Invention Grant
US09230722B2 Ferrite ceramic composition, ceramic electronic component, and process for producing ceramic electronic component
有权
铁氧体陶瓷组合物,陶瓷电子部件,以及陶瓷电子部件的制造方法
- Patent Title: Ferrite ceramic composition, ceramic electronic component, and process for producing ceramic electronic component
- Patent Title (中): 铁氧体陶瓷组合物,陶瓷电子部件,以及陶瓷电子部件的制造方法
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Application No.: US14550546Application Date: 2014-11-21
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Publication No.: US09230722B2Publication Date: 2016-01-05
- Inventor: Tomoyuki Ankyu , Atsushi Yamamoto , Yuko Nomiya , Wataru Kanami
- Applicant: MURATA MANUFACTURING CO., LTD.
- Applicant Address: JP Kyoto-fu
- Assignee: Murata Manufacturing Co., Ltd.
- Current Assignee: Murata Manufacturing Co., Ltd.
- Current Assignee Address: JP Kyoto-fu
- Agency: Studebaker & Brackett PC
- Priority: JP2011-192021 20110902
- Main IPC: H01F5/00
- IPC: H01F5/00 ; H01F1/01 ; H01F17/04 ; B32B18/00 ; C04B35/26 ; C04B35/626 ; C04B35/634 ; C04B35/638 ; H01F1/34 ; H01F3/08 ; H01F27/33 ; H01F27/29

Abstract:
This disclosure provides a ferrite ceramic composition, a ceramic electronic component including the ceramic composition, and a process of producing a ceramic electronic component including the ferrite ceramic composition, of which the insulation performance can be secured even when fired simultaneously with a metal wire material containing Cu as the main component, and which can have good electric properties. The ferrite ceramic composition includes an Ni—Mn—Zn-based ferrite having a molar content of CuO of 5 mol % or less and in which, when the molar content (x) of Fe2O3 and the molar content (y) of Mn2O3 are expressed by a coordinate point (x,y), the coordinate point (x,y) is located in an area bounded by coordinate points A (25,1), B (47,1), C (47,7.5), D (45,7.5), E (45,10), F (35,10), G (35,7.5) and H (25,7.5).
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