公开(公告)号：US08437115B2

公开(公告)日：2013-05-07

申请号：US13478900

申请日：2012-05-23

申请人： Sang Huk Kim ,  Jang Ho Lee ,  Ju Myung Suh ,  Sung Hyuk Choi ,  Jong Hoon Bae ,  Jun Hee Kim ,  Seon Ki Song

发明人： Sang Huk Kim ,  Jang Ho Lee ,  Ju Myung Suh ,  Sung Hyuk Choi ,  Jong Hoon Bae ,  Jun Hee Kim ,  Seon Ki Song

IPC分类号： H01G4/06 ,  H01G4/008

CPC分类号： H01G4/30 ,  H01G4/012 ,  H01G4/1209

摘要： There is provided a multilayer ceramic electronic component, including: a ceramic body including a dielectric layer having an average thickness of 0.6 μm or less; and first and second inner electrode layers within the ceramic body, disposed to face each other with the dielectric layer interposed therebetween, wherein the dielectric layer includes contact dielectric grains in contact with the first or second inner electrode layer and non-contact dielectric grains not in contact with the first or second inner electrode layer, and, when an average thickness of the dielectric layer is defined as td and an average diameter of the contact dielectric grains is defined as De, De/td≦0.35 is satisfied. The multilayer ceramic electronic component has improved continuity of the inner electrode layer, large capacitance, extended accelerated lifespan and excellent reliability.

摘要翻译： 提供了一种多层陶瓷电子部件，其包括：陶瓷体，其包括平均厚度为0.6μm以下的电介质层; 以及陶瓷体内的第一和第二内部电极层，被设置为彼此相对地插入介电层，其中介电层包括与第一或第二内部电极层接触的接触电介质晶粒和不在 与第一或第二内部电极层接触，并且当电介质层的平均厚度被定义为td，并且接触介电晶粒的平均直径被定义为De时，满足De/td@0.35。 多层陶瓷电子部件具有改善的内部电极层的连续性，大的电容，延长的加速寿命和优异的可靠性。

公开(公告)号：US20120307414A1

公开(公告)日：2012-12-06

申请号：US13478540

申请日：2012-05-23

申请人： Sang Huk Kim ,  Hyung Joon Kim ,  Ju Myung Suh ,  Jang Ho Lee ,  Jun Hee Kim ,  Min Gon Lee

发明人： Sang Huk Kim ,  Hyung Joon Kim ,  Ju Myung Suh ,  Jang Ho Lee ,  Jun Hee Kim ,  Min Gon Lee

IPC分类号： H01G4/30

CPC分类号： H01G4/01 ,  H01G4/005 ,  H01G4/12 ,  H01G4/30

摘要： There is provided a multilayer ceramic capacitor, including: a multilayer body having a plurality of dielectric layers and a plurality of internal electrode layers alternately laminated; wherein each internal electrode layer has a width gradually decreases from a center thereof towards both ends thereof in a length direction; and when a width of each internal electrode layer at the ends thereof in the length direction is defined as a minimum width L2 and a width of a portion of a margin portion M in each dielectric layer is defined as a maximum width M2, the portion of the margin portion M having no internal electrode layer present thereon and corresponding to the ends of each internal electrode layer in the length direction, a ratio of M2 to L2 (M2/L2) ranges from 0.2 to 0.3.

摘要翻译： 提供了一种多层陶瓷电容器，其包括：具有交替层叠的多个电介质层和多个内部电极层的多层体; 其中每个内部电极层的宽度从长度方向的中心向其两端逐渐减小; 并且当将每个内部电极层在其长度方向上的端部的宽度定义为最小宽度L2，将每个电介质层中的边缘部分M的一部分的宽度定义为最大宽度M2时， 边缘部M在其上不存在内部电极层，并且与长度方向上的每个内部电极层的端部相对应，M2与L2的比（M2 / L2）为0.2〜0.3。

公开(公告)号：US20120162855A1

公开(公告)日：2012-06-28

申请号：US13167268

申请日：2011-06-23

申请人： Ju Myung SUH ,  Jun Hee Kim ,  Jang Ho Lee

发明人： Ju Myung SUH ,  Jun Hee Kim ,  Jang Ho Lee

IPC分类号： H01G4/008 ,  B05D5/12 ,  H01B1/22

CPC分类号： H01B1/22 ,  H01G4/008

摘要： There are provided a conductive paste composition for an internal electrode, and a multilayer ceramic capacitor comprising the same and a manufacturing method thereof. The conductive paste composition includes a metal powder, a dispersant made of an acrylic polymer having a weight average molecular weight of 500 to 5,000, and at least one organic binder selected from a group consisting of a polyvinylbutyral resin and a cellulose resin. The conductive paste composition for an internal electrode has superior dispersibility of the metal powder in the paste.

