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1. 发明授权

US08248754B2 Dielectric ceramic, method for producing dielectric ceramic, and monolithic ceramic capacitor 有权
标题翻译：电介质陶瓷，制造电介质陶瓷的方法和单片陶瓷电容器
公开(公告)号：US08248754B2
公开(公告)日：2012-08-21
申请号：US12540743
申请日：2009-08-13
申请人： Tomonori Muraki , Tomoyuki Nakamura , Makoto Matsuda , Hironori Suzuki , Takehisa Sasabayashi , Masayuki Ishihara , Akihiro Shiota
发明人： Tomonori Muraki , Tomoyuki Nakamura , Makoto Matsuda , Hironori Suzuki , Takehisa Sasabayashi , Masayuki Ishihara , Akihiro Shiota
IPC分类号： H01G4/06 , C04B35/00
CPC分类号： C04B35/4682 , B82Y30/00 , C04B2235/3203 , C04B2235/3206 , C04B2235/3208 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3239 , C04B2235/3262 , C04B2235/3418 , C04B2235/5445 , C04B2235/5454 , C04B2235/5481 , C04B2235/6582 , C04B2235/6584 , C04B2235/6588 , C04B2235/781 , C04B2235/784 , C04B2235/785 , C04B2235/79 , H01G4/1227 , H01G4/30 , Y10T29/435
摘要： A dielectric ceramic contains a barium titanate and Li. In the dielectric ceramic, the following inequalities are satisfied: 0.5≦e≦6.0, 0.06
摘要翻译：介电陶瓷含有钛酸钡和Li。在电介质陶瓷中，满足以下不等式：0.5＆nlE; e＆nlE; 6.0,0.06

2. 发明申请

US20110222205A1 DIELECTRIC CERAMIC AND LAMINATED CERAMIC CAPACITOR 有权
标题翻译：电介质陶瓷和层压陶瓷电容器
公开(公告)号：US20110222205A1
公开(公告)日：2011-09-15
申请号：US13039424
申请日：2011-03-03
申请人： Tomonori Muraki , Tomoyuki Nakamura , Makoto Matsuda , Akihiro Shiota
发明人： Tomonori Muraki , Tomoyuki Nakamura , Makoto Matsuda , Akihiro Shiota
IPC分类号： H01G4/12 , C04B35/468
CPC分类号： H01G4/1227 , C01G23/006 , C01P2004/82 , C01P2006/40 , C04B35/4682 , C04B35/62685 , C04B35/62815 , C04B2235/3203 , C04B2235/3206 , C04B2235/3208 , C04B2235/3215 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3232 , C04B2235/3236 , C04B2235/3239 , C04B2235/3262 , C04B2235/3418 , C04B2235/656 , C04B2235/6582 , C04B2235/6584 , C04B2235/6588 , C04B2235/79 , C04B2235/80
摘要： A dielectric ceramic (and capacitor containing it) balancing high temperature load characteristics and temperature characteristics of capacitance even when layer thickness is less than 1 μmhas a mixture of different crystal grains containing a barium titanate compound as the main constituent. The first crystal grains can contain rare earth element solid solution region lat the surface layer section. The second crystal grains have a core-shell structure including a shell section having a rare earth element solid solution present. The first and second crystal grains are 12% to 84% f and 16% to 88%, respectively, of the total number of crystal grains.
摘要翻译：即使当层厚度小于1μm时，平衡高温负载特性和电容温度特性的电介质陶瓷（及其电容器）是含有钛酸钡化合物作为主要成分的不同晶粒的混合物。第一晶粒可以含有稀土元素固溶区域，表面层部分。第二晶粒具有包含存在稀土元素固溶体的壳部的核 - 壳结构。第一和第二晶粒分别为晶粒总数的12％至84％f和16％至88％。

