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1. 发明申请

US20120147517A1 MULTILAYER CERAMIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME 审中-公开
标题翻译：多层陶瓷电容器及其制造方法
公开(公告)号：US20120147517A1
公开(公告)日：2012-06-14
申请号：US13316010
申请日：2011-12-09
申请人： Kang Heon HUR , Byung Gyun Kim , Eun Sang Na , Hye Young Choi , Jai Joon Lee , Kyoung Jin Jun , Doo Young Kim
发明人： Kang Heon HUR , Byung Gyun Kim , Eun Sang Na , Hye Young Choi , Jai Joon Lee , Kyoung Jin Jun , Doo Young Kim
IPC分类号： H01G4/30 , H01G7/00
CPC分类号： H01G4/30 , H01G4/005 , Y10T29/435
摘要： There are provided a multilayer ceramic capacitor and a method of manufacturing the same. The multilayer ceramic capacitor according to the embodiment of the present invention includes a capacitor body in which inner electrodes including a first electrode material and dielectric layers are alternately stacked; a diffusion barrier layer formed on an outer surface of the capacitor body to be electrically connected to the inner electrodes, including the first electrode material, and having a thickness of 1 μm to 10 μm; and a first outer electrode layer formed to cover the diffusion barrier layer and including a second electrode material having a lower reactivity to oxygen than the first electrode material.
摘要翻译：提供了一种多层陶瓷电容器及其制造方法。根据本发明实施例的层叠陶瓷电容器包括电容器主体，其中包括第一电极材料和电介质层的内部电极交替堆叠; 扩散阻挡层，形成在所述电容器主体的外表面上，以与包括所述第一电极材料的所述内部电极电连接，并且具有1μm至10μm的厚度; 以及形成为覆盖扩散阻挡层并且包括具有比第一电极材料具有低的氧反应性的第二电极材料的第一外部电极层。

2. 发明申请

US20110157767A1 MULTILAYER CERAMIC CAPACITOR 有权
标题翻译：多层陶瓷电容器
公开(公告)号：US20110157767A1
公开(公告)日：2011-06-30
申请号：US12882537
申请日：2010-09-15
申请人： Kang Heon HUR , Sang Hoon Kwon , Doo Young Kim , Eun Sang Na , Byung Gyun Kim , Seok Joon Hwang , Kyoung Jin Jun , Hye Young Choi
发明人： Kang Heon HUR , Sang Hoon Kwon , Doo Young Kim , Eun Sang Na , Byung Gyun Kim , Seok Joon Hwang , Kyoung Jin Jun , Hye Young Choi
IPC分类号： H01G4/008 , H01G4/01
CPC分类号： H01G4/008 , H01G4/01
摘要： A multilayer ceramic capacitor is provided. In the multilayer ceramic capacitor, a plurality of first and second inner electrodes are formed inside a ceramic sintered body. Ends of the first and second inner electrodes are alternately exposed to both ends of the ceramic sintered body. First and second outer electrodes are formed on both ends of the ceramic sintered body and connected to the first and second inner electrodes. The first and second outer electrodes include a first region having a porosity in the range of 1% to 10%, and a second region having a porosity less than that of the first region.
摘要翻译：提供了一种多层陶瓷电容器。在多层陶瓷电容器中，在陶瓷烧结体内部形成有多个第一和第二内部电极。第一和第二内部电极的端部交替暴露于陶瓷烧结体的两端。第一外电极和第二外电极形成在陶瓷烧结体的两端并连接到第一和第二内电极。第一和第二外部电极包括孔隙率在1％至10％的范围内的第一区域和具有小于第一区域的孔隙率的第二区域。

