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    • 2. 发明申请
    • MESOPOROUS SILICA PARTICLES AND PREPARATION METHOD THEREOF
    • 多孔二氧化硅颗粒及其制备方法
    • US20080286187A1
    • 2008-11-20
    • US11877250
    • 2007-10-23
    • Jong-Yun KIMSuk Bon YOONYong-Joon PARKMyung Ho LEEKwang-Yong JEE
    • Jong-Yun KIMSuk Bon YOONYong-Joon PARKMyung Ho LEEKwang-Yong JEE
    • C01B33/12
    • C01B37/02
    • Disclosed are mesoporous silica particles and a preparation method thereof, particularly, a method of preparing mesoporous silica particles, including mixing a silica precursor, an alkylamine-based surfactant, and a phosphoric acid-based cosurfactant, thus preparing a mixture solution (a mother liquor); adding or not adding the mixture solution with an acid solution, and conducting stirring, thus providing mesoporous silica particles; and thermally treating the mesoporous silica particles. These mesoporous silica particles are prepared using a phosphoric acid-based cosurfactant for stabilizing the surface of the particles to prevent the aggregation thereof, thereby uniformly distributing the particles. Through a hydrothermal reaction, the mesoporous silica particles have various pore sizes, a large surface area, and a high pore volume, and thus are widely used in catalysts, adsorbents, low dielectrics, and separation and purification processes, and are useful as templates for the preparation of novel porous materials, including porous carbon.
    • 公开了介孔二氧化硅颗粒及其制备方法,特别是制备介孔二氧化硅颗粒的方法,包括混合二氧化硅前体,烷基胺基表面活性剂和磷酸系辅助表面活性剂,从而制备混合溶液(母液 ); 添加或不添加酸溶液混合溶液,进行搅拌,从而提供介孔二氧化硅颗粒; 并对介孔二氧化硅颗粒进行热处理。 这些介孔二氧化硅颗粒使用磷酸系辅助表面活性剂制备,以稳定颗粒的表面以防止其聚集,从而均匀分布颗粒。 通过水热反应,介孔二氧化硅颗粒具有各种孔径,表面积大,孔体积大,因此广泛用于催化剂,吸附剂,低电介质和分离纯化工艺中,可用作模板 新型多孔材料的制备,包括多孔碳。
    • 5. 发明授权
    • Cathode composition for lithium batteries and method of preparing the same
    • 锂电池用阴极组合物及其制备方法
    • US07157072B2
    • 2007-01-02
    • US10886077
    • 2004-07-06
    • Xianglan WuYong Joon ParkKwang Sun RyuSoon Ho Chang
    • Xianglan WuYong Joon ParkKwang Sun RyuSoon Ho Chang
    • C01B13/00
    • H01M4/505C01G45/1221C01G45/1228C01P2002/52C01P2002/72C01P2004/03C01P2006/40H01M4/0471H01M4/485
    • Provided is a cathode composition for lithium secondary battery that includes a lithium-chromium-titanium-manganese oxide that has the formula Li[Li(1-x)/3CrxTi(2/3)yMn2(1-x-y)/3]O2 where 0≦x≦0.3, 0≦y≦0.3 and 0.1≦x+y≦0.3, and layered a-LiFeO2 structure. A method of synthesizing the lithium-chromium-titanium manganese oxide includes preparing a first mixed solution by dispersing titanium dioxide (TiO2) in a mixed solution of chrome acetate (Cr3(OH)2(CH3CO2)7) and manganese acetate ((CH3CO2)2Mn.4H2O), adding a lithium hydroxide (LiOH) solution to the first mixed solution to obtain homogeneous precipitates, forming precursor powder that has the formula Li[Li(1-x)/3CrxTi(2/3)yMn2(1-x-y)/3]O2 where 0≦x≦0.3, 0≦y≦0.3 and 0.1≦x+y≦0.3 by heating the homogeneous precipitates, and heating the precursor powder to form oxide powder having a layered structure.
