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公开(公告)号：US20110311436A1
公开(公告)日：2011-12-22
申请号：US13165276
申请日：2011-06-21
IPC分类号： C01D15/00
CPC分类号： H01M4/505 , C01G45/1242 , C01G53/54 , C01P2002/32 , C01P2002/50 , C01P2002/52 , C01P2002/54
摘要： The production method of the present invention includes a raw material preparation step of preparing a raw material mixture; a firing step of firing the raw material mixture prepared through the raw material preparation step; and a crushing step of crushing the fired compact obtained through the firing step, wherein the raw material mixture contains a main raw material containing at least a manganese compound, and a seed crystal having a spinel-type crystal structure.
摘要翻译： 本发明的制造方法包括：制备原料混合物的原料制备工序; 煅烧通过原料制备步骤制备的原料混合物的烧制步骤; 以及粉碎通过烧成工序获得的烧结体的粉碎工序，其中原料混合物含有至少含有锰化合物的主要原料和具有尖晶石型晶体结构的晶种。
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公开(公告)号：US20110311437A1
公开(公告)日：2011-12-22
申请号：US13165307
申请日：2011-06-21
IPC分类号： C01D15/00
CPC分类号： C01D15/02 , C01G45/1221 , C01G45/1242 , C01P2002/32 , C01P2002/52 , C01P2004/61 , C01P2006/40
摘要： The production method of the present invention includes (A) a forming step of forming into a sheet-like compact a raw material containing at least a manganese compound and not containing a lithium compound; (B) a first firing step of firing the sheet-like compact formed through the forming step; and (C) a second firing step of firing a mixture of the fired compact obtained through the first firing step and a lithium compound at a temperature lower than the firing temperature employed in the first firing step.
摘要翻译： 本发明的制造方法包括（A）成形为片状成形体的至少含有锰化合物而不含锂化合物的原料的成形工序; （B）烧成通过成形工序形成的片状成形体的第一烧成工序; 和（C）第二烧成工序，在比第一烧成工序中使用的烧成温度低的温度下，烧成通过第一烧成工序得到的烧结体和锂化合物的混合物。
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公开(公告)号：US20110003206A1
公开(公告)日：2011-01-06
申请号：US12819517
申请日：2010-06-21
CPC分类号： H01M10/0525 , H01M4/131 , H01M4/1391 , H01M4/505 , H01M2004/021
摘要： A positive electrode active material having a specific surface area of 0.1 to 0.5 m2/g, which contains a large number of crystal grains containing primary particles of 5 to 20 μm in particle diameter, composed of lithium manganate of spinel structure containing lithium and manganese as the constituent elements, and a bismuth compound containing bismuth, wherein the proportion of the primary particles contained in the large number of crystal grains is 70 areal % or more and the proportion of the bismuth contained in the bismuth compound is 0.005 to 0.5 mol % relative to the manganese contained in the lithium manganate.
摘要翻译： 比表面积为0.1〜0.5m 2 / g的正极活性物质，其含有大量含有粒径为5〜20μm的一次粒子的晶粒，由含有锂和锰的尖晶石结构的锰酸锂构成 构成元素和含有铋的铋化合物，其中大量晶粒中所含的一次粒子的比例为70％以上，铋化合物中所含的铋的比例相对于0.005〜0.5摩尔％ 涉及锰酸锂中所含的锰。
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公开(公告)号：US20110012051A1
公开(公告)日：2011-01-20
申请号：US12832304
申请日：2010-07-08
申请人： Kazuyuki KAIGAWA , Ritsu TANAKA
发明人： Kazuyuki KAIGAWA , Ritsu TANAKA
IPC分类号： H01L41/187
CPC分类号： H01L41/187
摘要： To provide an alkaline-niobate-based piezoelectric/electrostrictive ceramic composition that has excellent electric field induced strain during application of high electric field. A piezoelectric/electrostrictive film is a sintered body of a piezoelectric/electrostrictive ceramic composition. The piezoelectric/electrostrictive ceramic composition is a piezoelectric/electrostrictive composition, in which a compound of at least one kind of element selected from the group consisting of Ba, Sr, Ca, La, Ce, Nd, Sm, Dy, Ho and Yb and a Mn compound are contained in a perovskite-type oxide containing Li, Na and K as A-site elements and Nb and Sb as B-site elements, where a ratio of a total number of atoms of the A-site elements to a total number of atoms of the B-site elements is more than one and the number of atoms of Sb to the total number of atoms of the B-site elements is 1 mol % or more and 10 mol % or less.
