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1. 发明专利

JP2012254912A Piezoelectric ceramic, and stacked piezoelectric device 有权
标题翻译：压电陶瓷和堆叠压电器件
公开(公告)号：JP2012254912A
公开(公告)日：2012-12-27
申请号：JP2011270761
申请日：2011-12-12
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： HASHIMOTO TAKATOSHI , SASAKI ATSUSHI
IPC分类号： C04B35/462 , H01L41/083 , H01L41/187 , H01L41/24 , H03H9/17
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic, and a stacked piezoelectric device which hold piezoelectric properties, and have a high insulation resistivity even in firing in a reductive atmosphere.SOLUTION: The piezoelectric ceramic contains a main component represented by the composition formula: (Ba, Ca)(Li, Mn, Ti)Owherein 0.005≤x
摘要翻译：要解决的问题：提供一种压电陶瓷和一种保持压电性能的堆叠压电器件，并且即使在还原性气氛中的烧制中也具有高的绝缘电阻。解决方案：压电陶瓷含有由以下组成式表示的主要成分：（Ba 1-x ，Ca x ） j （Li y ，Mn z ，Ti 1-yz ）O 3（2/3 + j / 3-y / 2-z / 3）其中0.005≤x<0.100， 0

2. 发明专利

JP2010118447A Piezoelectric film type element 审中-公开
标题翻译：压电膜型元件
公开(公告)号：JP2010118447A
公开(公告)日：2010-05-27
申请号：JP2008289838
申请日：2008-11-12
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： KAWAKAMI YOSHIHIRO , HASHIMOTO TAKATOSHI , SASAKI ATSUSHI
IPC分类号： H01L41/09 , H01L41/18 , H01L41/22 , H01L41/314 , H01L41/319 , H01L41/39 , H01L41/43
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric film type element which uses a piezoelectric material containing no lead as a piezoelectric film which is formed on the surface of metal substrate. SOLUTION: A barrier layer 12 of a ceramic layer is provided on the surface of a metal substrate 11 which is a stainless steel and contains Al. On the surface of barrier layer 12, a lower electrode layer 13, a piezoelectric film 14 and an upper electrode layer 15 are formed in order. The piezoelectric film 14 contains a composition of BaTiO 3 and is manufactured by an AD method. Here, thermal treatment is so applied that the average particle size of crystal grain of the piezoelectric film is 0.2-3.5 μm while the thickness of the piezoelectric film is 5 μm or larger. Thus, a piezoelectric film type element excellent in various characteristics including a piezoelectric constant d 31 is obtained. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种使用不含铅的压电材料作为形成在金属基板的表面上的压电膜的压电膜型元件。解决方案：陶瓷层的阻挡层12设置在不锈钢的金属基板11的表面上，并且含有Al。在阻挡层12的表面上依次形成下电极层13，压电膜14和上电极层15。压电膜14含有BaTiO 3 SB 3的组成，并通过AD法制造。这里，热处理应用于压电膜的晶粒的平均粒径为0.2-3.5μm，而压电膜的厚度为5μm以上。因此，获得了包括压电常数d 31 的各种特性优异的压电薄膜型元件。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2010076958A Piezoelectric ceramic and method for producing the same 审中-公开
标题翻译：压电陶瓷及其制造方法
公开(公告)号：JP2010076958A
公开(公告)日：2010-04-08
申请号：JP2008245067
申请日：2008-09-25
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： HASHIMOTO TAKATOSHI , KAWABE MASAYA , SASAKI ATSUSHI
IPC分类号： C04B35/46 , C04B35/462 , H01L41/08 , H01L41/09 , H01L41/187 , H01L41/22 , H01L41/257 , H01L41/39 , H01L41/43
