公开(公告)号：US11600449B2

公开(公告)日：2023-03-07

申请号：US16017165

申请日：2018-06-25

Applicant: Heraeus Deutschland GmbH & Co. KG

Inventor： Akio Ishikawa ,  Udo Merker ,  Klaus Wussow ,  Katrin Asteman

IPC: H01G9/025 ,  C08L25/18 ,  C08L65/00 ,  C09D5/24 ,  H01G9/028 ,  C09D165/00 ,  C08K5/132 ,  H01G11/48 ,  H01G11/56 ,  H01G9/00 ,  C08K5/13

Abstract: The present invention relates to a process for the production of a layer composition (10) with an electrically conductive layer (11), comprising the process steps: a) provision of a substrate (12) with a substrate surface (13); b) formation of a polymer layer (14) comprising an electrically conductive polymer (15) on at least a part of the substrate surface (13); c) application of a liquid stabilizer phase, comprising a stabilizer and a liquid phase, to the polymer layer (14) from process step b), wherein the stabilizer phase comprises less than 0.2 wt. %, based on the stabilizer phase, of the electrically conductive polymer, wherein the stabilizer is an aromatic compound with at least two OH groups, and a layer composition (10) and uses thereof.

公开(公告)号：US11972908B2

公开(公告)日：2024-04-30

申请号：US17630368

申请日：2020-07-30

Applicant: Heraeus Deutschland Gmbh & Co. KG

Inventor： Yayoi Miyazaki ,  Akio Ishikawa ,  Udo Merker

IPC: H01G9/025 ,  H01G9/00 ,  H01G9/15

CPC classification number: H01G9/025 ,  H01G9/0036 ,  H01G9/15

Abstract: The present invention relates to a capacitor comprising i) an electrode body comprising an electrode material, wherein a dielectric layer comprising a dielectric material at least partially covers a surface of the electrode body; ii) a solid electrolyte layer comprising a solid electrolyte material that at least partially covers a surface of the dielectric layer, wherein the solid electrolyte material comprises a conductive polymer; iii) an anode contact that is in contact with the electrode body and that comprises copper, metal-plated copper or a copper-containing alloy; and iv) a cathode contact that is in contact with the solid electrolyte layer; wherein the capacitor further comprises at least one metal ion migration inhibitor. The present invention also relates to a process for the production of a capacitor, to a capacitor obtainable by such a process, to electronic circuit comprising the capacitor according to present invention and to the use of these capacitors in electronic circuits.