摘要翻译： 提供在施加高电场期间具有优异的电场诱导应变的碱铌酸盐基压电/电致伸缩陶瓷组合物。 压电/电致伸缩膜是压电/电致伸缩陶瓷组合物的烧结体。 压电/电致伸缩陶瓷组合物是压电/电致伸缩组合物，其中选自Ba，Sr，Ca，La，Ce，Nd，Sm，Dy，Ho和Yb中的至少一种元素的化合物和 含有Li，Na和K作为A位元素的钙钛矿型氧化物中含有Mn化合物，Nb和Sb作为B位元素，其中A位元素的总原子数与总共的 B位元素的原子数大于1，Sb原子数相对于B位元素的原子总数为1摩尔％以上且10摩尔％以下。
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5.发明申请(Li, Na, K)(Nb, Ta, Sb)O3 BASED PIEZOELECTRIC MATERIAL AND MANUFACTURING METHOD THEREOF 有权（Li，Na，K）（Nb，Ta，Sb）O3基压电材料及其制造方法公开(公告)号：US20090212254A1
公开(公告)日：2009-08-27
申请号：US12343689
申请日：2008-12-24
IPC分类号： H01L41/18
CPC分类号： H01L41/1873 , C04B35/495 , C04B35/6262 , C04B35/62645 , C04B2235/3201 , C04B2235/3203 , C04B2235/3241 , C04B2235/3255 , C04B2235/3262 , C04B2235/3267 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/3294 , C04B2235/5445 , C04B2235/761 , C04B2235/765 , C04B2235/77 , C04B2235/782 , C04B2235/786 , H01L41/43
摘要： The present inventive (Li, Na, K) (Nb, Ta, Sb) O3 based piezoelectric material has a sintered body having a surface microstructure comprises microscopic grains having a grain diameter of less than 5 μm, intermediate grains having a grain diameter of 5 μm or more and less than 15 μm, and coarse grains having a grain diameter of 15 μm or more and 50 μm or less, wherein the amount of coarse grains is 3% or more in a share of grains in terms of area. The present piezoelectric material can be manufactured by mixing metal-containing compounds so as to give the above-mentioned formulation, calcining the mixture and then crushing the resultant to obtain a calcined/crushed powder, then keeping temperature constantly at a temperature within a range from 800 to 950° C. for a predetermined period of time in a constant temperature keeping process, and raising temperature to firing temperature for sintering.
摘要翻译： 本发明的（Li，Na，K）（Nb，Ta，Sb）O 3系压电材料具有具有表面微结构的烧结体，其包含粒径小于5μm的微细晶粒，粒径为5μm的中间粒子 以上且小于15μm的粒子，以及粒径为15μm以上且50μm以下的粗晶粒，其中粗粒的面积的面积份额为3％以上。 本发明的压电材料可以通过混合含金属化合物来制造，以得到上述配方，煅烧混合物，然后粉碎所得物，得到煅烧/粉碎的粉末，然后将温度恒定保持在从 800〜950℃保温一定时间，升温至烧成温度。
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公开(公告)号：US20110210281A1
公开(公告)日：2011-09-01
申请号：US12965947
申请日：2010-12-13
申请人： Kazuyuki KAIGAWA , Ritsu Tanaka
发明人： Kazuyuki KAIGAWA , Ritsu Tanaka
IPC分类号： H01L41/187
CPC分类号： C04B35/495 , C04B35/6262 , C04B35/62645 , C04B2235/3201 , C04B2235/3203 , C04B2235/3255 , C04B2235/3262 , C04B2235/3294 , C04B2235/3298 , C04B2235/5436 , C04B2235/5445 , C04B2235/765 , C04B2235/768 , C04B2235/787 , C04B2235/79 , H01L41/1873 , H01L41/314
摘要： A piezoelectric/electrostrictive ceramic sintered body has a microstructure in which a matrix phase and an additional material phase having different compositions coexist and the additional material phase is dispersed in the matrix phase. A residual strain ratio of the additional material phase alone is larger than a residual strain ratio of the matrix phase alone. The matrix phase and the additional material phase have a composition in which a Mn compound containing Mn atoms of 0 parts by mole or more and 3 parts by mole or less and a Ba compound containing Ba atoms of 0 parts by mole or more and 1 part by mole or less are contained in a composite of 100 parts by mole represented by a general formula {Liy(Na1-xKx)1-y}a(Nb1-z-wTazSbw)O3, where a, x, y, z and w satisfy 0.9≦a≦1.2, 0.2≦x≦0.8, 0.0≦y≦0.2, 0≦z≦0.5 and 0≦w≦0.1, respectively.