3. 发明授权

US08248752B2 Multilayer ceramic capacitor 有权
标题翻译：多层陶瓷电容器
公开(公告)号：US08248752B2
公开(公告)日：2012-08-21
申请号：US12882537
申请日：2010-09-15
申请人： Kang Heon Hur , Sang Hoon Kwon , Doo Young Kim , Eun Sang Na , Byung Gyun Kim , Seok Joon Hwang , Kyoung Jin Jun , Hye Young Choi
发明人： Kang Heon Hur , Sang Hoon Kwon , Doo Young Kim , Eun Sang Na , Byung Gyun Kim , Seok Joon Hwang , Kyoung Jin Jun , Hye Young Choi
IPC分类号： H01G4/06
CPC分类号： H01G4/008 , H01G4/01
摘要： A multilayer ceramic capacitor is provided. In the multilayer ceramic capacitor, a plurality of first and second inner electrodes are formed inside a ceramic sintered body. Ends of the first and second inner electrodes are alternately exposed to both ends of the ceramic sintered body. First and second outer electrodes are formed on both ends of the ceramic sintered body and connected to the first and second inner electrodes. The first and second outer electrodes include a first region having a porosity in the range of 1% to 10%, and a second region having a porosity less than that of the first region.
摘要翻译：提供了一种多层陶瓷电容器。在多层陶瓷电容器中，在陶瓷烧结体内部形成有多个第一和第二内部电极。第一和第二内部电极的端部交替暴露于陶瓷烧结体的两端。第一外电极和第二外电极形成在陶瓷烧结体的两端并连接到第一和第二内电极。第一和第二外部电极包括孔隙率在1％至10％的范围内的第一区域和具有小于第一区域的孔隙率的第二区域。

4. 发明申请

US20110141658A1 MULTILAYER CERAMIC CAPACITOR 审中-公开
标题翻译：多层陶瓷电容器
公开(公告)号：US20110141658A1
公开(公告)日：2011-06-16
申请号：US12852254
申请日：2010-08-06
申请人： Eun Sang NA , Doo Young Kim , Byung Gyun Kim , Hyun Tae Kim , Kyoung Jin Jun , Mi Young Kim , Hye Young Choi
发明人： Eun Sang NA , Doo Young Kim , Byung Gyun Kim , Hyun Tae Kim , Kyoung Jin Jun , Mi Young Kim , Hye Young Choi
IPC分类号： H01G4/06
CPC分类号： H01G4/2325 , H01G4/12 , H01G4/30
摘要： Disclosed is a multilayer ceramic capacitor. The multilayer ceramic capacitor includes a sintered ceramic body, a plurality of first internal electrodes and a plurality of second internal electrodes formed inside the sintered ceramic body, the first and second internal electrodes having ends alternately and respectively exposed to side surfaces of the sintered ceramic body, and first and second external electrodes formed on the side surfaces of the ceramic body and electrically connected to the first and second internal electrodes, the first and second external electrodes each including a plurality of pores with an average pore size of 2 μm to 5 μm and having a porosity of 2% to 10%.
摘要翻译：公开了一种多层陶瓷电容器。多层陶瓷电容器包括烧结陶瓷体，多个第一内部电极和形成在烧结陶瓷体内部的多个第二内部电极，第一和第二内部电极具有交替地并且分别暴露于烧结陶瓷体的侧表面的端部以及形成在陶瓷体的侧面上并电连接到第一和第二内部电极的第一和第二外部电极，第一和第二外部电极各自包括平均孔径为2μm至5μm的多个孔孔隙率为2％〜10％。

