Title:
セラミック基板の製造方法及びセラミック基板
Document Type and Number:
Japanese Patent JP6962501
Kind Code:
B2
Abstract:
A method for manufacturing a ceramic substrate that includes preparing a plurality of ceramic green sheets, at least one of the plurality of ceramic green sheets having a disappearance material that disappears by firing in a recessed portion formation planned region of the at least one of the plurality of ceramic green sheets; forming a mother multilayer body by laminating the plurality of ceramic green sheets such that the at least the one ceramic green sheet having the disappearance material is positioned on an uppermost layer of the mother multilayer body; and forming a recessed portion in the mother multilayer body before firing by pressing the recessed portion formation planned region of the mother multilayer body.
Inventors:
Choi Hiroki
Application Number:
JP2021511244A
Publication Date:
November 05, 2021
Filing Date:
February 28, 2020
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
H01L23/12; H01L23/08; H05K1/03
Domestic Patent References:
| JP2010205844A | ||||
| JP2019046966A | ||||
| JP2006185989A | ||||
| JP2009141368A | ||||
| JP2002151855A |
Foreign References:
| WO2008018227A1 |
Attorney, Agent or Firm:
Sakai International Patent Office
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