摘要翻译： 压电/电致伸缩陶瓷烧结体具有其中基体相和具有不同组成的附加材料相共存并且附加材料相分散在基体相中的微结构。 单独的附加材料相的残余应变比大于单独的基质相的残余应变比。 基体相和附加材料相的组成为：含有Mn原子的Mn化合物为0份摩尔以上且3份以下，Ba原子的Ba化合物为0份以上，1份以上 （Nb 1-x K x）1-y} a（Nb 1-z-w T z S b w）O 3表示的100份摩尔的复合物，其中a，x，y，z和w 分别满足0.9＆nlE; a＆nlE; 1.2,0.2＆nlE; x＆nlE; 0.8,0.0＆nlE; y＆nlE; 0.2,0＆amp; nlE; z＆nlE; 0.5和0＆lt; nEE; w＆nlE; 0.1。
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公开(公告)号：US20110006244A1
公开(公告)日：2011-01-13
申请号：US12830625
申请日：2010-07-06
申请人： Kazuyuki KAIGAWA , Ritsu Tanaka
发明人： Kazuyuki KAIGAWA , Ritsu Tanaka
IPC分类号： H01L41/18
CPC分类号： C04B35/495 , C04B35/62645 , C04B2235/3201 , C04B2235/3203 , C04B2235/3213 , C04B2235/3251 , C04B2235/3255 , C04B2235/3262 , C04B2235/3267 , C04B2235/3294 , C04B2235/449 , C04B2235/5445 , C04B2235/77 , C04B2235/79 , C04B2235/80 , H01L41/083 , H01L41/1873 , H01L41/273 , H01L41/314 , H01L41/43
摘要： A piezoelectric/electrostrictive ceramic sintered body has a microstructure in which a matrix phase and an additional material phase having different compositions coexist and the additional material phase is dispersed in the matrix phase. A residual strain ratio of the additional material phase alone is larger than a residual strain ratio of the matrix phase alone. The matrix phase and the additional material phase have a composition in which a Mn compound containing Mn atoms of 0 parts by mol or more and 3 parts by mol or less and a Sr compound containing Sr atoms of 0 parts by mol or more and 1 part by mol or less are contained in a composite of 100 parts by mol represented by a general formula {Liy(Na1-xKx)1-y}a(Nb1-z-wTazSbw)O3, where a, x, y, z and w satisfy 0.9≦a≦1.2, 0.2≦x≦0.8, 0.0≦y≦0.2, 0≦z≦0.5 and 0≦w≦0.1, respectively.
摘要翻译： 压电/电致伸缩陶瓷烧结体具有其中基体相和具有不同组成的附加材料相共存并且附加材料相分散在基体相中的微结构。 单独的附加材料相的残余应变比大于单独的基质相的残余应变比。 基体相和附加材料相具有Mn含量为0摩尔％以上且3摩尔份以下的Mn化合物和Sr原子数为0摩尔份以上的Sr化合物和1份 以上，通式{Liy（Na1-xKx）1-y} a（Nb1-z-wTazSbw）O3表示的100份摩尔的复合物中含有1摩尔以下，其中a，x，y，z和w 分别满足0.9＆nlE; a＆nlE; 1.2,0.2＆nlE; x＆nlE; 0.8,0.0＆amp; nlE; y＆nlE; 0.2,0＆amp; nlE; z＆nlE; 0.5和0＆lt; nEE; w＆nlE; 0.1。
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8.发明申请(Li, Na, K)(Nb, Ta)O3 BASED PIEZOELECTRIC MATERIAL AND MANUFACTURING METHOD THEREOF 有权（Li，Na，K）（Nb，Ta）O3基压电材料及其制造方法公开(公告)号：US20090121589A1
公开(公告)日：2009-05-14
申请号：US12267717
申请日：2008-11-10
CPC分类号： C04B35/495 , C01G33/006 , C01G35/006 , C01P2002/34 , C01P2002/52 , C01P2004/03 , C01P2006/10 , C01P2006/40 , C04B2235/3201 , C04B2235/3203 , C04B2235/3241 , C04B2235/3251 , C04B2235/3267 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/449 , C04B2235/5445 , C04B2235/656 , C04B2235/6562 , C04B2235/661 , C04B2235/768 , C04B2235/77 , C04B2235/783 , C04B2235/785 , C04B2235/786 , C04B2235/79 , H01L41/1873 , H01L41/43 , Y10T29/42
摘要： Manufacturing sintered bodies having microstructures including microscopic grains having a grain diameter of less than 5 μm, intermediate grains having a grain diameter of 5 μm or more and less than 15 μm, and coarse grains having a grain diameter of 15 μm or more and 100 μm or less enables to obtain high electric characteristics. Chemical compounds including metal elements are mixed so that the ratio of the elements is a composition expressed by (Li, Na, K)(Nb, Ta)O3, the mixture is calcined and crushed to obtain calcined/crushed powder. The powder is sintered in a constant temperature keeping process wherein temperature is kept constantly at a predetermined temperature within a range from 800 to 900° C. for a predetermined period of time in a heating process, and then the powder is further sintered by raising temperature to firing temperature, thereby the piezoelectric materials having superior electric characteristics are manufactured.
