Invention Grant
- Patent Title: Dielectric ceramic composition and electronic device
- Patent Title (中): 介电陶瓷组合物和电子器件
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Application No.: US13773370Application Date: 2013-02-21
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Publication No.: US08853115B2Publication Date: 2014-10-07
- Inventor: Toshihiro Iguchi , Akitoshi Yoshii , Tatsuya Kojima , Satoshi Takagi
- Applicant: TDK Corporation
- Applicant Address: JP Tokyo
- Assignee: TDK Corporation
- Current Assignee: TDK Corporation
- Current Assignee Address: JP Tokyo
- Agency: Arent Fox LLP
- Priority: JP2012-044017 20120229
- Main IPC: C04B35/495
- IPC: C04B35/495 ; C04B35/50 ; H01G4/10 ; C04B35/626 ; H01G4/12 ; H01G4/30 ; C01G33/00

Abstract:
A dielectric ceramic composition comprising a compound shown by a general formula {A1−x(RE)2x/3}y-D2O5+y having tungsten bronze-type structure and an oxide of “M”. “A” is at least one selected from Ba, Ca, Sr and Mg, “D” is at least one selected from Nb and Ta, “RE” is at least one selected from Sc, Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu, “x” and “y” satisfies 0 0, respectively and said “M” is at least one selected from Al, Si, B and Li. It is preferable to further comprise Mg oxide.
Public/Granted literature
- US20130222969A1 DIELECTRIC CERAMIC COMPOSITION AND ELECTRONIC DEVICE Public/Granted day:2013-08-29
Information query
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