摘要： PROBLEM TO BE SOLVED: To provide a barium titanate-based piezoelectric ceramic which has an orthorhombic-tetragonal structure phase transformation temperature t OT of ≤0°C and can be subjected to low temperature firing at 1,050 to 1,200°C without damaging its piezoelectric properties, and to provide a method for producing the same. SOLUTION: This piezoelectric ceramic is produced in such a manner that, to the total 100 pts.wt. of the main component at a mixing ratio corresponding to the chemical formula of (Ba 1-x Ca x )TiO 3 (wherein, 0.01≤x≤0.08), as the first auxiliary component, lithium oxide is added by u pts.wt. expressed in terms of Li 2 O, and, as the second auxiliary component, tantalum oxide is added by v pts.wt. expressed in terms of Ta 2 O 5 (wherein, 0.040≤u≤0.081 and 0.02≤v≤0.10), respectively, and firing is performed. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种钛酸钡系压电陶瓷，其具有≤0℃的斜方晶相结构相变温度t OT ，并且可以进行低温烧制 1,050-1200℃，而不损害其压电性能，并提供其制造方法。
解决方案：该压电陶瓷的制造方式使得总共100重量份（Ba 1-x Ca x ）TiO 3 的混合比例（其中0.01≤ x≤0.08），作为第一辅助成分，用u重量份加入氧化锂。表示为Li 2 O，作为第二辅助成分，通过v重量份加入氧化钽。表示为Ta 2 5 （其中，0.040≤u≤0.081和0.02≤v≤0.10），进行烧成。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2010241615A Piezoelectric ceramic composition 审中-公开
标题翻译：压电陶瓷组合物
公开(公告)号：JP2010241615A
公开(公告)日：2010-10-28
申请号：JP2009089249
申请日：2009-04-01
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： SASAKI ATSUSHI , KAWABE MASAYA , HASHIMOTO TAKATOSHI
IPC分类号： C04B35/46 , C04B35/462 , H01L41/187 , H01L41/39
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic composition containing no lead and excellent in both of the value of Curie point and the piezoelectric characteristics. SOLUTION: The piezoelectric ceramic composition contains a perovskite compound expressed by a chemical formula; xBaTiO 3-y (Bi 0.5 Na 0.5 )TiO 3- zMNbO 3 (wherein (x), (y) and (z) satisfy 0.50≤x≤0.95, 0.04≤y≤0.45, 0.01≤z≤0.10, x+y+z=1 and each of (x), (y) and (z) is chemical equivalent and M is an univalent metal element). The piezoelectric ceramic composition excellent in both values of Curie point and piezoelectric constant d 33 is obtained from the piezoelectric ceramic composition comprising the three component in the composition range. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供不含铅的压电陶瓷组合物，并且居里点的值和压电特性均优异。解决方案：压电陶瓷组合物含有由化学式表示的钙钛矿化合物; xBaTiO 3-γ</ SB>的（Bi 0.5 娜 0.5 ）的TiO 3 - zMNbO 3 （其中（x），（y）和（z）满足0.50≤x≤0.95,0.04≤y≤0.45,0.01≤z≤0.10，x + y + z = 1，（x），（y）和（z）是化学当量，M是一价金属元素）。从包含组成范围的三组分的压电陶瓷组合物获得居里点和压电常数d 33 两者值都优异的压电陶瓷组合物。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2010006623A Piezoelectric ceramic and method of manufacturing the same 审中-公开
标题翻译：压电陶瓷及其制造方法
公开(公告)号：JP2010006623A
公开(公告)日：2010-01-14
申请号：JP2008165172
申请日：2008-06-25
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： HASHIMOTO TAKATOSHI , SASAKI ATSUSHI , KAWABE MASAYA
IPC分类号： C04B35/46 , C04B35/462 , H01L41/187 , H01L41/39
摘要： PROBLEM TO BE SOLVED: To provide a barium titanate-based piezoelectric ceramic which can be fired at a low temperature of ≤1,200°C without deteriorating the piezoelectric characteristics and allows a phase transformation temperature t OT to become equal to or below 0°C and a method of manufacturing the same. SOLUTION: The piezoelectric ceramic consists essentially of BaTiO 3 and CaTiO 3 in a mixing ratio corresponding to a chemical formula, (1-x)BaTiO 3-x -CaTiO 3 (wherein 0.01≤x≤0.08) and is formed by adding 0.10-0.30 wt.% LiF as an auxiliary component and firing at ≤1,200°C. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种能够在不降低压电特性的情况下在低于1200℃的温度下烧制的钛酸钡系压电陶瓷，并且允许相变温度t < 变得等于或低于0℃及其制造方法。解决方案：压电陶瓷基本上由对应于化学式（1-x）BaTiO 3 SB 3的SBTiO 3 SBB 3和/或SBTiO 3 通过添加0.10-0.30重量％的LiF作为辅助成分，并在≤1,200℃下烧成而形成，其中，0.01≤x≤0.08。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2011157252A Piezoelectric ceramic and method for producing the same 有权
