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1. 发明专利

JP2010235324A Ferrite composition, ferrite sintered body, composite lamination type electronic component, and method for manufacturing ferrite sintered body 审中-公开
标题翻译：铁素体组合物，铁素体烧结体，复合层压型电子部件及制造铁素体烧结体的方法
公开(公告)号：JP2010235324A
公开(公告)日：2010-10-21
申请号：JP2009081848
申请日：2009-03-30
申请人： Tdk Corp , Tdk株式会社
发明人： SHIBAYAMA TAKESHI , TAKANE SUSUMU , FUKUCHI EIICHIRO , UMEDA HIDENOBU
IPC分类号： C04B35/30 , C01G49/00 , C01G53/00 , H01F1/34 , H01F17/00
摘要： PROBLEM TO BE SOLVED: To provide a ferrite composition firable at low temperature and also having high specific resistance and a high Q value. SOLUTION: The ferrite composition contains iron oxide, zinc oxide, manganese oxide and nickel oxide, wherein the content of iron oxide is 45.0-50.0 mol% expressed in terms of Fe 2 O 3 , the content of zinc oxide is 15.5-30.0 mol% expressed in terms of ZnO, the content of manganese oxide is 0.1-4.0 mol% expressed in terms of Mn 2 O 3 , the content of nickel oxide is 14.0-39.4 mol% expressed in terms of NiO, the content of copper oxide is ≤2.0 mol% expressed in terms of CuO and the content of boron oxide is 0.1-2.0 mass% expressed in terms of B 2 O 3 per the content in total of the iron oxide, zinc oxide, manganese oxide, nickel oxide and copper oxide. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供在低温下可燃的铁氧体组合物，并且还具有高电阻率和高Q值。铁素体组合物含有氧化铁，氧化锌，氧化锰和氧化镍，其中氧化铁的含量为FeO 2 / SiO 2表示的45.0〜50.0摩尔％ 3 ，以ZnO表示的氧化锌的含量为15.5〜30.0摩尔％，氧化锰的含量以Mn 2 O表示的0.1-4.0摩尔％ > 3 ，以NiO计，氧化镍含量为14.0-39.4摩尔％，氧化铜含量以CuO计，≤2.0摩尔％，氧化硼含量为0.1〜2.0质量％以氧化铁，氧化锌，氧化锰，氧化镍和氧化铜的总含量计，以B 2 3 表示。版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2012211058A Barium titanate powder, method for manufacturing barium titanate powder, and ceramic electronic component using the same 审中-公开
标题翻译：钛酸钡粉末，制造钛酸钡粉末的方法和使用其的陶瓷电子部件
公开(公告)号：JP2012211058A
公开(公告)日：2012-11-01
申请号：JP2011078355
申请日：2011-03-31
申请人： Tdk Corp , Tdk株式会社
发明人： NAKAHATA ISAO , ISHIDA KEISUKE , OTSUKA KOTA , TAKANE SUSUMU
IPC分类号： C01G23/00 , H01G4/12 , H01G4/30
摘要： PROBLEM TO BE SOLVED: To provide a barium titanate powder which has a particle diameter in the solid phase method capable of being controlled ≥300 nm, and uniform particle shapes, low-defective high-crystallinity, high dispersibility and low intraparticle porosity, and a narrow particle size distribution containing no ultrafine particle; and to provide a method for manufacturing a barium titanate powder, and a ceramic electronic component using the same.SOLUTION: The barium titanate powder has a perovskite structure, a rectangular parallelpiped or a rectangular parallelpiped-analogous shape, and a specific surface area measured by BET method of ≤3.2 m/g. The barium titanate powder has high crystallinity, high dispersibility, few defects, narrow particle size distribution and low intraparticle porosity and uniform particle shapes.
