Matsushita Electric Industrial Co., Ltd.

Takomoto Oil & Fat Co., Ltd.

Hirohiko Itoh

Susumu Yoshimura

Sohji Tsuchiya

Yasuo Kudoh

Toshikuni Kojima

Yasunari Hoshii

The present invention provides a solid electrolytic capacitor which comprises a first electrode comprising a valve action metal plate one surface of which is covered by an anodic oxidation film, a second electrode which faces the surface of the first electrode having the anodic oxidation film and a layer of a solid electrolyte which is placed between the first and second electrodes and comprises a salt of 7,7,8,8-tetracyanoquinodimethane with a cation of quinoline or isoquinoline the nitrogen atom of which is quarternarized with fluorinated alkyl groups, which has improved reliability at high temperature and increased capacitance, and decreases the formation of poisonous gas during pyrolysis.

Growing community of inventors

Nagoya, Japan

Hirohiko Itoh