标题翻译：压电陶瓷及其制造方法
公开(公告)号：JP2011157252A
公开(公告)日：2011-08-18
申请号：JP2010022678
申请日：2010-02-04
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： KONNO MASATOSHI , HASHIMOTO TAKATOSHI , SASAKI ATSUSHI
IPC分类号： C04B35/462 , H01L41/187 , H01L41/22 , H01L41/257 , H01L41/39 , H01L41/43
摘要： PROBLEM TO BE SOLVED: To provide a barium titanate-based piezoelectric ceramic fired at a low temperature without deteriorating piezoelectric characteristics. SOLUTION: Lithium oxide powder as a first accessory ingredient and aluminum oxide powder as a second accessory ingredient are added into barium titanate powder having average particle diameter of 0.05-0.10 μm in the quantity of 0.03≤x≤0.08 and 0.01≤y≤0.10 to 100 mass% barium titanate powder when the quantity of the lithium oxide powder is expressed by (x) mass% in terms of lithium oxide and the quantity of the aluminum oxide powder is expressed by (y) mass% in terms of aluminum oxide. The mixture is fired at 1,000-1,200°C. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供在低温下烧制的钛酸钡基压电陶瓷，而不会降低压电特性。解决方案：将作为第一辅助成分的氧化锂粉末和作为第二辅助成分的氧化铝粉末以0.03≤x≤0.08和0.01≤y的量添加到平均粒径为0.05-0.10μm的钛酸钡粉末中当氧化锂粉末的量以（x）表示为氧化锂的（x）质量％，氧化铝粉末的量以（y）表示的质量％表示为铝时，≤0.10〜100质量％的钛酸钡粉末氧化物。混合物在1000-1200℃下燃烧。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2011129746A Piezoelectric film actuator and method of manufacturing the same 审中-公开
标题翻译：压电薄膜致动器及其制造方法
公开(公告)号：JP2011129746A
公开(公告)日：2011-06-30
申请号：JP2009287452
申请日：2009-12-18
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： KAWAKAMI YOSHIHIRO , HASHIMOTO TAKATOSHI , SASAKI ATSUSHI
IPC分类号： H01L41/09 , C23C24/04 , H01L41/18 , H01L41/22 , H01L41/314 , H01L41/39 , H01L41/43
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric film actuator using a piezoelectric film that does not contain lead and has high piezoelectric constant, which has high performance and is superior in temperature characteristic, and the method of manufacturing the same. SOLUTION: A piezoelectric film actuator is formed of a piezoelectric film 2 formed on a substrate 1 and a lower electrode 3 and an upper electrode 4 for applying voltage to the piezoelectric film 2. The piezoelectric film actuator drives an object using displacement produced in the piezoelectric film 2 by applying voltage between the electrodes. The piezoelectric film 2 is composed of polycrystals of barium titanate (BaTiO 3 ) whose particle size is 0.2-0.5 μm. The piezoelectric film 2 is formed by an aerosol deposition method, and then heat-treated at a temperature of 850 to 1,100°C. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：为了提供一种使用不含铅的压电膜并且具有高性能且温度特性优异的高压电常数的压电膜致动器及其制造方法。解决方案：压电膜致动器由形成在基板1上的压电膜2和用于向压电膜2施加电压的下电极3和上电极4形成。压电膜致动器使用位移产生驱动物体在压电薄膜2中通过在电极之间施加电压。压电膜2由粒径为0.2-0.5μm的钛酸钡（BaTiO 3 SB 3）的多晶体构成。压电膜2通过气溶胶沉积法形成，然后在850〜1100℃的温度下进行热处理。版权所有（C）2011，JPO＆INPIT

8. 发明专利

JP2010215435A Piezoelectric ceramic and method for producing the same 有权
标题翻译：压电陶瓷及其制造方法
公开(公告)号：JP2010215435A
公开(公告)日：2010-09-30
申请号：JP2009061852
申请日：2009-03-13
申请人： Nec Tokin Corp , Necトーキン株式会社 , Tohoku Univ , 国立大学法人東北大学
发明人： HASHIMOTO TAKATOSHI , SASAKI ATSUSHI , SATO TSUGIO , YIN SHU , XIE YAHONG
IPC分类号： C04B35/46 , C04B35/462 , C04B35/468 , H01L41/187 , H01L41/22 , H01L41/333 , H01L41/39 , H01L41/43