5. 发明申请

US20110149471A1 MULTILAYER CERAMIC CAPACITOR AND METHOD OF FABRICATING THE SAME 审中-公开
标题翻译：多层陶瓷电容器及其制造方法
公开(公告)号：US20110149471A1
公开(公告)日：2011-06-23
申请号：US12976500
申请日：2010-12-22
申请人： Kang Heon HUR , Byung Gyun Kim , Sang Hoon Kwon , Doo Young Kim , Hyun Tae Kim , Mi Young Kim , Eun Sang Na , Jae Joon Lee
发明人： Kang Heon HUR , Byung Gyun Kim , Sang Hoon Kwon , Doo Young Kim , Hyun Tae Kim , Mi Young Kim , Eun Sang Na , Jae Joon Lee
IPC分类号： H01G4/12 , H01G7/00
CPC分类号： H01G4/008 , H01G4/012 , H01G4/12 , H01G4/30 , H01G13/00 , Y10T29/43
摘要： There is provided a multilayer ceramic capacitor including: a capacitor main body formed by alternately stacking an internal electrode including an internal electrode-forming material and a dielectric layer; and an external electrode formed on the external surface of the capacitor to be electrically connected to the internal electrode and having an external electrode-forming material, wherein the internal electrode includes a non-diffusion layer including the external electrode-forming material of 2 vol % to 20 vol % and a diffusion layer made of the external electrode-forming material on at least one of the both ends of the non-diffusion layer.The multilayer ceramic capacitor capable of preventing cracking due to the diffusion of electrode materials while stably securing capacitance and the method of fabricating the same can be provided.
摘要翻译：提供了一种多层陶瓷电容器，包括：电容器主体，其通过交替堆叠包括内部电极形成材料和电介质层的内部电极而形成; 以及形成在所述电容器的外表面上以与内部电极电连接并具有外部电极形成材料的外部电极，其中所述内部电极包括包含2体积％的所述外部电极形成材料的非扩散层，至20体积％以及由非扩散层的两端中的至少一方形成的外部电极形成材料的扩散层。可以提供能够防止电极材料的扩散同时稳定地保持电容的开裂的多层陶瓷电容器及其制造方法。

6. 发明申请

US20110149470A1 MULTILAYER CERAMIC CAPACITOR AND MANUFACTURING METHOD THEREOF 审中-公开
标题翻译：多层陶瓷电容器及其制造方法
公开(公告)号：US20110149470A1
公开(公告)日：2011-06-23
申请号：US12974743
申请日：2010-12-21
申请人： Kang Heon Hur , Hyun Tae Kim , Doo Young Kim , Eun Sang Na , Joon Hwan Kwag , Mi Young Kim , Byung Gyun Kim , Byung Jun Jeon
发明人： Kang Heon Hur , Hyun Tae Kim , Doo Young Kim , Eun Sang Na , Joon Hwan Kwag , Mi Young Kim , Byung Gyun Kim , Byung Jun Jeon
IPC分类号： H01G4/12 , H01G7/00
CPC分类号： H01G4/005 , H01G4/12 , H01G4/30 , Y10T29/435
摘要： Provided are a multilayer ceramic capacitor and a manufacturing method thereof, which can stably secure capacitance and prevent cracking caused by the diffusion of an electrode material. The multilayer ceramic capacitor includes a capacitor body where an inner electrode including a first electrode material and a dielectric layer are alternately laminated, and an outer electrode disposed on an outer surface of the capacitor body and electrically connected to the inner electrode, the outer electrode including a second electrode material. A diffusion layer having a length exceeding 1 μm in which the first and second electrode materials are mixed is provided at a region where the inner electrode and the outer electrode are connected to each other.
摘要翻译：提供一种多层陶瓷电容器及其制造方法，其可以稳定地确保电容并且防止由电极材料扩散引起的开裂。多层陶瓷电容器包括电容器主体，其中包括第一电极材料和电介质层的内部电极交替层叠，以及外部电极，设置在电容器主体的外表面上并电连接到内部电极，外部电极包括第二电极材料。在内电极和外电极彼此连接的区域上设置有长度超过1μm的第一和第二电极材料混合的扩散层。