摘要翻译：要解决的问题：为了提供一种能够控制在≥300nm以上的具有固相方式的粒径的钛酸钡粉末，具有均匀的粒子形状，低缺陷的高结晶度，高分散性和低的内部颗粒孔隙率，和不含超细颗粒的窄粒度分布; 并提供制造钛酸钡粉末的方法和使用该方法的陶瓷电子部件。解决方案：钛酸钡粉末具有钙钛矿结构，矩形平行镊子或矩形平行琵琶类似的形状，通过BET法测量的比表面积≤3.2μm 2 / g以下。钛酸钡粉末结晶度高，分散性好，缺点少，粒径分布窄，颗粒内孔隙率低，颗粒形状均匀。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2007197255A METHOD OF MANUFACTURING Mn-Zn FERRITE 审中-公开
标题翻译：制备锰锌铁矿的方法
公开(公告)号：JP2007197255A
公开(公告)日：2007-08-09
申请号：JP2006017517
申请日：2006-01-26
申请人： Tdk Corp , Tdk株式会社
发明人： AOKI TAKUYA , WATANABE MASAHIKO , TAKANE SUSUMU , KURUMA SEIRAI
IPC分类号： C04B35/38 , H01F1/34
摘要： PROBLEM TO BE SOLVED: To provide a Mn-Zn ferrite having lower core loss compared to a conventionally offered one. SOLUTION: In the method of manufacturing the Mn-Zn ferrite containing 52.0-55.0 mol% iron oxide expressed in terms of Fe 2 O 3 , 30.0-45 mol% manganese oxide expressed in terms of MnO, 0-5.0 mol% nickel oxide expressed in terms of NiO and the balance being zinc oxide expressed in terms of ZnO as main components and containing ≥30 ppm and 2 , ≥100ppm and ≤1,500 ppm calcium oxide expressed in terms of CaO and ≥100 ppm and ≤1,000 ppm niobium oxide expressed in terms of Nb 2 O 5 as additive components to the main components, an additive raw material of each additive component is a granular material having a physical property of ≥10.0 m 2 /g specific surface area in the form of the additive component at the addition. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供与常规提供的铁损相比具有更低的铁损的Mn-Zn铁氧体。＆lt; P＆gt;解决方案：在以Fe（SB）2 3 表示的含有52.0-55.0摩尔％的氧化铁的Mn-Zn铁氧体的制造方法中，30.0-45摩尔以MnO表示的氧化锰％，以NiO表示的0-5.0摩尔％的氧化镍，余量为氧化锌，以ZnO为主要成分，含有≥30ppm和<100ppm的氧化硅，以以CaO表示的≥100ppm和≤100ppm氧化钙，≥100ppm和≤1,000ppm的以Nb O 表示的铌氧化物的SiO 2 2 5 作为主要成分的添加成分，各添加成分的添加剂原料是物理性质为≥10.0m2 / SP / g的粒状物质，比表面积为添加剂组分。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2011199200A Laminated composite electronic component 审中-公开
标题翻译：层压复合电子元件
公开(公告)号：JP2011199200A
公开(公告)日：2011-10-06
申请号：JP2010066956
申请日：2010-03-23
申请人： Tdk Corp , Tdk株式会社
发明人： FUKUCHI EIICHIRO , UMEDA HIDENOBU , TAKANE SUSUMU , SHIBAYAMA TAKESHI
IPC分类号： H01C7/10 , H01C7/18 , H01F17/00 , H01F27/00
摘要： PROBLEM TO BE SOLVED: To provide a laminated composite electronic component superior in denseness and shape holding properties of an intermediate bonding layer and reducing deterioration, especially in the characteristics of a varistor element portion.SOLUTION: The laminated composite electronic component includes the varistor element portion 20, a ferrite element portion 30, and the intermediate bonding layer 40, and the intermediate bonding layer 40 is substantially composed of a glass composition containing 30-60 wt.% SiO, 0-20 wt.% ZnO, 0-20 wt.% AlO, 0-5 wt.% BO, 30-50 wt.% alkali earth metal oxide, and 0-1 wt.% alkali metal oxide.