摘要翻译： 提供了一种内部电极用导电性糊剂组合物及其制造方法。 导电性糊剂组合物包含金属粉末，由重均分子量为500〜5000的丙烯酸类聚合物制成的分散剂和至少一种选自聚乙烯醇缩丁醛树脂和纤维素树脂的有机粘合剂。 用于内部电极的导电糊组合物具有优异的金属粉末在糊状物中的分散性。

公开(公告)号：US08400753B2

公开(公告)日：2013-03-19

申请号：US13478540

申请日：2012-05-23

申请人： Sang Huk Kim ,  Hyung Joon Kim ,  Ju Myung Suh ,  Jang Ho Lee ,  Jun Hee Kim ,  Min Gon Lee

发明人： Sang Huk Kim ,  Hyung Joon Kim ,  Ju Myung Suh ,  Jang Ho Lee ,  Jun Hee Kim ,  Min Gon Lee

IPC分类号： H01G4/005

CPC分类号： H01G4/01 ,  H01G4/005 ,  H01G4/12 ,  H01G4/30

摘要： There is provided a multilayer ceramic capacitor, including: a multilayer body having a plurality of dielectric layers and a plurality of internal electrode layers alternately laminated; wherein each internal electrode layer has a width gradually decreases from a center thereof towards both ends thereof in a length direction; and when a width of each internal electrode layer at the ends thereof in the length direction is defined as a minimum width L2 and a width of a portion of a margin portion M in each dielectric layer is defined as a maximum width M2, the portion of the margin portion M having no internal electrode layer present thereon and corresponding to the ends of each internal electrode layer in the length direction, a ratio of M2 to L2 (M2/L2) ranges from 0.2 to 0.3.

摘要翻译： 提供了一种多层陶瓷电容器，其包括：具有交替层叠的多个电介质层和多个内部电极层的多层体; 其中每个内部电极层的宽度从长度方向的中心向其两端逐渐减小; 并且当将每个内部电极层在其长度方向上的端部的宽度定义为最小宽度L2，将每个电介质层中的边缘部分M的一部分的宽度定义为最大宽度M2时， 边缘部M在其上不存在内部电极层，并且与长度方向上的每个内部电极层的端部相对应，M2与L2的比（M2 / L2）为0.2〜0.3。

公开(公告)号：US20120147514A1

公开(公告)日：2012-06-14

申请号：US13116526

申请日：2011-05-26

申请人： Ju Myung Suh ,  Jun Hee Kim ,  Jang Ho Lee

发明人： Ju Myung Suh ,  Jun Hee Kim ,  Jang Ho Lee

IPC分类号： H01G4/30 ,  B32B37/06 ,  B32B37/14 ,  C04B35/00 ,  B32B37/02

CPC分类号： H01G4/1209 ,  B32B18/00 ,  B82Y30/00 ,  C04B35/4682 ,  C04B35/6264 ,  C04B35/632 ,  C04B35/6342 ,  C04B35/6365 ,  C04B2235/5445 ,  C04B2235/5454 ,  C04B2235/6025 ,  C04B2235/608 ,  C04B2235/963 ,  C04B2237/346 ,  C04B2237/348 ,  C04B2237/68 ,  C04B2237/704 ,  H01G4/1227 ,  H01G4/1245 ,  H01G4/30

摘要： There are provided a ceramic paste composition for a multilayer ceramic capacitor (MLCC), a multilayer ceramic capacitor comprising the same, and methods of manufacturing the same. The ceramic paste composition for the MLCC includes: a ceramic powder, a first phosphate ester-based dispersant and a second dispersant salt-bonded by a fatty acid and an alkyl amine; a binder including polyvinyl butyral and ethyl cellulose; and a solvent. The ceramic paste composition ceramic powder has a small average particle-diameter and the ceramic powder in the paste has excellent dispersibility.

