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1.发明授权Dielectric ceramic composition, dielectric material and multilayer ceramic capacitor including the same 有权介电陶瓷组合物，介电材料和包括其的多层陶瓷电容器公开(公告)号：US09422197B2
公开(公告)日：2016-08-23
申请号：US14678519
申请日：2015-04-03
发明人： Seok Hyun Yoon , Yun Jung Park , Doo Young Kim , Song Je Jeon , Chang Hoon Kim
IPC分类号： C04B35/468 , H01G4/12 , H01G4/30 , H01G4/224
CPC分类号： C04B35/4682 , C04B35/62685 , C04B2235/3206 , C04B2235/3208 , C04B2235/3215 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3236 , C04B2235/3239 , C04B2235/3241 , C04B2235/3248 , C04B2235/3267 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/3418 , C04B2235/36 , C04B2235/6582 , C04B2235/80 , H01G4/1227 , H01G4/224 , H01G4/30
摘要： There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein in an XRD analysis of a sintered body obtained by sintering the dielectric ceramic composition, when a (110) peak of BaTiO3 is set as 1.00, a ratio of a peak of pyrochlore (RE2Ti2O7) at about 30.5 degrees with respect to the (110) peak of BaTiO3 satisfies 0.02 or less, where RE is at least one of Y, Dy, Ho, Sm, Gd, Er, La, Ce, Nd, Tb, and Pr.
摘要翻译： 提供了一种介电陶瓷组合物，其包括：主要成分（钛酸钡基基材）; 和次要组分，其中在通过烧结介电陶瓷组合物获得的烧结体的XRD分析中，当BaTiO 3的（110）峰值设定为1.00时，烧绿石的峰值（RE 2 Ti 2 O 7）与约30.5度的比例与 相对于BaTiO 3的（110）峰满足0.02以下，其中RE为Y，Dy，Ho，Sm，Gd，Er，La，Ce，Nd，Tb和Pr中的至少一种。
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公开(公告)号：US11618716B2
公开(公告)日：2023-04-04
申请号：US16836143
申请日：2020-03-31
发明人： Chang Geon Lee , Hae Suk Chung , Yoon Soo Park , Dong Jun Jung , Yun Jung Park
IPC分类号： C04B35/468 , H01G4/12 , C04B35/628 , C04B35/64 , H01G4/012 , H01G4/248 , H01G4/30
摘要： A manufacturing method of a dielectric ceramic composition includes attaching a reactive functional group to a surface of a base material powder particle of a perovskite structure.
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公开(公告)号：US11538630B2
公开(公告)日：2022-12-27
申请号：US16864728
申请日：2020-05-01
IPC分类号： H01G4/12 , H01G4/30 , H01G4/012 , C04B35/626
摘要： A method of producing a core-shell particle includes introducing a barium titanate-based base powder and an additive to a reactor, and exposing the barium titanate-based base powder and the additive to a thermal plasma torch to obtain core-shell particles including a core portion having barium titanate (BaTiO3) and a shell portion including the additive and formed on a surface of the core portion.
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4.发明申请DIELECTRIC CERAMIC COMPOSITION, DIELECTRIC MATERIAL AND MULTILAYER CERAMIC CAPACITOR INCLUDING THE SAME 有权介电陶瓷组合物，电介质材料和多层陶瓷电容器，包括它们公开(公告)号：US20160172107A1
公开(公告)日：2016-06-16
申请号：US14699805
申请日：2015-04-29
发明人： Seok Hyun YOON , Yun Jung Park , Doo Young KIM , Song Je JEON , Chang Hoon KIM
IPC分类号： H01G4/12 , H01G4/01 , H01G4/224 , C04B35/468 , H01G4/30
CPC分类号： H01G4/30 , C04B35/4682 , C04B2235/3206 , C04B2235/3208 , C04B2235/3215 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3239 , C04B2235/3241 , C04B2235/3248 , C04B2235/3262 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/3418 , C04B2235/36 , C04B2235/442 , C04B2235/80 , H01G4/1227
摘要： There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein the dielectric ceramic composition is sintered to form a sintered body having a fine structure, the fine structure includes first crystal grains in which a Ca content is lower than 2.5 mol % and second crystal grains in which a Ca content is between 2.5 mol % to 13.5 mol %, and the second crystal grains have a cross-sectional area ratio of 30% to 80% on the basis of 100% of an overall cross-sectional area of the fine structure.
