Electricity: electrical systems and devices – Electrolytic systems or devices – Solid electrolytic capacitor
Reexamination Certificate
2008-04-03
2010-12-28
Ha, Nguyen T (Department: 2831)
Electricity: electrical systems and devices
Electrolytic systems or devices
Solid electrolytic capacitor
C361S516000, C361S519000, C361S525000, C361S528000, C361S529000
Reexamination Certificate
active
07859829
ABSTRACT:
An electrolytic capacitor includes a cathode body. The cathode body includes a conductive solid layer having particles of conductive solid, formed using a dispersion including particles of conductive solid and a solvent. The particles of the conductive solid in the dispersion have a first particle size distribution peak and a second particle size distribution peak satisfying μ1>μ2, where μ1and μ2are the average particle size of the first and second particle size distribution peaks, respectively, in particle size distribution measurement. Accordingly, there is provided an electrolytic capacitor reduced in ESR, and further having high withstand voltage and low leakage current.
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Hosogi Masakazu
Kakuma Kenji
Ha Nguyen T
SANYO Electric Co., Ltd.
Shin-Etsu Polymer Co. Ltd.
SUN Electronic Industries Corp.
Westerman Hattori Daniels & Adrian LLP
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