摘要翻译： 提供了一种用于多层陶瓷电容器（MLCC）的陶瓷糊组合物，包括该陶瓷电容器的多层陶瓷电容器及其制造方法。 用于MLCC的陶瓷糊组合物包括：陶瓷粉末，第一磷酸酯类分散剂和通过脂肪酸和烷基胺键合的第二分散剂盐; 包括聚乙烯醇缩丁醛和乙基纤维素的粘合剂; 和溶剂。 陶瓷糊组合物陶瓷粉末具有小的平均粒径，并且糊料中的陶瓷粉末具有优异的分散性。

公开(公告)号：US20130100578A1

公开(公告)日：2013-04-25

申请号：US13408286

申请日：2012-02-29

申请人： Ju Myung SUH ,  Sang Huk Kim ,  Seon Ki Song ,  Jun Hee Kim ,  Jae Sung Park

发明人： Ju Myung SUH ,  Sang Huk Kim ,  Seon Ki Song ,  Jun Hee Kim ,  Jae Sung Park

IPC分类号： H01G4/12

CPC分类号： H01G4/30 ,  H01G4/012 ,  H01G4/1209

摘要： There is provided a multilayer ceramic electronic part, including: a ceramic body having a plurality of dielectric layers laminated therein; a plurality of inner electrode layers formed on at least one surface of each dielectric layer; and margin dielectric layers formed on a margin part of each dielectric layer, on which the inner electrode layers are not formed, and having a dielectric grain size smaller than that of the dielectric layers.

摘要翻译： 提供了一种多层陶瓷电子部件，包括：陶瓷体，其中层压有多个电介质层; 形成在每个电介质层的至少一个表面上的多个内部电极层; 以及形成在每个电介质层的边缘部分上的边缘电介质层，其上没有形成内部电极层，并且其电介质晶粒尺寸小于电介质层的电介质晶粒尺寸。

公开(公告)号：US20120307417A1

公开(公告)日：2012-12-06

申请号：US13478599

申请日：2012-05-23

申请人： Sang Huk KIM ,  Jae Hun Choe ,  Jae Sung Park ,  Byung Soo Kim ,  Seon Ki Song ,  Jun Hee Kim ,  Ju Myung Suh

发明人： Sang Huk KIM ,  Jae Hun Choe ,  Jae Sung Park ,  Byung Soo Kim ,  Seon Ki Song ,  Jun Hee Kim ,  Ju Myung Suh

IPC分类号： H01G4/12

CPC分类号： H01G4/30 ,  H01G4/012 ,  H01G4/12

摘要： There is provided a multilayer ceramic electronic component including: a lamination main body including a dielectric layer; and a plurality of inner electrode layers formed within the lamination main body and having ends exposed from one or more faces of the laminated main body, wherein when a distance between central portions of adjacent inner electrodes among the plurality of inner electrodes is T1 and a distance between non-exposed edges of the adjacent inner electrodes is T2, the ratio (T2/T1) of T2 to T1 is 0.80 to 0.95.

摘要翻译： 提供了一种多层陶瓷电子部件，其包括：层叠主体，包括电介质层; 以及形成在所述层叠主体内并且具有从所述层叠主体的一个或多个面露出的端部的多个内部电极层，其中，当所述多个内部电极中的相邻内部电极的中心部分之间的距离为T1时， 在相邻的内部电极的非暴露边缘之间为T2，T2与T1的比值（T2 / T1）为0.80〜0.95。

公开(公告)号：US20120048452A1

公开(公告)日：2012-03-01

申请号：US13191053

申请日：2011-07-26

申请人： Ju Myung SUH ,  Won Seop Choi ,  Jong Hoon Bae ,  Jun Hee Kim

发明人： Ju Myung SUH ,  Won Seop Choi ,  Jong Hoon Bae ,  Jun Hee Kim

IPC分类号： C04B35/64 ,  B32B37/02 ,  C04B35/622

CPC分类号： H01G4/30 ,  C04B35/4682 ,  C04B2235/3236 ,  C04B2235/5427 ,  C04B2235/652 ,  H01G4/1209

摘要： There are provided a method of manufacturing a ceramic paste for multilayer ceramic electronic components and a method of manufacturing multilayer ceramic electronic components having the same. According to an exemplary embodiment of the present invention, there is provided a method of manufacturing a ceramic paste for multilayer ceramic electronic components, including: manufacturing a primary mixture in a slurry state by deagglomerating a primary mixture including a ceramic powder and a first solvent; forming the primary mixture into a wet cake state by volatilizing the first solvent; and forming a secondary mixture in a paste state by mixing and dispersing a second solvent having a higher viscosity than that of the first solvent in the primary mixture in the wet cake state.

