公开(公告)号：US20150280105A1

公开(公告)日：2015-10-01

申请号：US14674466

申请日：2015-03-31

Applicant: TDK CORPORATION

Inventor： Yuko SAYA ,  Taku MASAI ,  Masahito FURUKAWA ,  Masamitsu HAEMORI

IPC: H01L41/187 ,  H01L41/083

CPC classification number: H01L41/1878 ,  B32B18/00 ,  C04B35/475 ,  C04B35/6261 ,  C04B35/62655 ,  C04B35/62675 ,  C04B35/638 ,  C04B2235/3201 ,  C04B2235/3206 ,  C04B2235/3217 ,  C04B2235/3232 ,  C04B2235/3272 ,  C04B2235/3298 ,  C04B2235/442 ,  C04B2235/449 ,  C04B2235/6562 ,  C04B2235/6565 ,  C04B2235/768 ,  C04B2235/785 ,  C04B2235/786 ,  C04B2237/346 ,  C04B2237/68 ,  C04B2237/704 ,  C23C14/08 ,  H01L41/0805 ,  H01L41/083

Abstract: The present invention aims to provide a piezoelectric composition and a piezoelectric element containing the piezoelectric composition. In the piezoelectric composition, the main component contains a substance represented by the following formula with a perovskite structure, (Bi(0.5x+y+z)Na0.5x)m(Ti(x+0.5y)Mg0.5yAlkzCo(1−k)z)O3 0.15≦x≦0.7, 0.28≦y≦0.75, 0.02≦z≦0.30, 0.17≦k≦0.83, 0.75≦m≦1.0, and x+y+z=1.

Abstract translation: 本发明的目的在于提供一种压电组合物和含有压电组合物的压电元件。 在压电组合物中，主成分含有钙钛矿结构的下式表示的物质（Bi（0.5x + y + z）Na 0.5 x）m（Ti（x + 0.5y）Mg 0.5 y Al z z Co（1- k）z）O3 0.15＆nlE; x＆nlE; 0.7,0.28＆amp; nlE; y＆nlE; 0.75,0.02＆amp; nlE; z＆nlE; 0.30,0.17和nlE; k＆nlE; 0.83,0.75＆amp; nlE; m＆nlE; 1.0和x + y + z = 1。

公开(公告)号：US20150103470A1

公开(公告)日：2015-04-16

申请号：US14515031

申请日：2014-10-15

Applicant: TDK Corporation

Inventor： Yuko SAYA

IPC: H01G11/80 ,  H01G11/58 ,  H01G11/74 ,  H01G11/52 ,  H01G11/26

CPC classification number: H01G11/80 ,  H01G11/26 ,  H01G11/74 ,  H01G11/82 ,  Y02E60/13

Abstract: An electrochemical device comprises an element body 10 in which a pair of a first inner electrode and a second inner electrode are laminated to sandwich a separator layer; an exterior sheet 4 covering the element body; a first lead terminal 18 drawn to an outside of the exterior sheet 4; and a second lead terminal 28 drawn to the outside of the exterior sheet 4. A proof stress of the exterior sheet is 390 to 980 N/mm2 in JIS Z2241, and a hardness of the exterior sheet is 230 to 380 Hv in Vickers hardness (JIS Z2244).

Abstract translation: 电化学装置包括元件体10，其中层叠一对第一内部电极和第二内部电极以夹持隔离层; 覆盖元件主体的外部片材4; 被引导到外部片材4的外部的第一引线端子18; 以及被拉伸到外部片材4的外侧的第二引线端子28.在JIS Z2241中，外部片材的屈服应力为390〜980N / mm 2，外部片材的硬度为维氏硬度为230〜380Hv（ JIS Z2244）。