Conductive polymer composition and solid electrolyte capacitor using the same

Abstract

The invention provides a conducting polymer composition, which contains polypyrrole and derivates thereof, polythiophene and derivates thereof, polyaniline and derivates thereof, polyacetaldehyde and derivates thereof, poly 1, 2-vinylidene thiophene and derivates thereof, and a conducting polymer compound of polysulfonic acid and conducting polymer formed by copolymers, and contains more than three hydroxy reducible compounds. The conducting polymer composition has high conductibility, and can maintain the conductibility in a high-temperature environment. A solid electrolytic capacitor contains the conducting polymer compound of the conducting polymer and the polysulfonic acid and more than three hydroxy reducible compounds in a solid electrolyte layer. The solid electrolytic capacitor has excellent ESR property and high-temperature invariability.

Description

technical field [0001] The present invention relates to a conductive polymer composition, to a solid electrolyte for use in a solid electrolytic capacitor, and to a solid electrolytic capacitor and a surface mount transmission line element using the solid electrolyte. Background technique [0002] Conductive polymer compositions including conductive polymers are expected to be used in applications requiring electrical conductivity, conductive coatings, antistatic agents, electromagnetic wave shielding materials, transparent conductive materials, battery materials, capacitor materials, sensors, electronic device materials, semi Conductive materials, xerographic parts, transfer parts, electrophotographic materials, etc. [0003] Especially in recent years, along with the digitization of electronic devices, it has been increasingly required to lower the impedance of capacitors used in high-frequency regions. In order to meet this requirement, an anode composed of a porous body...

AI Technical Summary

Problems solved by technology

Moreover, it solves the performance of solid electrolytic capacitors using polymerized conductive polymers, and solves the problem of low performance in high temperature environments.

Images