3. 发明申请

US20100053843A1 DIELECTRIC CERAMIC, METHOD FOR PRODUCING DIELECTRIC CERAMIC, AND MONOLITHIC CERAMIC CAPACITOR 有权
标题翻译：电介质陶瓷，制造电介质陶瓷的方法和单晶陶瓷电容器
公开(公告)号：US20100053843A1
公开(公告)日：2010-03-04
申请号：US12540743
申请日：2009-08-13
申请人： Tomonori Muraki , Tomoyuki Nakamura , Makoto Matsuda , Hironori Suzuki , Takehisa Sasabayashi , Masayuki Ishihara , Akihiro Shiota
发明人： Tomonori Muraki , Tomoyuki Nakamura , Makoto Matsuda , Hironori Suzuki , Takehisa Sasabayashi , Masayuki Ishihara , Akihiro Shiota
IPC分类号： H01G4/06 , C04B35/468
CPC分类号： C04B35/4682 , B82Y30/00 , C04B2235/3203 , C04B2235/3206 , C04B2235/3208 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3239 , C04B2235/3262 , C04B2235/3418 , C04B2235/5445 , C04B2235/5454 , C04B2235/5481 , C04B2235/6582 , C04B2235/6584 , C04B2235/6588 , C04B2235/781 , C04B2235/784 , C04B2235/785 , C04B2235/79 , H01G4/1227 , H01G4/30 , Y10T29/435
摘要： A dielectric ceramic contains a barium titanate and Li. In the dielectric ceramic, the following inequalities are satisfied: 0.5≦e≦6.0, 0.06
摘要翻译：介电陶瓷含有钛酸钡和Li。在电介质陶瓷中，满足以下不等式：0.5＆nlE; e＆nlE; 6.0,0.06

4. 发明授权

US08009408B2 Laminated ceramic capacitor 有权
标题翻译：层压陶瓷电容器
公开(公告)号：US08009408B2
公开(公告)日：2011-08-30
申请号：US12907207
申请日：2010-10-19
申请人： Makoto Matsuda , Tomoyuki Nakamura
发明人： Makoto Matsuda , Tomoyuki Nakamura
IPC分类号： H01G4/06
CPC分类号： H01G4/1227 , H01G4/30
摘要： Better high-temperature load characteristics are obtained in a laminated ceramic capacitor including a dielectric ceramic layer with a thickness of 1 μm or less. The laminated ceramic capacitor includes a plurality of stacked dielectric ceramic layers, a plurality of internal electrode layers, each disposed between dielectric ceramic layers, and external electrodes that are electrically connected to internal electrode layers. In this laminated ceramic capacitor, when the thickness of each dielectric ceramic layer is denoted by tc and the thickness of each internal electrode layer is denoted by te, tc is 1 μm or less, and tc/te is equal to or less than 1.
摘要翻译：在包括厚度为1μm以下的电介质陶瓷层的层叠陶瓷电容器中，可获得更好的高温负荷特性。叠层陶瓷电容器包括多个堆叠的电介质陶瓷层，各自设置在电介质陶瓷层之间的多个内部电极层和电连接到内部电极层的外部电极。在这种层叠陶瓷电容器中，当每个介电陶瓷层的厚度由tc表示，每个内部电极层的厚度由te表示时，tc为1μm以下，tc / te为1以下。

5. 发明申请

US20110069424A1 LAMINATED CERAMIC ELECTRONIC COMPONENT 有权
标题翻译：层压陶瓷电子元件
公开(公告)号：US20110069424A1
公开(公告)日：2011-03-24
申请号：US12873581
申请日：2010-09-01
申请人： Akihiro SHIOTA , Tomoyuki Nakamura , Tomonori Muraki , Makoto Matsuda , Masayuki Ishihara
发明人： Akihiro SHIOTA , Tomoyuki Nakamura , Tomonori Muraki , Makoto Matsuda , Masayuki Ishihara
IPC分类号： H01G4/06
CPC分类号： H01G4/1209
摘要： It is harder to realize structural defects when the thickness of an internal electrode is reduced in a laminated ceramic electronic component, such as a laminated ceramic capacitor, when the internal electrodes contain a base metal as their conductive constituent, and the dielectric ceramic layers are formed from a dielectric barium titanate ceramic, and as an accessory constituent, at least one alkali metal element selected from Li, K, and Na, each of the internal electrodes has a thickness of 0.5 μm or less, and the content of the alkali metal element in the dielectric ceramic is 0.2 parts by mol or more with respect to 100 parts by mol of the main constituent.
摘要翻译：当内部电极包含贱金属作为它们的导电成分时，层叠陶瓷电子部件如层压陶瓷电容器中内部电极的厚度减小时，难以实现结构缺陷，并且形成介电陶瓷层从电介质钛酸钡陶瓷，作为辅助成分，选自Li，K和Na中的至少一种碱金属元素，每个内部电极的厚度为0.5μm以下，碱金属元素的含量介电陶瓷相对于100份（摩尔）主要成分为0.2份摩尔以上。