    • 本发明提供一种锂二次电池用阴极组合物,其特征在于,具有式Li [Li(1-x)/ 3 Ti(2/3)y Mn 2(1-xy)/ 3 O 2其中0 <= x <= 0.3,0 <= y <= 0.3和0.1 <= x + y <= 0.3,层叠a-LiFeO 2结构。 合成锂 - 铬 - 钛锰氧化物的方法包括通过将二氧化钛(TiO 2)在乙酸铬(Cr 3 O 3)的混合溶液中分散来制备第一混合溶液, (OH)2(CH 3 CO 2)7)和乙酸锰((CH 3) 将第一混合溶液中的氢氧化锂(LiOH)溶液加入到第二混合溶液中,向第二混合溶液中加入氢氧化锂(LiOH) 获得均匀的沉淀物,形成具有式Li [Li(1-x)/ 3 Cr x Ti(2/3)y Mn 2(1-xy)/ 3 O 2其中0 <= x <= 0.3,0 <= y <0.3和0.1 <= x + y 通过加热均匀的沉淀物,加热前体粉末形成具有层状结构的氧化物粉末,使其为<= 0.3。
    • 9. 发明申请
    • CAMERA MODULE
    • 相机模块
    • US20130321937A1
    • 2013-12-05
    • US13801031
    • 2013-03-13
    • Jae Ho BAIKWon Seob OHHoon HEOJung Seok LEEJae Hyuk LEEYong Joon PARKJung Wook HWANG
    • Jae Ho BAIKWon Seob OHHoon HEOJung Seok LEEJae Hyuk LEEYong Joon PARKJung Wook HWANG
    • G02B7/04
    • G03B3/10G02B7/04G02B7/08
    • Disclosed herein is a camera module in which a movement of a magnet is controlled by only magnetic force between the magnet and a yoke without a spring for controlling the movement of the magnet which operates up and down. The camera module includes: a lens module; and a main frame supporting the lens module and allowing the lens module to be driven in an optical axis direction, wherein the lens module includes: a lens assembly including a plurality of lenses; and a magnet fixed to one side of the lens module, and the main frame includes: a coil facing the magnet, fixed to one side within the main frame, and generating an electric field as power is applied thereto; and a yoke disposed to face the magnet with the main frame and the coil interposed therebetween and controlling driving of the lens module by attraction with the magnet.
    • 这里公开了一种相机模块,其中磁体的运动仅通过磁体和磁轭之间的磁力来控制,而没有用于控制上下运行的磁体的运动的弹簧。 相机模块包括:镜头模块; 以及支撑所述透镜模块并允许所述透镜模块沿光轴方向驱动的主框架,其中,所述透镜模块包括:透镜组件,包括多个透镜; 以及固定在透镜模块的一侧的磁体,主框架包括:面向磁体的线圈,固定在主框架内的一侧,并且在施加电力时产生电场; 以及设置成与所述主框架和所述线圈相对的磁体的磁轭,并且通过与所述磁体的吸引来控制所述透镜组件的驱动。
    • 10. 发明授权
    • Device for on-site measurement of concentration of uranium in high temperature molten salts
    • 用于现场测量高温熔盐中铀浓度的装置
    • US08493561B2
    • 2013-07-23
    • US12977530
    • 2010-12-23
    • Yong Joon ParkSang Eun BaeYoung-Hwan ChoKyuseok Song
    • Yong Joon ParkSang Eun BaeYoung-Hwan ChoKyuseok Song
    • G01J3/28
    • G01N21/31G01N21/0303G01N21/8507G01N2021/8528G01N2201/0846G21C17/06
    • A device for on-site measurement of concentration of uranium in high temperature molten salts is provided. More particularly, this device can be directly applied to a pyroprocess for reusing spent nuclear fuel and determine concentration of uranium 3+ and 4+ chemical species using ultraviolet-visible light absorption spectrometry. The device includes first and second optical waveguides submerged in molten salts including uranium through a port formed at an upper side of a pyrochemical process apparatus; a lengthwise driver installed at the port to be operated to adjust a distance between the optical waveguides; a light source for supplying light to the second optical waveguide as any one of the optical waveguides; and a spectrometer connected to the first optical waveguide as the other one of the optical waveguides to analyze the light emitted from the second optical waveguide and introduced through the first optical waveguide via the molten salts.
    • 提供了用于现场测量高温熔盐中铀浓度的装置。 更具体地,该装置可以直接应用于用于再利用废核燃料的焦点处理,并使用紫外 - 可见光吸收光谱法确定铀3+和4+化学物质的浓度。 该装置包括浸没在熔融盐中的第一和第二光波导,包括通过形成在焦化工艺装置上侧的端口的铀; 安装在要操作的端口处的纵向驱动器,以调节光波导之间的距离; 用于向所述第二光波导提供光作为任何一个所述光波导的光源; 以及连接到第一光波导的光谱仪,作为另一个光波导,用于分析从第二光波导发射并经由熔融盐引入第一光波导的光。