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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 10262797 B1

PDFFull Text
Date of Patent:
Apr. 16, 2019

Filed:

Jan. 25, 2018

Multilayer body and electronic component

Applicant:

Murata Manufacturing Co., Ltd., Nagaokakyo-shi, Kyoto-fu, JP;

Inventor:

Hiroshige Adachi, Nagaokakyo, JP;

Assignee:

MURATA MANUFACTURING CO., LTD., Kyoto, JP;

Attorney:

Keating & Bennett, LLP

Primary Examiner:

Ronald W Leja

Int. Cl.
CPC ...
H02H 1/04 (2006.01); H01G 4/12 (2006.01); B32B 9/00 (2006.01); C03C 3/089 (2006.01); C03C 3/091 (2006.01); C04B 35/16 (2006.01); H01G 4/40 (2006.01); H05K 1/16 (2006.01); H05K 3/46 (2006.01); B22F 7/00 (2006.01); B32B 15/18 (2006.01); B32B 17/06 (2006.01); H01F 27/24 (2006.01); H01F 27/28 (2006.01); H01F 27/40 (2006.01); H01G 4/30 (2006.01); H03H 1/00 (2006.01); H01F 17/00 (2006.01); H01F 27/32 (2006.01); B22F 7/02 (2006.01);
U.S. Cl.
CPC ...
H01G 4/129 (2013.01); B22F 7/008 (2013.01); B22F 7/02 (2013.01); B32B 9/00 (2013.01); B32B 15/18 (2013.01); B32B 17/061 (2013.01); C03C 3/089 (2013.01); C03C 3/091 (2013.01); C04B 35/16 (2013.01); H01F 17/0013 (2013.01); H01F 27/24 (2013.01); H01F 27/2804 (2013.01); H01F 27/32 (2013.01); H01F 27/40 (2013.01); H01G 4/30 (2013.01); H01G 4/40 (2013.01); H03H 1/00 (2013.01); H05K 1/16 (2013.01); H05K 3/46 (2013.01); B22F 2301/35 (2013.01); B32B 2315/02 (2013.01); B32B 2457/16 (2013.01); H01F 2017/0066 (2013.01); H01F 2027/2809 (2013.01); H03H 2001/0085 (2013.01);
Abstract

A multilayer body includes a multilayer structure including a glass ceramic layer including a glass and a filler and a ferrite layer including a ferrite, in which the glass ceramic layer has a glass content of about 30.0% or more by weight and about 80.0% or less by weight and a filler content of about 20.0% or more by weight and about 70.0% or less by weight, the glass included in the glass ceramic layer includes about 0.5% or more by weight and about 5.0% or less by weight RO (R represents at least one selected from the group consisting of Li, Na, and K), about 0% or more by weight and about 5.0% or less by weight AlO, about 10.0% or more by weight and about 25.0% or less by weight BO, and about 70.0% or more by weight and about 85.0% or less by weight SiObased on the total weight of the glass, and the filler included in the glass ceramic layer includes at least one of SiOand AlOand also includes about 5.0% or more by weight and about 15.0% or less by weight of a ferrite based on the total weight of the glass and the filler.

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