6. 发明申请

US20110038097A1 LAMINATED CERAMIC CAPACITOR 有权
标题翻译：层压陶瓷电容器
公开(公告)号：US20110038097A1
公开(公告)日：2011-02-17
申请号：US12907207
申请日：2010-10-19
申请人： Makoto MATSUDA , Tomoyuki Nakamura
发明人： Makoto MATSUDA , Tomoyuki Nakamura
IPC分类号： H01G4/12
CPC分类号： H01G4/1227 , H01G4/30
摘要： Better high-temperature load characteristics are obtained in a laminated ceramic capacitor including a dielectric ceramic layer with a thickness of 1 μm or less. The laminated ceramic capacitor includes a plurality of stacked dielectric ceramic layers, a plurality of internal electrode layers, each disposed between dielectric ceramic layers, and external electrodes that are electrically connected to internal electrode layers. In this laminated ceramic capacitor, when the thickness of each dielectric ceramic layer is denoted by tc and the thickness of each internal electrode layer is denoted by te, tc is 1 μm or less, and tc/te is equal to or less than 1.
摘要翻译：在包括厚度为1μm以下的电介质陶瓷层的层叠陶瓷电容器中，可获得更好的高温负荷特性。叠层陶瓷电容器包括多个堆叠的电介质陶瓷层，各自设置在电介质陶瓷层之间的多个内部电极层和电连接到内部电极层的外部电极。在这种层叠陶瓷电容器中，当每个介电陶瓷层的厚度由tc表示，每个内部电极层的厚度由te表示时，tc为1μm以下，tc / te为1以下。

7. 发明授权

US08609564B2 Manufacturing method for laminated ceramic capacitor, and laminated ceramic capacitor 有权
标题翻译：层叠陶瓷电容器和层压陶瓷电容器的制造方法
公开(公告)号：US08609564B2
公开(公告)日：2013-12-17
申请号：US13403019
申请日：2012-02-23
申请人： Makoto Matsuda , Tomoyuki Nakamura
发明人： Makoto Matsuda , Tomoyuki Nakamura
IPC分类号： C04B35/468 , H01G4/06
CPC分类号： H01G4/10 , H01G4/1227 , H01G4/30
摘要： A method for manufacturing a laminated ceramic capacitor by firing a laminated body which includes dielectric ceramic layers containing a dielectric ceramic raw material powder and internal electrodes. The firing is carried out in accordance with a temperature profile in which the average rate of temperature rise is 40° C./second or more from room temperature to a maximum temperature. The dielectric ceramic raw material powder contains a BaTiO3 system as its main constituent, and contains R (R is Sc, etc.), M (M is Mn, etc.), and Mg as accessory constituents, in which, when the total amount of the accessory constituents contained is denoted by D parts by mol with respect to 100 parts by mol of the main constituent, an the specific surface area of the main constituent is denoted by E m2/g, then D/E is 0.2 to 0.8.
摘要翻译：一种层叠陶瓷电容器的制造方法，该层叠陶瓷电容器通过烧结包含介电陶瓷原料粉末和内部电极的电介质陶瓷层的层叠体。根据从室温到最高温度的平均升温速度为40℃/秒以上的温度分布进行烧成。电介质陶瓷原料粉末以BaTiO3体系为主要成分，含有R（R为Sc等），M（M为Mn等），Mg为辅助成分，其中，所含的附属成分相对于主成分为100份摩尔为D份，主成分的比表面积为E m2 / g，D / E为0.2〜0.8。

8. 发明授权

US08526165B2 Dielectric ceramic and laminated ceramic capacitor 有权
标题翻译：介质陶瓷和层压陶瓷电容器
公开(公告)号：US08526165B2
公开(公告)日：2013-09-03
申请号：US13039424
申请日：2011-03-03
申请人： Tomonori Muraki , Tomoyuki Nakamura , Makoto Matsuda , Akihiro Shiota
发明人： Tomonori Muraki , Tomoyuki Nakamura , Makoto Matsuda , Akihiro Shiota
IPC分类号： H01G4/06 , C04B35/00
CPC分类号： H01G4/1227 , C01G23/006 , C01P2004/82 , C01P2006/40 , C04B35/4682 , C04B35/62685 , C04B35/62815 , C04B2235/3203 , C04B2235/3206 , C04B2235/3208 , C04B2235/3215 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3232 , C04B2235/3236 , C04B2235/3239 , C04B2235/3262 , C04B2235/3418 , C04B2235/656 , C04B2235/6582 , C04B2235/6584 , C04B2235/6588 , C04B2235/79 , C04B2235/80
摘要： A dielectric ceramic (and capacitor containing it) balancing high temperature load characteristics and temperature characteristics of capacitance even when layer thickness is less than 1 μm has a mixture of different crystal grains containing a barium titanate compound as the main constituent. The first crystal grains can contain rare earth element solid solution region 1 at the surface layer section. The second crystal grains have a core-shell structure including a shell section having a rare earth element solid solution present. The first and second crystal grains are 12% to 84% f and 16% to 88%, respectively, of the total number of crystal grains.
摘要翻译：即使当层厚度小于1μm时，平衡高温负载特性和电容温度特性的电介质陶瓷（及其电容器）具有包含钛酸钡化合物作为主要成分的不同晶粒的混合物。第一晶粒可以在表层部分含有稀土元素固溶体区域1。第二晶粒具有包含存在稀土元素固溶体的壳部的核 - 壳结构。第一和第二晶粒分别为晶粒总数的12％至84％f和16％至88％。