摘要翻译：要解决的问题：提供一种中等粘合层的致密性和形状保持性优异的层叠复合电子部件，特别是在变阻器元件部的特性方面，降低劣化。解决方案：层压复合电子部件包括变阻器元件部如图20所示，铁素体部30和中间接合层40以及中间接合层40基本上由含有30〜60重量％的SiO，0〜20重量％的ZnO，0〜20重量％％AlO，0-5重量％BO，30-50重量％碱土金属氧化物和0-1重量％碱金属氧化物。

5. 发明专利

JP2007197253A METHOD OF MANUFACTURING Mn-Zn FERRITE 审中-公开
标题翻译：制备锰锌铁矿的方法
公开(公告)号：JP2007197253A
公开(公告)日：2007-08-09
申请号：JP2006017515
申请日：2006-01-26
申请人： Tdk Corp , Tdk株式会社
发明人： AOKI TAKUYA , WATANABE MASAHIKO , TAKANE SUSUMU , KURUMA SEIRAI
IPC分类号： C04B35/38 , C01G49/00 , C01G53/00 , C04B35/36 , H01F1/34 , H01F1/36
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing Mn-Zn ferrite lower in core loss compared to a conventionally offered one. SOLUTION: This is the method of manufacturing the Mn-Zn ferrite containing 53.0-60.0 mol% iron oxide expressed in terms of Fe 2 O 3 , 30.0-40.0 mol% manganese oxide expressed in terms of MnO, 0-5.0 mol% nickel oxide expressed in terms of NiO and the balance being zinc oxide expressed in terms of ZnO as main components and containing silicon oxide, calcium oxide and niobium oxide as additive components. The form of the additive components at the addition of the additive components is powder obtained by weighing a base raw material of each additive component, mixing and calcining to have ≥3 m 2 /g specific surface area. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供与常规提供的方法相比，铁损较低的Mn-Zn铁氧体的制造方法。＆lt; P＆gt;解决方案：这是制造含有以Fe 2 O 3，SB 3 O 3，30.0-40.0表示的53.0-60.0mol％氧化铁的Mn-Zn铁氧体的制造方法以MnO表示的摩尔％氧化锰，以NiO表示的0-5.0摩尔％的氧化镍，余量为氧化锌，以ZnO为主要成分，并含有氧化硅，氧化钙和铌氧化物作为添加成分。添加成分添加成分的添加成分的形式是将各添加成分的基础原料称重，混合煅烧得到比表面积≥3m2 SP / 2的粉末。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2012211046A Method for producing barium titanate powder, and method for producing electronic component using the barium titanate powder 审中-公开
标题翻译：生产钛酸钡粉末的方法和使用钛酸钡粉末生产电子元件的方法
公开(公告)号：JP2012211046A
公开(公告)日：2012-11-01
申请号：JP2011077520
申请日：2011-03-31
申请人： Tdk Corp , Tdk株式会社
发明人： ISHIDA KEISUKE , OTSUKA KOTA , NAKAHATA ISAO , TAKANE SUSUMU
IPC分类号： C01G23/00 , C04B35/468 , H01G4/12
摘要： PROBLEM TO BE SOLVED: To provide a method for producing barium titanate powder which can control a particle diameter within 40 nm-300 nm in a solid phase method, has sharp particle size distribution, and high crystallinity and anisotropy, greatly reduce holes (defects) in particles to none or very few, and can control Ba/Ti as well, and to provide a method for producing an electronic component using the barium titanate powder.SOLUTION: The method for producing barium titanate powder using an aqueous titanium solution and barium salt powder as starting raw materials includes: a gelling step of mixing and gelling the starting raw materials; a drying step of drying the gelled mixture; a heat treatment step of heating the dried powder to generate barium titanate particles; and a separation step of separating the barium titanate particles from the heat-treated powder.
