18583599. CONDUCTIVE POLYMER DISPERSION LIQUID, ELECTROLYTIC CAPACITOR, AND METHOD FOR PRODUCING ELECTROLYTIC CAPACITOR simplified abstract (PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.)
CONDUCTIVE POLYMER DISPERSION LIQUID, ELECTROLYTIC CAPACITOR, AND METHOD FOR PRODUCING ELECTROLYTIC CAPACITOR
Organization Name
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Inventor(s)
Tomoyuki Tashiro of Yamaguchi (JP)
Kazuhiro Takatani of Hyogo (JP)
Shumpei Matsushita of Yamaguchi (JP)
CONDUCTIVE POLYMER DISPERSION LIQUID, ELECTROLYTIC CAPACITOR, AND METHOD FOR PRODUCING ELECTROLYTIC CAPACITOR - A simplified explanation of the abstract
This abstract first appeared for US patent application 18583599 titled 'CONDUCTIVE POLYMER DISPERSION LIQUID, ELECTROLYTIC CAPACITOR, AND METHOD FOR PRODUCING ELECTROLYTIC CAPACITOR
The patent application describes a method for producing an electrolytic capacitor, involving the preparation of an anode foil with a dielectric layer, a cathode foil, and a fiber structure, as well as the production of a separator using a conductive polymer dispersion liquid and the stacking of the anode foil, separator, and cathode foil to create a capacitor element.
- The method utilizes a conductive polymer dispersion liquid containing a conductive polymer component and water as the dispersion medium.
- The fiber structure, which makes up the separator, consists of synthetic fibers in a high amount of 50% or more by mass.
- The fiber structure has a density of 0.2 g/cm³ or higher but less than 0.45 g/cm³, ensuring optimal performance in the capacitor element.
Potential Applications: - This technology can be applied in the manufacturing of various electronic devices requiring high-performance capacitors. - It can be used in energy storage systems, power supplies, and other electronic equipment where capacitors are essential.
Problems Solved: - The method addresses the need for improved electrolytic capacitors with enhanced performance and reliability. - It provides a solution for producing capacitors with a more efficient separator design.
Benefits: - Enhanced capacitor performance and durability. - Cost-effective production method for high-quality capacitors. - Improved energy storage capabilities in electronic devices.
Commercial Applications: - Commercial applications include the production of capacitors for consumer electronics, automotive electronics, and industrial equipment. - This technology can benefit manufacturers looking to enhance the performance of their electronic products.
Questions about the technology: 1. How does the use of a conductive polymer dispersion liquid improve the performance of the electrolytic capacitor? 2. What are the advantages of using a fiber structure with a high density in the separator of the capacitor element?
Original Abstract Submitted
Disclosed is a method for producing an electrolytic capacitor, the method including the steps of: preparing an anode foil that includes a dielectric layer, a cathode foil, and a fiber structure; preparing a conductive polymer dispersion liquid that contains a conductive polymer component and a dispersion medium; producing a separator by applying the conductive polymer dispersion liquid to the fiber structure and then removing at least a portion of the dispersion medium; and producing a capacitor element by sequentially stacking the anode foil, the separator, and the cathode foil. The dispersion medium contains water. The fiber structure contains a synthetic fiber in an amount of 50 mass % or more. The fiber structure has a density of 0.2 g/cmor more and less than 0.45 g/cm.
