CERAMIC FORMING DEVICES WITH A HONEYCOMB STRUCTURE AND METHODS
    1.
    发明申请
    CERAMIC FORMING DEVICES WITH A HONEYCOMB STRUCTURE AND METHODS 审中-公开
    具有蜂窝结构的陶瓷成型装置和方法

    公开(公告)号:WO2013032885A1

    公开(公告)日:2013-03-07

    申请号:PCT/US2012/052208

    申请日:2012-08-24

    Abstract: A ceramic forming device for fusion drawing a glass ribbon includes a honeycomb structure. In further examples, a method of fusion drawing a glass ribbon includes the step of providing a ceramic forming device with a honeycomb structure. Methods of making a ceramic forming device for fusion drawing a glass ribbon include the step of extruding a ceramic-forming batch material through a die member to form a green body with a honeycomb structure including a plurality of walls at least partially defining a plurality of channels extending through the green body. Each of the plurality of walls has a thickness defined between a corresponding pair of the channels from about 0.5 mm to about 30 mm. The methods further include the step of firing the green body to form a fired ceramic body with the honeycomb structure. The methods still further include the step of providing the ceramic forming device with a wedge and a trough at least partially defined by a pair of weirs, wherein the honeycomb structure forms at least a portion of the ceramic forming device.

    Abstract translation: 用于熔融拉制玻璃带的陶瓷成形装置包括蜂窝结构。 在另外的实施例中,熔融拉制玻璃带的方法包括提供具有蜂窝结构的陶瓷成形装置的步骤。 制造用于熔融拉制玻璃带的陶瓷成形装置的方法包括以下步骤:通过模具部件挤出陶瓷成形批料,以形成具有蜂窝结构的生坯,所述蜂窝结构包括至少部分地限定多个通道的多个壁 延伸穿过绿色的身体。 多个壁中的每一个具有限定在约0.5mm至约30mm的相应的一对通道之间的厚度。 该方法还包括烧制生坯以形成具有蜂窝结构的烧制陶瓷体的步骤。 所述方法还包括为陶瓷成型装置提供至少部分地由一对堰定义的楔形物和槽的步骤,其中蜂窝结构形成陶瓷成形装置的至少一部分。

    CERAMIC HOUSING WITH TEXTURE
    2.
    发明申请

    公开(公告)号:WO2019046672A1

    公开(公告)日:2019-03-07

    申请号:PCT/US2018/049007

    申请日:2018-08-31

    Abstract: A housing (102) for a portable electronic device includes a radio frequency transparent polycrystalline ceramic portion comprising a first surface (106) and a second surface (104) parallel to the first surface (106). The radio frequency transparent polycrystalline ceramic portion comprises a macro-texture (210) on at least a portion of the first surface (106), and a predetermined micro-texture (410) is disposed on at least a portion of the macro-texture (210). A method for manufacturing a housing (102) for a portable electronic device includes forming a green ceramic article comprising a first surface (106) and a second surface (104) parallel to the first surface (106), embossing at least a portion of the first surface (106) of the green ceramic article with a macro-texture (210), and sintering the green ceramic article comprising the macro-texture (210) to form a sintered ceramic article. A predetermined micro-texture (410) is disposed on at least a portion of the macro-texture (210).

    METHOD OF TREATING A CERAMIC BODY
    6.
    发明申请
    METHOD OF TREATING A CERAMIC BODY 审中-公开
    陶瓷体的处理方法

    公开(公告)号:WO2016094336A2

    公开(公告)日:2016-06-16

    申请号:PCT/US2015/064358

    申请日:2015-12-08

    Abstract: A method of treating a ceramic body in a glass making process includes delivering a molten glass to a heated ceramic body, the ceramic body including a ceramic phase and an intergranular glass phase, the molten glass being in contact with a surface of the ceramic body. The method further includes contacting the ceramic body with a first electrode and contacting the molten glass with a second electrode. The method further includes applying an electric field between the first electrode and the second electrode to create an electric potential difference across the ceramic body between the first and second electrodes, the electric potential difference being less than an electrolysis threshold of the ceramic phase and the intergranular glass phase. The intergranular glass phase demixes under driven diffusion in the applied electric field and mobile cations in the intergranular glass phase enrich proximate one of the first and second electrode.

    Abstract translation: 在玻璃制造工艺中处理陶瓷体的方法包括将熔融玻璃输送到加热的陶瓷体,陶瓷体包括陶瓷相和晶间玻璃相,熔融玻璃与陶瓷体的表面接触。 该方法还包括使陶瓷体与第一电极接触并使熔融玻璃与第二电极接触。 该方法还包括在第一电极和第二电极之间施加电场以在第一和第二电极之间跨陶瓷体产生电位差,电位差小于陶瓷相和晶间的电解阈值 玻璃相。 在施加的电场中的驱动扩散下的晶间玻璃相分相,并且晶间玻璃相中的移动阳离子在第一和第二电极之一附近富集。

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