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    • 2. 发明申请
    • Secondary Battery Containing an Organic Polymer Electrode Additive Capable of Oxidation-Reduction Reaction
    • US20220320513A1
    • 2022-10-06
    • US17325250
    • 2021-05-20
    • Jae Kwang Kim
    • Jae Kwang Kim
    • H01M4/60H01M4/505H01M4/525H01M4/62
    • Inorganic-based lithium mixed electrode materials have a low charge transfer rate and thus have poor fast charging or discharging characteristics. Positive electrode active materials include LCO (lithium cobalt oxide, LiCoO2), NCM (nickel cobalt manganese, Li(NiCoMn)O2), NCA(nickel cobalt aluminum, Li(NiCoAl)O2), LMO(lithium manganese oxide, LiMn2O4), LFP(Lithium iron phosphate, LiFePO4), etc. High nickel technology is attracting attention because if nickel is used a lot, the capacity of lithium ions can be increased. However, as the content of nickel increases, the reactivity increases, resulting in a risk of explosion of the battery and deterioration in cycle life characteristics. As the negative active material, carbon, transition metal oxide, nickel metal, silicon-nickel alloy, and the like may be used. As the carbon, natural graphite, artificial graphite, soft carbon, hard carbon, etc. can be used. As the transition metal oxide, Co3O4, CoO, FeO, NiO, and the like can be used.
      The present invention adds a polymer additive containing free radicals in the molecular structure to the electrode to solve the problems of the existing secondary battery. The polymer additive contains free radicals and undergoes an oxidation-reduction reaction through ionic interactions. When this polymer additive is included in the electrode, the fast charging and fast discharging characteristics are improved, and the stability of the electrode is improved. When the stability of the electrode is improved, the cycle life characteristics of the electrode are improved. Because the polymer additive participates in the electrochemical reaction, it increases the practical capacity of nickel. When dissolved in a solvent, the polymer additive can increase the viscosity and act as a binder.
    • 5. 发明授权
    • Solid electrolytic capacitor and method for preparing the same
    • 固体电解电容器及其制备方法
    • US08289678B2
    • 2012-10-16
    • US12191845
    • 2008-08-14
    • Jae Kwang KimKwan Hyeong KimChong Hoon Pak
    • Jae Kwang KimKwan Hyeong KimChong Hoon Pak
    • H01G9/04H01G9/15
    • H01G9/012H01G9/0425H01G9/08H01G9/15Y10T29/417
    • The present invention relates to a solid electrolytic capacitor and a method for preparing the same.There is provided a solid electrolytic capacitor in accordance with the invention including a capacitor element with anode polarity therein and a cathode layer formed on an outer surface thereof; an anode wire with an end portion protruding on one surface of the capacitor element; a cathode lead layer formed on the other surface the capacitor element; a molding part surrounding the capacitor element to expose the protruding end portion of the anode wire and an end portion of the cathode lead layer; and an anode terminal and a cathode terminal formed by a plating layer at both sides of the molding part. It is possible to save preparation cost by simplifying a structure and a preparation process of the solid electrolytic capacitor.
    • 固体电解电容器及其制备方法技术领域本发明涉及固体电解电容器及其制备方法。 提供了根据本发明的固体电解电容器,其包括具有阳极极性的电容器元件和在其外表面上形成的阴极层; 阳极线,其端部突出在所述电容器元件的一个表面上; 形成在所述电容器元件的另一个表面上的阴极引线层; 围绕所述电容器元件暴露所述阳极线的突出端部和所述阴极引线层的端部的成型部; 以及由成型部的两侧的镀层形成的阳极端子和阴极端子。 通过简化固体电解电容器的结构和制备工艺,可以节省制备成本。
    • 7. 发明授权
    • Solid electrolytic capacitor with increased capacitance
    • 具有增加电容的固体电解电容器
    • US08179665B2
    • 2012-05-15
    • US12371335
    • 2009-02-13
    • Jae Kwang KimKwan Hyeong KimChong Hoon Pak
    • Jae Kwang KimKwan Hyeong KimChong Hoon Pak
    • H01G4/228H01G9/10H01G9/04H05K5/03
    • H01G9/012H01G9/15
    • A solid electrolytic capacitor includes a capacitor element surrounded with a cathode layer, an anode wire inserted into the capacitor element, a cathode terminal electrically connected to the capacitor element by being positioned at one side below the capacitor element, an anode terminal defining a space between the capacitor element and a top surface thereof and is electrically connected to the anode wire by being positioned at the other side below the capacitor element, a conductive paste coated being thicker toward an inside of the capacitor element, thereby electrically connecting the capacitor element to the cathode terminal and broadening the space, and a fixing film closely coupled to a bottom surface of the conductive paste. A molding unit wraps the capacitor element and the fixing film in a state of closely adhering the conductive paste and the cathode terminal to top and bottom surfaces of the fixing film, respectively.
    • 固体电解电容器包括被阴极层包围的电容器元件,插入到电容器元件中的阳极线,通过位于电容器元件下方一侧电连接到电容器元件的阴极端子,阳极端子限定 电容器元件及其顶表面,并且通过位于电容器元件下方的另一侧而与阳极线电连接,涂覆的导电浆料朝向电容器元件的内部较厚,从而将电容器元件电连接到 阴极端子和扩大空间,以及紧密耦合到导电浆料的底表面的定影膜。 成型单元将电容器元件和定影膜分别包裹在定影膜的顶面和底面的状态下,将导电膏和阴极端子紧密地粘合。
    • 8. 发明授权
    • Backlight assembly and liquid crystal display apparatus having the same
    • 背光组件和具有该背光组件的液晶显示装置
    • US07982825B2
    • 2011-07-19
    • US11626437
    • 2007-01-24
    • Jae-Kwang KimHwan-Jin Kim
    • Jae-Kwang KimHwan-Jin Kim
    • G02F1/13357G09F13/04
    • G02B6/0021G02B6/0016G02B6/0091G02F1/133615
    • A backlight assembly includes a light-guiding plate and a light-generating member. The light-guiding plate has a lower surface, an upper surface and a side surface at which a combining recess is formed. The light-generating member includes a light source and a body. The combining recess has a first side surface, a second side surface facing the first side surface and a light-entering surface connected to the first and second side surfaces. A first width of the combining recess adjacent to the side surface of the light-guiding plate is smaller than a second width of the combining recess adjacent to the light-entering surface. Moreover, at least a portion of the body of the light-generating member is for being inserted into the combining recess.
    • 背光组件包括导光板和发光元件。 导光板具有形成组合凹部的下表面,上表面和侧表面。 光产生部件包括光源和主体。 组合凹部具有第一侧表面,面向第一侧表面的第二侧表面和连接到第一和第二侧表面的光入射表面。 与导光板的侧面相邻的合成凹部的第一宽度小于与光入射表面相邻的合并凹部的第二宽度。 此外,发光部件的主体的至少一部分被插入合成凹部中。