9. 发明授权

US08358495B2 Laminated ceramic electronic component 有权
标题翻译：层压陶瓷电子元件
公开(公告)号：US08358495B2
公开(公告)日：2013-01-22
申请号：US12873581
申请日：2010-09-01
申请人： Akihiro Shiota , Tomoyuki Nakamura , Tomonori Muraki , Makoto Matsuda , Masayuki Ishihara
发明人： Akihiro Shiota , Tomoyuki Nakamura , Tomonori Muraki , Makoto Matsuda , Masayuki Ishihara
IPC分类号： H01G4/06 , C04B35/00
CPC分类号： H01G4/1209
摘要： It is harder to realize structural defects when the thickness of an internal electrode is reduced in a laminated ceramic electronic component, such as a laminated ceramic capacitor, when the internal electrodes contain a base metal as their conductive constituent, and the dielectric ceramic layers are formed from a dielectric barium titanate ceramic, and as an accessory constituent, at least one alkali metal element selected from Li, K, and Na, each of the internal electrodes has a thickness of 0.5 μm or less, and the content of the alkali metal element in the dielectric ceramic is 0.2 parts by mol or more with respect to 100 parts by mol of the main constituent.
摘要翻译：当内部电极包含贱金属作为它们的导电成分时，层叠陶瓷电子部件如层压陶瓷电容器中内部电极的厚度减小时，难以实现结构缺陷，并且形成介电陶瓷层从电介质钛酸钡陶瓷，作为辅助成分，选自Li，K和Na中的至少一种碱金属元素，每个内部电极的厚度为0.5μm以下，碱金属元素的含量介电陶瓷相对于100份（摩尔）主要成分为0.2份摩尔以上。

10. 发明授权

US08116065B2 Dielectric ceramic material and monolithic ceramic capacitor 有权
标题翻译：介质陶瓷材料和单片陶瓷电容器
公开(公告)号：US08116065B2
公开(公告)日：2012-02-14
申请号：US12499946
申请日：2009-07-09
申请人： Tomoyuki Nakamura , Hironori Suzuki , Tomonori Muraki , Masayuki Ishihara , Makoto Matsuda , Takehisa Sasabayashi , Akihiro Shiota
发明人： Tomoyuki Nakamura , Hironori Suzuki , Tomonori Muraki , Masayuki Ishihara , Makoto Matsuda , Takehisa Sasabayashi , Akihiro Shiota
IPC分类号： H01G4/06 , C04B35/00
CPC分类号： C04B35/49 , B82Y30/00 , C04B35/4682 , C04B35/62685 , C04B2235/3203 , C04B2235/3206 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3217 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3234 , C04B2235/3239 , C04B2235/3241 , C04B2235/3244 , C04B2235/3256 , C04B2235/3258 , C04B2235/3262 , C04B2235/3267 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3281 , C04B2235/3418 , C04B2235/3436 , C04B2235/5445 , C04B2235/5454 , C04B2235/6582 , C04B2235/6584 , C04B2235/6588 , C04B2235/768 , C04B2235/79 , C04B2235/80 , C04B2235/85 , C04B2235/96 , H01G4/1227 , H01G4/30
摘要： A dielectric ceramic material is composed of a perovskite compound represented by ABO3 as a main component. In the case where ABO3 is, for example, BaTiO3, the crystal grains include BaTiO3 crystal grains composed of the main component and, as secondary phases, Mg—Ni—Ti-containing crystalline grains composed of a crystalline oxide containing at least Mg, Ni, and Ti and Ba—Si-containing crystalline grains composed of a crystalline oxide containing at least Ba and Si.
摘要翻译：介电陶瓷材料由以ABO3为主要成分的钙钛矿化合物组成。在ABO 3是例如BaTiO 3的情况下，晶粒包括由主成分构成的BaTiO 3晶粒，作为第二相，含有至少包含Mg的结晶氧化物的含Mg-Ni-Ti的晶粒，Ni ，以及由至少包含Ba和Si的结晶氧化物构成的含Ti和Ba-Si的晶粒。

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