Method of fabricating preform for holey optical fiber
    3.
    发明申请
    Method of fabricating preform for holey optical fiber 审中-公开
    多孔光纤预制棒的制造方法

    公开(公告)号:US20050193774A1

    公开(公告)日:2005-09-08

    申请号:US10933104

    申请日:2004-09-02

    摘要: A method of fabricating a preform for a holey optical fiber, which prevents gel tubes from cracking includes the steps of: (a) forming sol using a starting material of silica glass; (b) pouring the silica glass in the sol state produced in step (a) into a plurality of molds, and gelating the silica glass to form a plurality of gel tubes, each having one air hole; (c) drying the gel tubes after removing the plurality of gel tubes from the individual molds; (d) applying a heat treatment of the gel tubes dried in step (c) to remove moisture and impurities contained in the gel tubes; (e) stacking the gel tubes, which have been subjected to heat treatment in step (d), in a predetermined array; and (f) sintering the stacked gel tubes, thereby vitrifying the gel tubes.

    摘要翻译: 一种防止凝胶管破裂的多孔光纤预制件的制造方法包括以下步骤:(a)使用二氧化硅玻璃原料形成溶胶; (b)将在步骤(a)中制备的溶胶状态的二氧化硅玻璃倒入多个模具中,凝胶化石英玻璃以形成多个凝胶管,每个凝胶管具有一个气孔; (c)在从各个模具中取出多个凝胶管之后干燥凝胶管; (d)对在步骤(c)中干燥的凝胶管进行热处理以除去凝胶管中所含的水分和杂质; (e)以预定的阵列堆叠在步骤(d)中进行了热处理的凝胶管; 和(f)烧结层叠的凝胶管,由此玻璃化凝胶管。

    Process for producing holey fiber preform
    4.
    发明申请
    Process for producing holey fiber preform 审中-公开
    多孔纤维预制棒的生产工艺

    公开(公告)号:US20050178160A1

    公开(公告)日:2005-08-18

    申请号:US10939791

    申请日:2004-09-13

    摘要: Disclosed is a process for producing a holey fiber preform through a sol-gel molding method. The process comprises the steps of: (a) expanding a plurality of elongated tubes, wherein the tubes can be expanded/contracted by control of pressure in the tubes, (b) positioning the expanded tubes in the mold in a predetermined arrangement; (c) introducing a sol gel into the mold; (d) separating the gel from the mold, and contracting the tubes to form elongated air holes in the gel; and (e) removing the tubes. In the process, the tubes for forming air holes can be removed with no impact on the dried gel.

    摘要翻译: 公开了一种通过溶胶 - 凝胶成型方法制造多孔纤维预型体的方法。 该方法包括以下步骤:(a)扩展多根细长的管,其中通过控制管中的压力来扩张/收缩管,(b)以预定布置将膨胀管定位在模具中; (c)将溶胶凝胶引入模具中; (d)将凝胶与模具分离,并收缩管以在凝胶中形成细长的空气孔; 和(e)去除管。 在此过程中,用于形成空气孔的管可以被去除,而不影响干燥的凝胶。

    Fabrication method and device for porous optical fiber preform
    5.
    发明申请
    Fabrication method and device for porous optical fiber preform 审中-公开
    多孔光纤预制棒的制造方法和装置

    公开(公告)号:US20050144984A1

    公开(公告)日:2005-07-07

    申请号:US10922388

    申请日:2004-08-19

    IPC分类号: C03B37/018 C03B37/014

    摘要: Disclosed are fabrication method and device for a porous optical fiber preform. The fabrication method includes the steps of (a) rotating one or more rotating disks in a deposition furnace, wherein a plurality of shoot rods are coupled to the one or more rotating disks and spaced at predetermined intervals along a circumferential direction of the one or more rotating disks; (b) supplying a raw material in a gaseous state into the deposition furnace to deposit the raw material onto the shoot rods; (c) after the formation of a silica shoot by deposition of the raw material on the shoot rods, eliminating the shoot rods from silica shoot; and (d) sintering the silica shoot from which the shoot rods are eliminated.

    摘要翻译: 公开了用于多孔光纤预制件的制造方法和装置。 制造方法包括以下步骤:(a)在沉积炉中旋转一个或多个旋转盘,其中多个射击杆联接到一个或多个旋转盘并且沿着一个或多个旋转盘的圆周方向以预定间隔隔开 旋转盘; (b)将气态原料供应到沉积炉中,以将原料沉积到射棒上; (c)通过将原料沉积在枝条上形成二氧化硅丸后,从二氧化硅丸中除去枝条; 和(d)烧结除去芽棒的二氧化硅芽。

    Ultrasonic dispersion apparatus for silica sol
    6.
    发明授权
    Ultrasonic dispersion apparatus for silica sol 失效
    硅溶胶超声波分散装置

    公开(公告)号:US06438998B1

    公开(公告)日:2002-08-27

    申请号:US09639333

    申请日:2000-08-16

    IPC分类号: C03B37016

    摘要: Disclosed are apparatus and method for ultrasonically dispersing a silica sol such as is used in a process of manufacturing a silica glass by a sol-gel method. The apparatus includes a sol feeder for holding a sol to be dispersed, a sol container for containing the ultrasonically dispersed sol, a medium tank having a liquid-phase ultrasonic medium, an ultrasonic vibrator for generating ultrasonic waves within the tank, and a sol pipe for providing a sol feeding path connecting the sol feeder and the sol container to each other, the sol pipe having a portion submerged under the ultrasonic medium in the medium tank. The portion of the sol pipe submerged under the ultrasonic medium has a shape bent in a zigzagged fashion.

