The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 10, 2015

Filed:

Sep. 16, 2013
Applicant:

Avx Corporation, Fountain Inn, SC (US);

Inventors:

Jan Petrzilek, Usti nad Orlici, CZ;

Martin Biler, Lanskroun, CZ;

Mitchell D. Weaver, Simpsonville, SC (US);

Assignee:

AVX Corporation, Fountain Inn, SC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/04 (2006.01); H01G 9/08 (2006.01); C25D 7/00 (2006.01); H01G 9/052 (2006.01); C25D 3/50 (2006.01); C25D 11/04 (2006.01); C25D 11/26 (2006.01); C23C 18/44 (2006.01);
U.S. Cl.
CPC ...
H01G 9/08 (2013.01); C25D 7/00 (2013.01); H01G 9/052 (2013.01); C23C 18/44 (2013.01); C25D 3/50 (2013.01); C25D 11/04 (2013.01); C25D 11/26 (2013.01);
Abstract

A wet electrolytic capacitor that contains a casing within which is positioned an anode formed from an anodically oxidized sintered porous body and a fluidic working electrolyte is provided. The casing contains a conductive coating disposed on a surface of a metal substrate. The casing contains a metal substrate coated with a conductive coating. The conductive coating contains a conductive polymer layer formed through anodic electrochemical polymerization ('electro-polymerization') of a colloidal suspension on the surface of the metal substrate. The conductive coating also contains a precoat layer that is discontinuous in nature and contains a plurality of discrete projections of a conductive material that are deposited over the surface of the metal substrate in a spaced-apart fashion so that they form 'island-like' structures.


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