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    Porous glass, method of manufacturing the same and optical element
    1.
    发明授权
    Porous glass, method of manufacturing the same and optical element 有权
    多孔玻璃，其制造方法和光学元件

    公开(公告)号：US09003833B2

    公开(公告)日：2015-04-14

    申请号：US13883039

    申请日：2011-11-25

    申请人： Yoshinori Kotani ,  Zuyi Zhang ,  Akira Sugiyama ,  Kenji Takashima ,  Naoyuki Koketsu

    发明人： Yoshinori Kotani ,  Zuyi Zhang ,  Akira Sugiyama ,  Kenji Takashima ,  Naoyuki Koketsu

    IPC分类号： C03C11/00 ,  C03C15/00 ,  C03C17/25

    CPC分类号： C03C11/005 ,  C03C15/00 ,  C03C17/25 ,  C03C2217/228 ,  C03C2217/23 ,  Y10T428/315

    摘要： This invention provides a porous glass with a varied porous structure that shows an excellent optical performance. A method of manufacturing a porous glass comprising: a first step of forming a surface layer containing a boron compound and an alkali metal compound as main ingredients on a matrix glass containing a silicon oxide, a boron oxide and an alkali metal oxide; a second step of heat treatment the matrix glass and the surface layer for phase separation to form a phase-separated glass; and a third step of acid treatment the phase-separated glass to form the porous glass having pores.

    摘要翻译： 本发明提供了具有优异的光学性能的多孔玻璃。 一种制造多孔玻璃的方法，包括：在含有氧化硅，氧化硼和碱金属氧化物的基质玻璃上形成含有硼化合物和碱金属化合物作为主要成分的表面层的第一步骤; 对基体玻璃和表面层进行相分离的热处理以形成相分离玻璃的第二步骤; 以及对相分离玻璃进行酸处理以形成具有孔的多孔玻璃的第三步骤。

    METHOD FOR MANUFACTURING POROUS GLASS, AND METHOD FOR MANUFACTURING OPTICAL ELEMENT
    2.
    发明申请
    METHOD FOR MANUFACTURING POROUS GLASS, AND METHOD FOR MANUFACTURING OPTICAL ELEMENT 有权
    制造多孔玻璃的方法和制造光学元件的方法

    公开(公告)号：US20130333419A1

    公开(公告)日：2013-12-19

    申请号：US14001666

    申请日：2012-02-20

    申请人： Naoyuki Koketsu ,  Zuyi Zhang ,  Yoshinori Kotani ,  Akira Sugiyama ,  Kenji Takashima

    发明人： Naoyuki Koketsu ,  Zuyi Zhang ,  Yoshinori Kotani ,  Akira Sugiyama ,  Kenji Takashima

    IPC分类号： C03C11/00

    CPC分类号： C03C11/005 ,  C03B32/00

    摘要： A method for manufacturing a porous glass includes: forming a phase-separated glass by heating at a temperature in a range of 300 to 500 degrees Celsius for 3 to 50 hours for phase separation of a glass body in which the concentration of SiO2 is 50 to 70 percent by weight, the concentration of B2O3 is 15 to 40 percent by weight, the concentration of Li2O is 1.0 to 8.0 percent by weight, the concentration of Na2O is 2.0 to 8.0 percent by weight, the concentration of K2O is 0.3 to 5.0 percent by weight, the total concentration of Li2O, Na2O, and K2O is 3.5 to 15 percent by weight, and the ratio of the concentration of K2O to the total concentration of Li2O, Na2O, and K2O is 0.10 to 0.30; and forming a porous glass by etching the phase-separated glass.

    摘要翻译： 制造多孔玻璃的方法包括：通过在300〜500℃的温度范围内加热3〜50小时来形成相分离玻璃，使SiO 2的浓度为50的玻璃体的相分离为50〜 70重量％，B 2 O 3的浓度为15〜40重量％，Li 2 O的浓度为1.0〜8.0重量％，Na 2 O的浓度为2.0〜8.0重量％，K 2 O的浓度为0.3〜5.0重量％ ，Li2O，Na2O，K2O的总浓度为3.5〜15重量％，K2O的浓度与Li 2 O，Na 2 O，K 2 O的总浓度的比例为0.10〜0.30， 并通过蚀刻相分离的玻璃形成多孔玻璃。

    POROUS GLASS, METHOD OF MANUFACTURING THE SAME AND OPTICAL ELEMENT
    3.
    发明申请
    POROUS GLASS, METHOD OF MANUFACTURING THE SAME AND OPTICAL ELEMENT 有权
    多孔玻璃，其制造方法和光学元件