摘要： PROBLEM TO BE SOLVED: To solve such a weak point that it is necessary to fire piezoelectric ceramics which contain barium, tin and titanium but do not contain lead, at a high temperature of ≥1,300°C and consequently it is difficult to mass-produce the piezoelectric ceramics. SOLUTION: The piezoelectric ceramics are obtained by adding lithium to the oxide powder containing barium, tin and titanium and firing the lithium-added oxide powder at the temperature of ≤1,200°C. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题为了解决在≥1300℃的高温下，需要对含有钡，锡和钛但不含铅的压电陶瓷进行起火的弱点，因此难以批量生产压电陶瓷。解决方案：通过在含有钡，锡和钛的氧化物粉末中加入锂并在≤1,200℃的温度下焙烧加入锂的氧化物粉末来获得压电陶瓷。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2010030822A Piezoelectric ceramic and its manufacturing method 审中-公开
标题翻译：压电陶瓷及其制造方法
公开(公告)号：JP2010030822A
公开(公告)日：2010-02-12
申请号：JP2008193749
申请日：2008-07-28
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： KAWABE MASAYA , HASHIMOTO TAKATOSHI , SASAKI ATSUSHI
IPC分类号： C04B35/46 , C04B35/462 , H01L41/187 , H01L41/257 , H01L41/39
摘要： PROBLEM TO BE SOLVED: To provide a barium titanate-based piezoelectric ceramic capable of low-temperature firing without impairing the piezoelectric characteristic. SOLUTION: Barium titanate powder which is a main component and has an average particle diameter of 0.05-0.10 μm, at least one kind of lithium oxide powder selected from lithium carbonate or lithium oxide as a first accessory component and vanadium pentoxide powder as a second accessory component are used as starting materials, and x pts.wt. of lithium oxide powder in terms of lithium oxide and y pts.wt. of vanadium pentoxide powder (wherein 0.040≤x≤0.081; 0.02≤y≤0.10) are added to 100 pts.wt of the main component and fired in a temperature range of 1,000-1,200°C. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在不损害压电特性的情况下进行低温烧制的钛酸钡系压电陶瓷。
解决方案：作为主要成分并且平均粒径为0.05-0.10μm的钛酸钡粉末，选自碳酸锂或氧化锂作为第一辅助成分的至少一种氧化锂粉末和五氧化二钒粉末作为第二个辅助部件用作原料，x重量份的氧化锂粉末，以氧化锂和y重量的五氧化二钒粉末（其中0.040≤x≤0.081;0.02≤y≤0.10）加入到100重量份的主要组分中，并在1000-1200℃的温度范围内烧成。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2010047439A Piezoelectric ceramic and manufacturing method thereof 审中-公开
标题翻译：压电陶瓷及其制造方法
公开(公告)号：JP2010047439A
公开(公告)日：2010-03-04
申请号：JP2008211929
申请日：2008-08-20
申请人： Nec Tokin Corp , Necトーキン株式会社
发明人： HASHIMOTO TAKATOSHI , KAWABE MASAYA , SASAKI ATSUSHI
IPC分类号： C04B35/46 , C04B35/462 , H01L41/187 , H01L41/39 , H01L41/43
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic of barium titanate base which has an orthorhombic-tetragonal structure phase transformation temperature t ot of ≤0°C and can be fired at a low temperature of 1,000-1,200°C without spoiling piezoelectricity, and a manufacturing method thereof. SOLUTION: The piezoelectric ceramic is manufactured by adding respectively a lithium oxide as a first sub-component of u pts.wt. in terms of Li 2 O and a niobium oxide as a second sub-component of v pts.wt. in terms of Nb 2 O 5 (wherein 0.040≤u≤0.081; 0.02≤v≤0.10) to a major component of a mixed ratio corresponding to the chemical formula: (1-x)BaTiO 3 -xCaTiO 3 (wherein 0.01≤x≤0.08) and firing. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种钛酸钡基体的压电陶瓷，其具有≤0℃的斜方晶相结构相变温度t ot ，并且可以在低温 1000-1200℃，无破坏压电性，及其制造方法。解决方案：压电陶瓷通过分别加入作为u重量份的第一子组分的氧化锂来制造。根据Li 2 O和作为v重量份的第二子组分的铌氧化物。对于与化学式相对应的混合比例的主要组分：（其中，0.040≤u≤0.081;0.02≤v≤0.10）的Nb 2 O 5 1-x）BaTiO 3 SB 3（其中0.01≤x≤0.08）和烧成。版权所有（C）2010，JPO＆INPIT

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