摘要翻译： 提供了一种介电陶瓷组合物，其包括：主要成分（钛酸钡基基材）; 和次要组分，其中将所述介电陶瓷组合物烧结以形成具有精细结构的烧结体，所述精细结构包括Ca含量低于2.5摩尔％的第一晶粒和Ca含量为 在2.5mol％至13.5mol％之间，并且第二晶粒基于精细结构的总横截面面积的100％具有30％至80％的横截面积比。
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公开(公告)号：US09984825B2
公开(公告)日：2018-05-29
申请号：US15229641
申请日：2016-08-05
发明人： Yun Jung Park , Seok Hyun Yoon , Hyoung Uk Kim , Chang Hoon Kim , Doo Young Kim
IPC分类号： C04B35/626 , H01G4/30 , H01G4/12 , C04B35/468 , B32B18/00
CPC分类号： H01G4/30 , B32B18/00 , C04B35/4682 , C04B35/6261 , C04B35/62685 , C04B2235/3208 , C04B2235/3215 , C04B2235/3225 , C04B2235/3239 , C04B2235/3248 , C04B2235/3267 , C04B2235/3418 , C04B2235/36 , C04B2235/442 , C04B2235/6025 , C04B2235/783 , C04B2235/785 , C04B2237/346 , C04B2237/68 , C04B2237/704 , H01G4/1209 , H01G4/1227
摘要： A dielectric material includes a barium titanate based base material main ingredient and an accessory ingredient. In a fine sintered structure of the dielectric material, crystal grains in which a content of Ca is less than 2.5 mol % are first crystal grains, crystal grains in which the content of Ca is 4.0 to 12.0 mol % are second crystal grains, and a ratio of an average size of the first crystal grains to an average size of the second crystal grains is in a range of 1.6 to 2.2.
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6.发明授权Dielectric ceramic composition, dielectric material, and multilayer ceramic capacitor containing the same 有权介电陶瓷组合物，介电材料和含有它的多层陶瓷电容器公开(公告)号：US09576730B2
公开(公告)日：2017-02-21
申请号：US14878941
申请日：2015-10-08
发明人： Yun Jung Park , Seok Hyun Yoon , Chang Hoon Kim , Song Je Jeon , No Hoon Park , Soo Kyong Jo
IPC分类号： C04B35/468 , H01G4/12 , H01G4/30
CPC分类号： H01G4/1227 , B32B18/00 , C04B35/4682 , C04B35/638 , C04B37/001 , C04B2235/3224 , C04B2235/3225 , C04B2235/3251 , C04B2235/3262 , C04B2235/365 , C04B2235/5445 , C04B2235/5454 , C04B2235/6582 , C04B2237/346 , C04B2237/704 , H01G4/30
摘要： A dielectric ceramic composition contains a base material main ingredient and an accessory ingredient. The base material main ingredient includes a first base material main ingredient containing BaTiO3 and a second base material main ingredient containing (Na1-yKy)NbO3. The base material main ingredient is represented by (1−x)BaTiO3-x(Na1-yKy)NbO3, in which x and y satisfy 0.005≦x≦0.5 and 0.3≦y≦1.0, respectively.
