 , C03C3/085 , C03C3/089 , C03C3/091 , C03C3/093 , C03C19/00 , C03C21/00
摘要： Disclosed are a glass substrate for an information recording medium, having excellent scratch resistance and a light weight and having high fracture toughness, the glass substrate having a fragility index value, measured in water, of 12 μm−1/2 or less or having a fragility index value, measured in an atmosphere having a dew point of −5° C. or lower, of 7 μm−1/2 or less, or the glass substrate comprising, by mol %, 40 to 75% of SiO2, 2 to 45% of B2O3 and/or Al2O3 and 0 to 40% of R′2O in which R′ is at least one member selected from the group consisting of Li, Na and K), wherein the total content of SiO2, B2O3, Al2O3 and R′2O is at least 90 mol %, and a magnetic information recording medium comprising a magnetic recording layer formed on the glass substrate.

38. 发明申请

US20050244656A1 Glass substrate for information recording medium, process for producing the glass substrate, information recording medium, and process for producing the same 有权
标题翻译：信息记录介质用玻璃基板，玻璃基板的制造方法，信息记录介质及其制造方法
公开(公告)号：US20050244656A1
公开(公告)日：2005-11-03
申请号：US11111987
申请日：2005-04-22
申请人： Mikio Ikenishi , Xuelu Zou
发明人： Mikio Ikenishi , Xuelu Zou
IPC分类号： C03C3/087 , C03C17/00 , C03C21/00 , G11B5/73 , G11B5/84
CPC分类号： C03C3/087 , C03C17/00 , C03C21/00 , G11B5/7315
摘要： A glass substrate for an information recording medium, which has high heat resistance, has such high thermal shock resistance that it does not break when exposed to a sharp change in temperature and has high strength against scratching, and which is formed of a glass comprising SiO2, Al2O3, ZrO2, CaO, BaO, Li2O and Na2O as essential components and comprises, by mold %, 50 to 70% of SiO2, 1 to 10% of Al2O3, over 0% but not more than 12% of ZrO2, 2 to 24% of CaO, over 0% but not more than 15% of BaO, 0 to 10% of MgO, 0 to 15% of SrO, provided that the content of CaO+BaO+MgO+SrO is over 10% but less than 25%, over 0% but not more than 6% of Li2O, over 0% but not more than 10% of Na2O, 0 to 5% of K2O, and 0 to 10% of TiO2.
摘要翻译：用于具有高耐热性的信息记录介质的玻璃基板具有如此高的耐热冲击性，即使在暴露于急剧变化的温度下也不会破裂，并且具有高的抗刮擦强度，并且由包含SiO 2，2 3，3，2，3，3，3，3，3，3，3， > O和Na 2 O作为必要组分，并且通过模具％包含50至70％的SiO 2，1至10％的Al 2，超过0％但不超过12％的ZrO 2，2〜24％的CaO，超过0％但不超过15％的BaO ，0〜10％的MgO，0〜15％的SrO，条件是CaO + BaO + MgO + SrO的含量超过10％但小于25％，超过0％但不超过6％的Li _{2 O，超过0％但不超过10％的Na 2 O，0至5％的K 2 O和0至10％的TiO 2。}

39. 发明申请

US20050181218A1 Glass substrate for information recording media and information recording medium 审中-公开
标题翻译：用于信息记录介质和信息记录介质的玻璃基板
公开(公告)号：US20050181218A1
公开(公告)日：2005-08-18
申请号：US10510446
申请日：2003-06-02
申请人： Kouichiro Shiraishi , Mikio Ikenishi , Xuelu Zou
发明人： Kouichiro Shiraishi , Mikio Ikenishi , Xuelu Zou
IPC分类号： G11B5/73 , B32B17/06 , C03C3/076 , C03C3/085
CPC分类号： C03C3/087 , G11B5/7315
摘要： A glass substrate having a high Young's modulus and high rigidity and being suitable particularly as a substrate that is required to have excellent surface smoothness, a high elastic modulus and a high expansion coefficient and which is for an information recording medium, the glass substrate having a surface having a center-line average roughness ratio, Rab/Raf, of 0.8 to 1, in which Raf is a center-line average roughness measured after the glass substrate is held in water having a temperature of 80° C. for 24 hours and Rab is a center-line average roughness Rab measured before the holding, and having a Young's modulus of 90 GPa or more, and an information recording medium having the glass substrate and having an information recording layer formed on the glass substrate.
摘要翻译：具有高杨氏模量和高刚性的玻璃基板，特别适用于要求具有优异的表面光滑度，高弹性模量和高膨胀系数的基底，并且其用于信息记录介质，玻璃基板具有中心线平均粗糙比Rab / Raf为0.8〜1的表面，其中，Raf是将玻璃基板保持在温度为80℃的水中24小时后测定的中心线平均粗糙度， Rab是在保持之前测量的杨氏模量为90GPa或更大的中心线平均粗糙度Rab，以及具有玻璃基板并且具有形成在玻璃基板上的信息记录层的信息记录介质。

40. 发明申请

US20050162956A1 Substrate for information recording medium, information reocrding medium and method for manufacturing same 有权
标题翻译：信息记录介质基板，信息记录介质及其制造方法
公开(公告)号：US20050162956A1
公开(公告)日：2005-07-28
申请号：US10505282
申请日：2003-10-29
申请人： Mikio Ikenishi , Xuelu Zou
发明人： Mikio Ikenishi , Xuelu Zou
IPC分类号： C03C3/085 , G11B5/73 , G11B5/84 , G11C7/00
CPC分类号： G11B5/7315 , C03C3/085 , C03C15/00 , C03C21/002 , G11B5/8404
摘要： A substrate for an information recording medium, which has high heat resistance and high acid resistance and is formed of a glass having a glass transition temperature (Tg) of 600° C. or higher and having an etching rate of 0.1 μm/minute or less with regard to a hydrosilicofluoric acid aqueous solution that is maintained at a temperature of 45° C. and has a hydrosilicofluoric acid concentration of 1.72% by weight, and an information recording medium having an information recording layer formed on the above substrate.
摘要翻译：一种用于信息记录介质的基板，其具有高耐热性和高耐酸性，并且由玻璃化转变温度（Tg）为600℃以上并且蚀刻速率为0.1mum /分钟以下的玻璃形成关于保持在45℃的温度，氢硅氟酸浓度为1.72重量％的氢硅氟酸水溶液，以及在上述基板上形成有信息记录层的信息记录介质。

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