    公开(公告)号：US20130224494A1

    公开(公告)日：2013-08-29

    申请号：US13883039

    申请日：2011-11-25

    申请人： Yoshinori Kotani ,  Zuyi Zhang ,  Akira Sugiyama ,  Kenji Takashima ,  Naoyuki Koketsu

    发明人： Yoshinori Kotani ,  Zuyi Zhang ,  Akira Sugiyama ,  Kenji Takashima ,  Naoyuki Koketsu

    IPC分类号： C03C11/00

    CPC分类号： C03C11/005 ,  C03C15/00 ,  C03C17/25 ,  C03C2217/228 ,  C03C2217/23 ,  Y10T428/315

    摘要： This invention provides a porous glass with a varied porous structure that shows an excellent optical performance. A method of manufacturing a porous glass comprising: a first step of forming a surface layer containing a boron compound and an alkali metal compound as main ingredients on a matrix glass containing a silicon oxide, a boron oxide and an alkali metal oxide; a second step of heat treatment the matrix glass and the surface layer for phase separation to form a phase-separated glass; and a third step of acid treatment the phase-separated glass to form the porous glass having pores.

    摘要翻译： 本发明提供了具有优异的光学性能的多孔玻璃。 一种制造多孔玻璃的方法，包括：在含有氧化硅，氧化硼和碱金属氧化物的基质玻璃上形成含有硼化合物和碱金属化合物作为主要成分的表面层的第一步骤; 对基体玻璃和表面层进行相分离的热处理以形成相分离玻璃的第二步骤; 以及对相分离玻璃进行酸处理以形成具有孔的多孔玻璃的第三步骤。

    METHOD FOR PRODUCING POROUS GLASS
    4.
    发明申请
    METHOD FOR PRODUCING POROUS GLASS 审中-公开
    生产多孔玻璃的方法

    公开(公告)号：US20130192306A1

    公开(公告)日：2013-08-01

    申请号：US13876692

    申请日：2011-09-16

    申请人： Akira Sugiyama ,  Zuyi Zhang ,  Yoshinori Kotani ,  Kenji Takashima

    发明人： Akira Sugiyama ,  Zuyi Zhang ,  Yoshinori Kotani ,  Kenji Takashima

    IPC分类号： C03C11/00

    CPC分类号： C03C11/005 ,  C03C3/091

    摘要： There is provided a method for producing a porous glass having high porosity and nanosized pores even at a deeper portion in the glass.A method for producing a porous glass includes the steps of preparing a glass body containing boron, subjecting the glass body to heat treatment for phase separation, and bringing the phase-separated glass body into contact with a boron-containing solution having a boron concentration of 5 to 140 ppm.

    摘要翻译： 提供了即使在玻璃中的较深部分也制造具有高孔隙率和纳米孔的多孔玻璃的方法。 制造多孔玻璃的方法包括以下步骤：制备含有硼的玻璃体，使玻璃体进行相分离热处理，使相分离的玻璃体与硼浓度为 5〜140ppm。

    Method for manufacturing porous glass, and method for manufacturing optical element
    6.
    发明授权
    Method for manufacturing porous glass, and method for manufacturing optical element 有权
    多孔玻璃的制造方法以及光学元件的制造方法

    公开(公告)号：US09162920B2

    公开(公告)日：2015-10-20

    申请号：US14001666

    申请日：2012-02-20

    申请人： Naoyuki Koketsu ,  Zuyi Zhang ,  Yoshinori Kotani ,  Akira Sugiyama ,  Kenji Takashima

    发明人： Naoyuki Koketsu ,  Zuyi Zhang ,  Yoshinori Kotani ,  Akira Sugiyama ,  Kenji Takashima

    IPC分类号： C03C23/00 ,  C03C11/00 ,  C03B32/00

    CPC分类号： C03C11/005 ,  C03B32/00

    摘要： A method for manufacturing a porous glass includes: forming a phase-separated glass by heating at a temperature in a range of 300 to 500 degrees Celsius for 3 to 50 hours for phase separation of a glass body in which the concentration of SiO2 is 50 to 70 percent by weight, the concentration of B2O3 is 15 to 40 percent by weight, the concentration of Li2O is 1.0 to 8.0 percent by weight, the concentration of Na2O is 2.0 to 8.0 percent by weight, the concentration of K2O is 0.3 to 5.0 percent by weight, the total concentration of Li2O, Na2O, and K2O is 3.5 to 15 percent by weight, and the ratio of the concentration of K2O to the total concentration of Li2O, Na2O, and K2O is 0.10 to 0.30; and forming a porous glass by etching the phase-separated glass.

