Invention Grant
- Patent Title: Electrolytic capacitor
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Application No.: US15261706Application Date: 2016-09-09
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Publication No.: US10014118B2Publication Date: 2018-07-03
- Inventor: Takayuki Matsumoto , Yoshiaki Ishimaru
- Applicant: Panasonic Intellectual Property Management Co., Ltd.
- Applicant Address: JP Osaka
- Assignee: Panasonic Intellectual Property Management Co., Ltd.
- Current Assignee: Panasonic Intellectual Property Management Co., Ltd.
- Current Assignee Address: JP Osaka
- Agency: McDermott Will & Emery LLP
- Priority: JP2014-065832 20140327
- Main IPC: H01G9/048
- IPC: H01G9/048 ; H01G9/028 ; H01G9/035 ; H01G9/025 ; H01G9/00

Abstract:
An electrolytic capacitor includes a capacitor element. The capacitor element includes a winding body, a solid electrolyte layer containing a conductive polymer, and an electrolytic solution. The winding body is configured to be wound around by an anode member on which a dielectric layer is formed, and a cathode member. The solid electrolyte layer is formed in the winding body. An electrolytic solution is impregnated into the winding body in which the solid electrolyte layer is formed. A volume ratio of the electrolytic solution impregnated into the winding body to the solid electrolyte layer formed in the winding body ranges from 1.27 to 2.54 both inclusive.
Public/Granted literature
- US20160379759A1 ELECTROLYTIC CAPACITOR Public/Granted day:2016-12-29
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