摘要翻译：待解决的问题：提供一种固相法可以控制40nm-300nm内的粒径的钛酸钡粉末的制造方法，具有尖锐的粒度分布，高结晶性，各向异性，大大降低孔（缺陷）为无或非常少，并且也可以控制Ba / Ti，并提供使用钛酸钡粉末制造电子部件的方法。解决方案：使用钛水溶液和钡盐粉末作为起始原料生产钛酸钡粉末的方法包括：将起始原料混合并凝胶化的胶凝步骤; 干燥步骤，干燥胶凝混合物; 加热干燥粉末以产生钛酸钡颗粒的热处理步骤; 以及从所述热处理粉末中分离所述钛酸钡颗粒的分离步骤。版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2012116728A Method for producing barium titanate, dielectric ceramic composition, and ceramic electronic component 审中-公开
标题翻译：生产钛酸钡，电介质陶瓷组合物和陶瓷电子元件的方法
公开(公告)号：JP2012116728A
公开(公告)日：2012-06-21
申请号：JP2010270034
申请日：2010-12-03
申请人： Tdk Corp , Tdk株式会社
发明人： TAKANE SUSUMU , NATSUI HIDESADA , NAKAHATA ISAO , MASUZAWA KIYOYUKI
IPC分类号： C04B35/468 , C01G23/00 , H01B3/12 , H01G4/12
摘要： PROBLEM TO BE SOLVED: To provide a method for producing barium titanate in which fine barium titanate including hexagonal barium titanate is obtained, a dielectric ceramic composition, and a ceramic electronic component.SOLUTION: In the method for producing barium titanate, the barium titanate is produced by firing a raw material containing Ba and Ti at ≥700 and ≤1,000°C in an atmosphere containing steam and air such that the steam is included at ≥200 and ≤5,000 g per 1 mof air and the air is heated at ≥71 and ≤180°C. The hexagonal barium titanate is produced in the barium titanate at a low heat-treatment temperature by firing the raw material containing Ba and Ti at high humidity in an atmosphere including the heated air, and the fine barium titanate including the hexagonal barium titanate is thus produced.
摘要翻译：待解决的问题：提供一种制备钛酸钡的方法，其中制得包括六方钛酸钡的精细钛酸钡，介电陶瓷组合物和陶瓷电子部件。在制造钛酸钡的方法中，通过在含有蒸气和空气的气氛中，在含有蒸汽和空气的气氛中焙烧含有Ba和Ti的原料在≥700和≤1,000℃下来制备钛酸钡，使得蒸汽包含在≥ 200和≤5,000g / 1 m 3 的空气，空气被加热到≥71和≤180°C。通过在包含加热空气的气氛中焙烧包含Ba和Ti的高湿度的原料，在低热处理温度下在钛酸钡中制造六角形钛酸钡，由此制造包括六方晶系的钛酸钡的精细钛酸钡。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2011225425A Barium titanate powder and method for producing the same 审中-公开
标题翻译：钛酸钡粉及其制造方法
公开(公告)号：JP2011225425A
公开(公告)日：2011-11-10
申请号：JP2011037293
申请日：2011-02-23
申请人： Tdk Corp , Tdk株式会社
发明人： ISHIDA KEISUKE , OTSUKA KOTA , TAKANE SUSUMU , NAKAHATA ISAO
IPC分类号： C01G23/00 , H01B3/12 , H01G4/12 , H01G4/30
摘要： PROBLEM TO BE SOLVED: To provide barium titanate powder which has a grain size of a nano order, and in which the grain size distribution is sharp, and further, crystallinity and anisotropy are high.SOLUTION: A mixture 10 comprises a plurality of titanium oxide grains 12 and a plurality of water-soluble or alcohol-soluble barium salt grains 11. The method for producing barium titanate powder includes: a step of producing the mixture 10 in which one or more titanium oxide grains 12 are dispersed into the barium salt grains 11 in such a manner that they are not brought into contact with each other; a step of heat-treating the mixture to produce barium titanate grains 20; and a step of separating the barium titanate grains 20 from the mixture after the heat treatment. In the heat treatment step, after barium carbonate 15 or barium oxide is produced from the barium salt 11 and the titanium dioxide 12 is produced from the titanium oxide 12, the barium titanate grains 20 are produced by a solid phase reaction between the produced titanium dioxide 12, barium carbonate 15 or the like.
