JP4220440B2 - セラミック素子 - Google Patents
セラミック素子 Download PDFInfo
- Publication number
- JP4220440B2 JP4220440B2 JP2004195965A JP2004195965A JP4220440B2 JP 4220440 B2 JP4220440 B2 JP 4220440B2 JP 2004195965 A JP2004195965 A JP 2004195965A JP 2004195965 A JP2004195965 A JP 2004195965A JP 4220440 B2 JP4220440 B2 JP 4220440B2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- ceramic
- piezoelectric
- layer
- electrodes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000919 ceramic Substances 0.000 title claims description 59
- 239000000463 material Substances 0.000 claims description 43
- 238000010304 firing Methods 0.000 claims description 38
- 229910010293 ceramic material Inorganic materials 0.000 claims description 35
- 239000004020 conductor Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 description 92
- 239000007769 metal material Substances 0.000 description 21
- 238000004519 manufacturing process Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 5
- 229910052763 palladium Inorganic materials 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 4
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 4
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Images
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Description
高く、セラミック材料は、セラミック層を構成するセラミック材料と同一の材料であることを特徴とする。
Claims (2)
- セラミック層と、
前記セラミック層に形成された内部電極と、
前記セラミック層に形成されたスルーホール内に配置されており、前記内部電極に接続された貫通電極と、を備え、
前記貫通電極は、前記内部電極よりも、焼成時における収縮率が小さく、
前記貫通電極及び前記内部電極は、導電材料と当該前記導電材料よりも焼成時の収縮率が小さいセラミック材料とを含んでおり、
前記貫通電極の前記セラミック材料の含有率は、前記内部電極の前記セラミック材料の含有率よりも高く、
前記セラミック材料は、前記セラミック層を構成するセラミック材料と同一の材料であることを特徴とするセラミック素子。 - 前記セラミック層と前記内部電極とが交互に複数積層されていることを特徴とする請求項1に記載のセラミック素子。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004195965A JP4220440B2 (ja) | 2004-07-01 | 2004-07-01 | セラミック素子 |
US11/131,203 US7279217B2 (en) | 2004-05-24 | 2005-05-18 | Multilayer ceramic device, method for manufacturing the same, and ceramic device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004195965A JP4220440B2 (ja) | 2004-07-01 | 2004-07-01 | セラミック素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006019524A JP2006019524A (ja) | 2006-01-19 |
JP4220440B2 true JP4220440B2 (ja) | 2009-02-04 |
Family
ID=35793493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004195965A Expired - Lifetime JP4220440B2 (ja) | 2004-05-24 | 2004-07-01 | セラミック素子 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4220440B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9331042B2 (en) | 2012-01-17 | 2016-05-03 | Panasonic Intellectual Property Management Co., Ltd. | Semiconductor device manufacturing method and semiconductor device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101347451B1 (ko) | 2010-04-27 | 2014-01-03 | 울산대학교 산학협력단 | 무연 압전 세라믹 적층형 액추에이터 |
-
2004
- 2004-07-01 JP JP2004195965A patent/JP4220440B2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9331042B2 (en) | 2012-01-17 | 2016-05-03 | Panasonic Intellectual Property Management Co., Ltd. | Semiconductor device manufacturing method and semiconductor device |
Also Published As
Publication number | Publication date |
---|---|
JP2006019524A (ja) | 2006-01-19 |
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