摘要翻译： 介电陶瓷组合物含有基材主要成分和辅助成分。 基材主成分包含含有BaTiO 3的第一基材主成分和含有（Na1-yKy）NbO3的第二基材主成分。 基材主要成分由（1-x）BaTiO3-x（Na1-yKy）NbO3表示，其中x和y分别满足0.005≤x≤0.5且0.3≤y≤1.0。
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公开(公告)号：US20240013978A1
公开(公告)日：2024-01-11
申请号：US18112709
申请日：2023-02-22
发明人： Seok Hyun Yoon , In Ho Jeon , Yun Jung Park , Jin Woo Kim , Mi Yang Kim , Se Yoon Park
CPC分类号： H01G4/1227 , H01G4/30
摘要： A multilayer electronic component includes a body including a dielectric layer and an internal electrode; and an external electrode disposed on the body, wherein the dielectric layer includes a plurality of dielectric grains, and wherein the plurality of dielectric grains include one or more first dielectric grains in which a sum of lengths of defects in a dielectric grain is 150 nm or more.
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公开(公告)号：US09824819B2
公开(公告)日：2017-11-21
申请号：US14925546
申请日：2015-10-28
发明人： Seok Hyun Yoon , Yun Jung Park , Doo Young Kim , Song Je Jeon , Chang Hoon Kim
IPC分类号： C04B35/468 , H01G4/12 , B32B18/00 , C04B35/626 , H01G4/30
CPC分类号： H01G4/1227 , B32B18/00 , C04B35/4682 , C04B35/6261 , C04B35/62685 , C04B2235/32 , C04B2235/3201 , C04B2235/3215 , C04B2235/3239 , C04B2235/3244 , C04B2235/3251 , C04B2235/3267 , C04B2235/3298 , C04B2235/3418 , C04B2235/36 , C04B2235/5445 , C04B2235/6025 , C04B2235/6582 , C04B2237/346 , C04B2237/68 , C04B2237/704 , H01G4/30
摘要： There is provided a dielectric ceramic composition including a base powder, wherein the base powder includes: a first major component represented by BaTiO3, a second major component represented by (Na, K)NbO3, and a third major component represented by (Bi, Na)TiO3. The base powder is represented by xBaTiO3-y(Na, K)NbO3-z(Bi, Na)TiO3, where x+y+z=1, and x, y, and z are represented by mol, and x, y and z satisfy 0.5≦x≦0.97, 0.01≦y≦0.48, and 0.02≦z≦0.2, respectively. In certain embodiments, the base powder is be represented by xBaTiO3-y(Na0.5K0.5)NbO3-z(Bi0.5Na0.5)TiO3.
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9.发明授权Dielectric ceramic composition, dielectric material and multilayer ceramic capacitor including the same 有权介电陶瓷组合物，介电材料和包括其的多层陶瓷电容器公开(公告)号：US09583266B2
公开(公告)日：2017-02-28
申请号：US14699805
申请日：2015-04-29
发明人： Seok Hyun Yoon , Yun Jung Park , Doo Young Kim , Song Je Jeon , Chang Hoon Kim
IPC分类号： C04B35/00 , H01G4/30 , C04B35/468 , H01G4/12
CPC分类号： H01G4/30 , C04B35/4682 , C04B2235/3206 , C04B2235/3208 , C04B2235/3215 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3239 , C04B2235/3241 , C04B2235/3248 , C04B2235/3262 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/3418 , C04B2235/36 , C04B2235/442 , C04B2235/80 , H01G4/1227
摘要： There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein the dielectric ceramic composition is sintered to form a sintered body having a fine structure, the fine structure includes first crystal grains in which a Ca content is lower than 2.5 mol % and second crystal grains in which a Ca content is between 2.5 mol % to 13.5 mol %, and the second crystal grains have a cross-sectional area ratio of 30% to 80% on the basis of 100% of an overall cross-sectional area of the fine structure.
摘要翻译： 提供了一种介电陶瓷组合物，其包括：主要成分（钛酸钡基基材）; 和次要组分，其中将所述介电陶瓷组合物烧结以形成具有精细结构的烧结体，所述精细结构包括Ca含量低于2.5摩尔％的第一晶粒和Ca含量为 在2.5mol％至13.5mol％之间，并且第二晶粒基于精细结构的总横截面面积的100％具有30％至80％的横截面积比。
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