    摘要翻译： 制造多孔玻璃的方法包括：通过在300〜500℃的温度范围内加热3〜50小时来形成相分离玻璃，使SiO 2的浓度为50的玻璃体的相分离为50〜 70重量％，B 2 O 3的浓度为15〜40重量％，Li 2 O的浓度为1.0〜8.0重量％，Na 2 O的浓度为2.0〜8.0重量％，K 2 O的浓度为0.3〜5.0重量％ ，Li2O，Na2O，K2O的总浓度为3.5〜15重量％，K2O的浓度与Li 2 O，Na 2 O，K 2 O的总浓度的比例为0.10〜0.30， 并通过蚀刻相分离的玻璃形成多孔玻璃。

    OPTICAL MEMBER AND IMAGING APPARATUS
    7.
    发明申请
    OPTICAL MEMBER AND IMAGING APPARATUS 审中-公开
    光学会员和成像设备

    公开(公告)号：US20130216775A1

    公开(公告)日：2013-08-22

    申请号：US13881006

    申请日：2011-11-01

    申请人： Akira Sugiyama ,  Zuyi Zhang ,  Yoshinori Kotani ,  Kenji Takashima ,  Naoyuki Koketsu

    发明人： Akira Sugiyama ,  Zuyi Zhang ,  Yoshinori Kotani ,  Kenji Takashima ,  Naoyuki Koketsu

    IPC分类号： C03C17/02

    CPC分类号： C03C17/02 ,  C03C17/006 ,  C03C2217/425 ,  Y10T428/24331

    摘要： Provided is an optical member having high strength, low reflection, and a high transmittance. The optical member includes: a transparent substrate; and a porous glass layer having a spinodal-type porous structure disposed on the transparent substrate, in which at least one of the average pore diameter of a pore formed in the porous glass layer and the average skeleton diameter of a skeleton of the porous glass layer is set so that the optical member has a transmittance of 50% or more in the wavelength region of 450 nm or more and 650 nm or less.

    摘要翻译： 提供了具有高强度，低反射和高透射率的光学构件。 光学构件包括：透明基板; 以及多孔玻璃层，其具有设置在所述透明基板上的旋节多孔结构，其中，形成在所述多孔玻璃层中的孔的平均孔径和所述多孔玻璃层的骨架的平均骨架直径中的至少一个 被设定为使得光学部件在450nm以上且650nm以下的波长区域具有50％以上的透射率。

    POROUS GLASS, METHOD FOR MANUFACTURING POROUS GLASS, OPTICAL MEMBER, AND IMAGE CAPTURE APPARATUS
    8.
    发明申请
    POROUS GLASS, METHOD FOR MANUFACTURING POROUS GLASS, OPTICAL MEMBER, AND IMAGE CAPTURE APPARATUS 审中-公开
    多孔玻璃，制造多孔玻璃，光学构件和图像捕获装置的方法

    公开(公告)号：US20130194483A1

    公开(公告)日：2013-08-01

    申请号：US13877431

    申请日：2011-09-21

    申请人： Kenji Takashima ,  Zuyi Zhang ,  Yoshinori Kotani ,  Akira Sugiyama

    发明人： Kenji Takashima ,  Zuyi Zhang ,  Yoshinori Kotani ,  Akira Sugiyama

    IPC分类号： C03C11/00 ,  G02B1/00

    CPC分类号： C03C11/005 ,  C03B32/00 ,  G02B1/00

    摘要： A porous glass having high strength and a low refractive index, an optical member by using the porous glass, and a method for manufacturing the porous glass are provided. A method for manufacturing a porous glass includes the steps of heat-treating a glass body, which can be phase-separated through heating and which is formed from a plurality of components, at a first temperature to effect the phase separation, heat-treating the glass body, which has been heat-treated at the first temperature, at a second temperature, higher than the first temperature, to effect the phase separation, and bringing the glass body, which has been heat-treated at the second temperature, into contact with an aqueous solution, wherein the total time of the heat treatment time at the first temperature and the heat treatment time at the second temperature is 7 hours or more.

    摘要翻译： 提供了具有高强度和低折射率的多孔玻璃，通过使用多孔玻璃的光学构件以及多孔玻璃的制造方法。 一种多孔玻璃的制造方法，其特征在于，在第一温度下，对通过加热相分离并由多个成分形成的玻璃体进行热处理，进行相分离，热处理 玻璃体，其在第一温度下在比第一温度高的第二温度下进行热分解，以进行相分离，并且使在第二温度下被热处理的玻璃体接触 使用水溶液，其中在第一温度下的热处理时间和第二温度下的热处理时间的总时间为7小时以上。