摘要翻译： 制造具有微观结构的烧结体，其具有粒径小于5μm的微细晶粒，粒径为5μm以上且小于15μm的中间粒子，以及粒径为15μm以上且100μm以下的粗粒 以下能够获得高电特性。 将包含金属元素的化合物混合，使元素的比例为由（Li，Na，K）（Nb，Ta）O 3表示的组成，将混合物煅烧并粉碎以获得煅烧/粉碎的粉末。 将该粉末在恒温保持法中烧结，其中在加热过程中将温度恒定地保持在800-900℃的预定温度下一段预定的时间，然后通过升高温度进一步烧结粉末 烧成温度，由此制造具有优异的电特性的压电材料。
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9.发明申请(Li, Na, K, Bi)(Nb, Ta)O3 BASED PIEZOELECTRIC MATERIAL AND MANUFACTURING METHOD OF THE SAME 有权（Li，Na，K，Bi）（Nb，Ta）O3基压电材料及其制造方法公开(公告)号：US20100021728A1
公开(公告)日：2010-01-28
申请号：US12495830
申请日：2009-07-01
CPC分类号： H01L41/1873 , C01G35/006 , C01P2004/03 , C01P2006/10 , C01P2006/40 , C04B35/495 , C04B2235/3201 , C04B2235/3203 , C04B2235/3241 , C04B2235/3251 , C04B2235/3267 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/3298 , C04B2235/449 , C04B2235/5445 , C04B2235/656 , C04B2235/6562 , C04B2235/6565 , C04B2235/661 , C04B2235/765 , C04B2235/768 , C04B2235/77 , C04B2235/783 , C04B2235/786 , C04B2235/79 , H01L41/43
摘要： Disclosed are piezoelectric materials in which electrical properties are improved, and manufacturing methods of the same. In (Li, Na, K, Bi)(Nb, Ta)O3 based piezoelectric materials, the surface microstructures of sintered bodies are constituted of microscopic grains having grain diameters of less than 5 μm, intermediate grains having grain diameters of 5 μm or more and less than 15 μm, and coarse grains having grain diameters of 15 μm or more and 100 μm or less.
摘要翻译： 公开了电气性能得到改善的压电材料及其制造方法。 在（Li，Na，K，Bi）（Nb，Ta）O 3基压电材料中，烧结体的表面微结构由粒径小于5μm的微观晶粒构成，粒径为5μm以上的中间晶粒 小于15μm，粒径为15μm以上且100μm以下的粗粒。
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10.发明申请公开(公告)号：US20100019624A1
公开(公告)日：2010-01-28
申请号：US12508870
申请日：2009-07-24
IPC分类号： H01L41/187 , G01N23/20
CPC分类号： C04B35/495 , C04B2235/3201 , C04B2235/3203 , C04B2235/3241 , C04B2235/3267 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/3289 , C04B2235/3294 , C04B2235/3298 , C04B2235/528 , C04B2235/5445 , C04B2235/656 , C04B2235/661 , C04B2235/662 , C04B2235/761 , C04B2235/762 , C04B2235/768 , C04B2235/783 , H01L41/083 , H01L41/0973 , H01L41/1873 , H01L41/273 , H01L41/314
摘要： An alkali niobate-based piezoelectric/electrostrictive ceramics sintered body including, as a main crystal phase, a perovskite type oxide containing at least one type of element selected from the group consisting of Li, Na and K as A site constituent elements and at least one type of element selected from the group consisting of Nb and Ta as B site constituent elements. The number of lattice-strained layers of the piezoelectric/electrostrictive ceramics sintered body is preferably small. A diffuse scattering intensity ratio, which is a ratio of an intensity of diffuse scattering by a lattice-strained layer present near a domain wall to a sum of an X-ray diffraction intensity of a first lattice plane and that of a second lattice plane different in interplanar spacing from the first lattice plane due to crystallographic symmetry reduction is preferably 0.5 or lower.
摘要翻译： 一种碱铌酸盐基压电/电致伸缩陶瓷烧结体，其包含作为主晶相的钙钛矿型氧化物，其含有选自Li，Na和K中的至少一种元素作为构成元素，并且至少一种 选自Nb和Ta作为B位构成元素的元素的类型。 压电/电致伸缩陶瓷烧结体的格子状应变层的数量较好。 扩散散射强度比，其是存在于畴壁附近的晶格应变层的散射强度与第一晶格面的X射线衍射强度与第二晶格面的X射线衍射强度之和的比率 由于结晶对称性降低，与第一晶格面的晶面间距优选为0.5以下。
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