7. 发明授权

US08456799B2 Multilayer ceramic capacitor and method of manufacturing the same 有权
标题翻译：多层陶瓷电容器及其制造方法
公开(公告)号：US08456799B2
公开(公告)日：2013-06-04
申请号：US13033897
申请日：2011-02-24
申请人： Dong Ik Chang , Kang Heon Hur , Doo Young Kim , Ji Hun Jeong
发明人： Dong Ik Chang , Kang Heon Hur , Doo Young Kim , Ji Hun Jeong
IPC分类号： H01G4/30 , H01G4/005 , H01G4/06
CPC分类号： H01G4/012 , H01G4/30 , Y10T29/435
摘要： Disclosed are a multilayer ceramic capacitor and a method of manufacturing the same. The multilayer ceramic capacitor includes a ceramic body having a plurality of dielectric layers stacked on top of each other, at least one internal electrode formed on a corresponding one of the plurality of dielectric layers and having uneven portions formed at an edge thereof, the internal electrode having a connectivity of between 0.7 and 0.9, which is defined by an equation below, and an external electrode formed on an outer surface of the ceramic body and connected with the internal electrode, Z=X−Y/X (Equation) where X denotes a length of a cross-section of the internal electrode in one direction, Y denotes a total length of gaps formed by holes in the cross-section, and Z denotes the connectivity of the internal electrode. The multilayer ceramic capacitor achieves a low crack generation rate and a high level of reliability.
摘要翻译：公开了一种多层陶瓷电容器及其制造方法。多层陶瓷电容器包括：陶瓷体，其具有堆叠在彼此顶部的多个电介质层，至少一个内部电极，形成在所述多个电介质层中的相应一个电介质层上，并且在其边缘形成有不平坦部分，所述内部电极具有由以下等式定义的0.7至0.9的连接性以及形成在陶瓷体的外表面上并与内部电极连接的外部电极，Z = XY / X（等式），其中X表示长度在一个方向上的内部电极的横截面，Y表示横截面中由孔形成的间隙的总长度，Z表示内部电极的连通性。多层陶瓷电容器实现了低裂纹产生率和高可靠性。

8. 发明申请

US20110085277A1 MULTILAYER CHIP CAPACITOR 审中-公开
标题翻译：多层芯片电容器
公开(公告)号：US20110085277A1
公开(公告)日：2011-04-14
申请号：US12694926
申请日：2010-01-27
申请人： Kang Heon HUR , Eun Hyuk Chae , Sung Kwon Wi , Doo Young Kim , Dong Seok Park , Byoung Hwa Lee , Sang Soo Park , Min Cheol Park , Hae Suk Chunk
发明人： Kang Heon HUR , Eun Hyuk Chae , Sung Kwon Wi , Doo Young Kim , Dong Seok Park , Byoung Hwa Lee , Sang Soo Park , Min Cheol Park , Hae Suk Chunk
IPC分类号： H01G4/005 , H01G4/002
CPC分类号： H01G4/005
摘要： A multilayer chip capacitor includes a capacitor body, a plurality of internal electrodes, and a plurality of external electrodes. The capacitor body is formed of a ceramic sintered product and has first and second side surfaces facing each other. The plurality of internal electrodes each of which has two leads extending to the first and second side surfaces of the capacitor body, respectively, are arranged such that the internal electrodes with one polarity and the internal electrodes with the other polarity are alternately stacked inside the capacitor body. The plurality of external electrodes are formed on the first and second side surfaces of the capacitor body along a stacked direction of the internal electrodes such that the external electrodes with one polarity and the external electrodes with the other polarity are alternately arranged on each of the first and second side surfaces, and are connected to the leads.
摘要翻译：多层片状电容器包括电容器本体，多个内部电极和多个外部电极。电容器体由陶瓷烧结体形成，并且具有彼此面对的第一和第二侧面。分别具有分别延伸到电容器本体的第一和第二侧面的两个引线的多个内部电极被布置成使得具有一个极性的内部电极和具有另一个极性的内部电极交替堆叠在电容器内部身体。多个外部电极沿着内部电极的堆叠方向形成在电容器主体的第一和第二侧表面上，使得具有一个极性的外部电极和具有另一个极性的外部电极交替地布置在第一和第二侧表面，并且连接到引线。