摘要翻译：待解决的问题：为了提供粒径为纳米级的钛酸钡粉末，其粒度分布锐利，结晶度和各向异性高。解决方案：混合物10包括多个氧化钛颗粒12和多个水溶性或醇溶性钡盐颗粒11.钛酸钡粉末的制造方法包括：制备混合物10的步骤，其中一个或多个氧化钛晶粒12以不彼此接触的方式分散到钡盐晶粒11中; 对该混合物进行热处理以制造钛酸钡颗粒20的步骤; 以及在热处理后从混合物中分离钛酸钡颗粒20的步骤。在热处理工序中，在由钡盐11制造碳酸钡15或氧化钡之后，由氧化钛12制造二氧化钛12，通过所生成的二氧化钛之间的固相反应来制造钛酸钡晶粒20 12，碳酸钡15等。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2006232647A Ni-Cu-Zn-BASED FERRITE MATERIAL AND ITS PRODUCTION METHOD 审中-公开
标题翻译：基于Ni-Cu-Zn的铁素体材料及其生产方法
公开(公告)号：JP2006232647A
公开(公告)日：2006-09-07
申请号：JP2005053827
申请日：2005-02-28
申请人： Tdk Corp , Tdk株式会社
发明人： TAKANE SUSUMU , AOKI TAKUYA
IPC分类号： C04B35/30 , H01F1/34
摘要： PROBLEM TO BE SOLVED: To provide an Ni-Cu-Zn-based ferrite material having improved stress-resistance characteristics without impairing magnetic characteristics such as magnetic permeability. SOLUTION: The Ni-Cu-Zn-based ferrite material is a sintered compact which has a composition of main components, comprising, by mol, 45-49.8% Fe 2 O 3 , 0.5 to 2 in an amount of 0.2-4.5 wt%, based on the main component. The Ni-Cu-Zn-based ferrite material has a density of ≥5.1 Mg/m 3 . It is preferable that the content of CuO being one of the main components is 1-4.9 mol% and the content of SnO 2 being the sub-component is 0.5-3.5 wt%. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有改善的耐应力性能的Ni-Cu-Zn系铁氧体材料，而不会损害诸如磁导率的磁特性。解决方案：Ni-Cu-Zn系铁氧体材料是具有主成分组成的烧结体，其摩尔含量为45-49.8％Fe 3 SB 3 0.5〜5％的CuO和10〜40％的ZnO，余量为NiO，作为副成分，含有0.2〜4.5重量％的SnO 2 SB ％，基于主要组成部分。 Ni-Cu-Zn系铁氧体材料的密度≥5.1Mg/ m 3。作为主要成分之一的CuO的含量优选为1-4.9摩尔％，作为副成分的SnO 2 的含量优选为0.5〜3.5重量％。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2011199100A Laminated electronic component and method of manufacturing the same 有权
标题翻译：层压电子元件及其制造方法
公开(公告)号：JP2011199100A
公开(公告)日：2011-10-06
申请号：JP2010065630
申请日：2010-03-23
申请人： Tdk Corp , Tdk株式会社
发明人： SHIBAYAMA TAKESHI , TAKANE SUSUMU , FUKUCHI EIICHIRO , UMEDA HIDENOBU
IPC分类号： H01F17/00 , H01F17/04 , H01F27/00 , H01F41/04
摘要： PROBLEM TO BE SOLVED: To provide a laminated electronic component with inductor element assembly high in density and sufficiently suppressed in degradation of the inductor element assembly regardless of use of Ag as a principal component of an internal electrode of an inductor element part.SOLUTION: The laminated electronic component 100 is equipped with: the inductor element part 6 having the inductor element assembly 10; and the internal electrode 16 disposed within the inductor element assembly 10. The inductor element assembly 10 consists of a ferrite sintered body containing a ferrite composition and a boron oxide, the percentage content of Ag in the internal electrode 16 is at least 85 mass%, and the percentage content of Ag in the ferrite sintered body between the adjacent internal electrons 16 is not more than 0.18 mass%.
摘要翻译：要解决的问题：提供一种具有高密度的电感器元件组件的层压电子部件，并且充分地抑制电感器元件组件的劣化，而不管使用Ag作为电感元件部件的内部电极的主要成分。解决方案：层叠电子部件100配备有：具有电感器元件组件10的电感器元件部6; 电感元件组件10由含有铁氧体组合物和氧化硼的铁氧体烧结体组成，内部电极16中的Ag的含量百分比为85质量％以上，相邻的内部电子16之间的铁氧体烧结体中的Ag的含量百分比为0.18质量％以下。

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