METHOD OF MANUFACTURING GLASS PREFORM
    102.
    发明申请
    METHOD OF MANUFACTURING GLASS PREFORM 有权
    制造玻璃预制件的方法

    公开(公告)号:US20130251322A1

    公开(公告)日:2013-09-26

    申请号:US13849319

    申请日:2013-03-22

    Applicant: FUJIKURA LTD.

    Abstract: A method of manufacturing a glass preform is provided. The method including, vaporizing an alkali metal compound or an alkali earth metal compound and being brought the alkali metal compound or the alkali earth metal compound into contact with a hydroxyl group on a surface of porous silica glass and dehydrating the porous silica glass, and sintering the dehydrated porous silica glass and forming a transparent glass body.

    Abstract translation: 提供一种制造玻璃预制件的方法。 该方法包括使碱金属化合物或碱土金属化合物蒸发,并使碱金属化合物或碱土金属化合物与多孔二氧化硅玻璃表面的羟基接触并使多孔石英玻璃脱水,并烧结 脱水多孔石英玻璃,形成透明玻璃体。

    SILICA CONTAINER AND METHOD FOR PRODUCING THE SAME
    103.
    发明申请
    SILICA CONTAINER AND METHOD FOR PRODUCING THE SAME 审中-公开
    二氧化硅容器及其制造方法

    公开(公告)号:US20130248408A1

    公开(公告)日:2013-09-26

    申请号:US13861700

    申请日:2013-04-12

    Abstract: A silica container contains a substrate having a rotational symmetry, containing mainly a silica, and gaseous bubbles in a peripheral part of the substrate; a transparent silica glass in an inner peripheral part of the substrate; and an inner layer, formed on an inner surface of the substrate and containing a transparent silica glass; wherein the substrate contains Li, Na, and K in a total concentration of 50 or less ppm by weight; the substrate has a linear light transmittance of 91.8% to 93.2% at a light wavelength of 600 nm; the inner layer contains Li, Na, and K in a total concentration of 100 or less ppb by weight and at least one of Ca, Sr, and Ba in a total concentration of 50 to 2000 ppm by weight; and the inner layer has a linear light transmittance of 91.8% to 93.2% at a light wavelength of 600 nm.

    Abstract translation: 二氧化硅容器包含具有旋转对称性的基材,主要含有二氧化硅,并且在基板的周边部分含有气泡; 在基板的内周部分中的透明石英玻璃; 以及形成在所述基板的内表面上并且包含透明石英玻璃的内层; 其中所述基材含有总重量为50重量%以下的Li,Na和K; 基板在600nm的光波长下的线性透光率为91.8%〜93.2% 内层含有总重量为100重量%以下的Li,Na和K,总重量为50〜2000重量ppm的Ca,Sr,Ba中的至少一种。 并且内层在600nm的光波长下的线性透光率为91.8%〜93.2%。

Patent Agency Ranking