    摘要翻译: 公开了通过溶胶 - 凝胶法在石英玻璃的制造方法中使用的二氧化硅溶胶的超声波分散装置和方法。 该装置包括用于保持待分散的溶胶的溶胶进料器,用于容纳超声波分散的溶胶的溶胶容器,具有液相超声波介质的介质罐,在罐内产生超声波的超声波振动器,以及溶胶管 为了提供将溶胶进料器和溶胶容器彼此连接的溶胶进料路径,溶胶管具有浸没在介质槽内的超声介质下的部分。 浸没在超声波介质下的溶胶管的部分具有以锯齿形的方式弯曲的形状。

    Sol-Gel method and method for manufacturing optical crystal fiber using the same
    8.
    发明申请
    Sol-Gel method and method for manufacturing optical crystal fiber using the same 审中-公开
    溶胶凝胶法及其制造方法

    公开(公告)号:US20060081012A1

    公开(公告)日:2006-04-20

    申请号:US11216310

    申请日:2005-08-31

    IPC分类号: C03B37/016

    摘要: A sol-gel process is disclosed. The process includes the steps of creating a sol by dispersing an organic binder having Si—O backbone structure into de-ionized water together with fumed silica, injecting the dispersed sol into a mold to form a gel, drying the gel, removing organic substances remaining in the gel, removing impurities remaining in the gel and OH radicals, and heating the gel at a temperature to improve the consolidation of the gel.

    摘要翻译: 公开了溶胶 - 凝胶法。 该方法包括以下步骤:通过将具有Si-O骨架结构的有机粘合剂与热解法二氧化硅一起分散到去离子水中来形成溶胶,将分散的溶胶注入模具中以形成凝胶,干燥凝胶,除去剩余的有机物质 在凝胶中,除去残留在凝胶中的杂质和OH自由基,并在一定温度下加热凝胶以改善凝胶的固结。

    Method for fabricating silica glass containing Bi and Ti using a sol-gel process
    9.
    发明授权
    Method for fabricating silica glass containing Bi and Ti using a sol-gel process 有权
    使用溶胶 - 凝胶法制备含有Bi和Ti的石英玻璃的方法

    公开(公告)号:US07305851B2

    公开(公告)日:2007-12-11

    申请号:US10919732

    申请日:2004-08-17

    IPC分类号: C03B8/02

    摘要: A method for fabricating silica glass is disclosed. The method includes the steps of (a) hydrolyzing silicon alkoxide; (b) hydrolyzing heterometal alkoxide containing Bi and Ti components; (c) mixing a solution containing hydrolyzed products of the silicon alkoxide and a solution containing hydrolyzed products of the heterometal alkoxide, thus forming a mixed solution; (d) molding gel by pouring the mixed solution into a forming mold; (e) drying the molded gel; and (e) performing heat-treatment of the dried gel so as to vitrify the gel.

    摘要翻译: 公开了一种制造石英玻璃的方法。 该方法包括以下步骤:(a)水解硅醇盐; (b)水解含有Bi和Ti组分的异金属醇盐; (c)将含有硅醇盐的水解产物的溶液和含有异金属醇盐的水解产物的溶液混合,从而形成混合溶液; (d)通过将混合溶液倒入成形模中成型凝胶; (e)干燥模制的凝胶; 和(e)对干燥的凝胶进行热处理以使凝胶玻璃化。

    Apparatus for manufacturing photonic crystal fiber preform
    10.
    发明申请
    Apparatus for manufacturing photonic crystal fiber preform 审中-公开
    用于制造光子晶体光纤预制件的装置

    公开(公告)号:US20060086149A1

    公开(公告)日:2006-04-27

    申请号:US11216865

    申请日:2005-08-31

    IPC分类号: C03B37/075 C03B37/016

    摘要: An apparatus for manufacturing a photonic crystal fiber preform having a plurality of holes that extend in a lengthwise direction of the photonic crystal fiber perform is disclosed. The apparatus includes a housing for receiving a raw material for the photonic crystal fiber perform, a first support section arranged at an upper part of the housing; a second support section arranged at a lower part of the housing, and a plurality of pins supported by the first and second support sections. At least a portion of each pin is positioned in the housing. The apparatus also includes a vacuum pump for vacuumizing the interior of the housing; a first pipe connected to the lower part of the housing to introduce the raw material into the housing; and a first valve installed on the first pipe to open and close the first pipe.

    摘要翻译: 公开了一种用于制造具有沿光子晶体光纤的长度方向延伸的多个孔的光子晶体光纤预制件的装置。 该装置包括用于接收用于光子晶体光纤的原材料的壳体,布置在壳体的上部的第一支撑部分; 布置在壳体的下部的第二支撑部分和由第一和第二支撑部分支撑的多个销。 每个销的至少一部分定位在壳体中。 该装置还包括一个真空泵,用于抽真空壳体的内部; 连接到所述壳体的下部以将所述原料引入所述壳体中的第一管; 以及安装在第一管上以打开和关闭第一管的第一阀。