摘要翻译： 提供了一种多层陶瓷电子部件用陶瓷糊的制造方法以及具有该陶瓷电子部件的多层陶瓷电子部件的制造方法。 根据本发明的示例性实施例，提供了一种制造用于多层陶瓷电子部件的陶瓷浆料的方法，包括：通过使包含陶瓷粉末和第一溶剂的一次混合物解聚而制备浆料状态的初级混合物; 通过挥发第一溶剂将初级混合物形成湿饼状; 以及通过在湿饼状态下混合和分散具有比第一溶剂的粘度高的第二溶剂在第一混合物中的第二种溶剂，从而形成糊状状态的第二混合物。

公开(公告)号：US20130114182A1

公开(公告)日：2013-05-09

申请号：US13407313

申请日：2012-02-28

申请人： Ju Myung SUH ,  Sang Huk Kim ,  Byung Soo Kim ,  Seon Ki Song ,  Jun Hee Kim ,  Jae Sung Park

发明人： Ju Myung SUH ,  Sang Huk Kim ,  Byung Soo Kim ,  Seon Ki Song ,  Jun Hee Kim ,  Jae Sung Park

IPC分类号： H01G4/12

CPC分类号： H01G4/12 ,  H01G4/005 ,  H01G4/018 ,  H01G4/30

摘要： There is provided a multilayer ceramic capacitor, including: a ceramic element having a plurality of dielectric layers stacked therein; a plurality of inner electrode layers formed on each dielectric layer; margin dielectric layers each formed on a margin part of each dielectric layer, on which the inner electrode layers are not formed, the margin dielectric layers having a porosity of 10% or less; and outer electrodes formed on outer surfaces of the ceramic element.

摘要翻译： 提供了一种多层陶瓷电容器，包括：陶瓷元件，其中堆叠有多个电介质层; 形成在各电介质层上的多个内电极层; 每个形成在每个电介质层的边缘部分上的边缘电介质层，其上没有形成内部电极层，所述边缘电介质层的孔隙率为10％以下; 以及形成在陶瓷元件的外表面上的外电极。

公开(公告)号：US08335072B1

公开(公告)日：2012-12-18

申请号：US13478599

申请日：2012-05-23

申请人： Sang Huk Kim ,  Jae Hun Choe ,  Jae Sung Park ,  Byung Soo Kim ,  Seon Ki Song ,  Jun Hee Kim ,  Ju Myung Suh

发明人： Sang Huk Kim ,  Jae Hun Choe ,  Jae Sung Park ,  Byung Soo Kim ,  Seon Ki Song ,  Jun Hee Kim ,  Ju Myung Suh

IPC分类号： H01G4/06 ,  H01G4/005

CPC分类号： H01G4/30 ,  H01G4/012 ,  H01G4/12

摘要： There is provided a multilayer ceramic electronic component including: a lamination main body including a dielectric layer; and a plurality of inner electrode layers formed within the lamination main body and having ends exposed from one or more faces of the laminated main body, wherein when a distance between central portions of adjacent inner electrodes among the plurality of inner electrodes is T1 and a distance between non-exposed edges of the adjacent inner electrodes is T2, the ratio (T2/T1) of T2 to T1 is 0.80 to 0.95.

摘要翻译： 提供了一种多层陶瓷电子部件，其包括：层叠主体，包括电介质层; 以及形成在所述层叠主体内并且具有从所述层叠主体的一个或多个面露出的端部的多个内部电极层，其中，当所述多个内部电极中的相邻内部电极的中心部分之间的距离为T1时， 在相邻的内部电极的非暴露边缘之间为T2，T2与T1的比值（T2 / T1）为0.80〜0.95。