9. 发明申请

US20120106025A1 MULTILAYER CERAMIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME 审中-公开
标题翻译：多层陶瓷电容器及其制造方法
公开(公告)号：US20120106025A1
公开(公告)日：2012-05-03
申请号：US13116576
申请日：2011-05-26
申请人： Ji Hun JEONG , Doo Young Kim , Dong Ik Chang , Kang Heon Hur , Sung Ae Kim
发明人： Ji Hun JEONG , Doo Young Kim , Dong Ik Chang , Kang Heon Hur , Sung Ae Kim
IPC分类号： H01G4/30
CPC分类号： H01G4/30 , H01G4/012 , Y10T29/435
摘要： There is provided a multilayer ceramic capacitor and a method of manufacturing the same. There is provided a multilayer ceramic capacitor, including: a ceramic body having a plurality of dielectric layers stacked therein and including a first side and a second side opposite to each other and a third side and a fourth side connected to the first side and the second side; and inner electrode layers formed on the dielectric layers, including electrode drawing parts exposed to the first side or the second side and an electrode main part, and having a length between the electrode main part and the third side of 100 μm or less and a ratio of a length between the electrode drawing part and the third side to the length between the electrode main part and the third side of between 1.2:1 and 1.7:1. The multilayer ceramic capacitor may have improved reliability by suppressing cracks occurring in the ceramic laminate due to thermal impact during a sintering or mounting process.
摘要翻译：提供了一种多层陶瓷电容器及其制造方法。提供了一种多层陶瓷电容器，其包括：陶瓷体，其具有堆叠在其中的多个电介质层，并且包括彼此相对的第一侧和第二侧以及连接到第一侧的第三侧和第四侧，侧; 以及形成在电介质层上的内电极层，包括暴露于第一侧或第二侧的电极引出部分和电极主体，并且电极主体部分和第三侧之间的长度为100μm以下，电极牵引部和第三侧之间的长度与电极主体与第三面之间的长度在1.2:1和1.7:1之间。通过抑制在烧结或安装过程中由于热冲击而在陶瓷层叠体中产生的裂纹，多层陶瓷电容器可以提高可靠性。

10. 发明申请

US20110157768A1 MULTILAYER CERAMIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME 有权
标题翻译：多层陶瓷电容器及其制造方法
公开(公告)号：US20110157768A1
公开(公告)日：2011-06-30
申请号：US12941589
申请日：2010-11-08
申请人： Kang Heon HUR , Doo Young Kim , Mun Su Ha , Chul Seung Lee
发明人： Kang Heon HUR , Doo Young Kim , Mun Su Ha , Chul Seung Lee
IPC分类号： H01G4/12
CPC分类号： H01G4/12 , H01G4/005 , H01G4/008 , H01G4/01 , Y10T29/435
摘要： A multilayer ceramic capacitor and a method of manufacturing the same are provided. The multilayer ceramic capacitor includes a capacitive part, a passivation layer, and first and second outer electrodes. In the capacitive part, a plurality of dielectric layers and a plurality of first and second inner electrodes are alternately laminated, and ends of the first and second inner electrodes are alternately and respectively exposed in a direction of lamination of the dielectric layers. The passivation layer is provided at either or both of the top and bottom surfaces of the capacitive part. The first and second outer electrodes are electrically connected to the first and second inner electrodes exposed in a direction of lamination of the dielectric layers. One or more inner electrodes disposed at both ends in a direction of lamination among the plurality of inner electrodes include oxide represented by Ni—Mg—O.
摘要翻译：提供了一种多层陶瓷电容器及其制造方法。多层陶瓷电容器包括电容部分，钝化层以及第一和第二外部电极。在电容部中，交替层叠多个电介质层和多个第一和第二内部电极，并且第一和第二内部电极的端部沿电介质层的层叠方向交替地分别露出。钝化层设置在电容部分的顶表面和底表面中的一个或两个处。第一和第二外部电极电连接到在电介质层的叠层方向上暴露的第一和第二内部电极。设置在多个内部电极之间的层叠方向的两端的一个或多个内部电极包括由Ni-Mg-O表示的氧化物。

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