Patent Number: 9,384,907

Title: Current-conducting electrode and corresponding manufacturing process

Abstract: The present invention relates in particular to a conductive electrode for an electrical energy storage system (1) having an aqueous electrolyte solution, said electrode comprising a metallic current collector (3) and an active material (7), said metallic current collector (3) comprising a protective conductive layer (5) placed between said metallic current collector (3) and said active material (7), characterized in that said protective conductive layer (5) comprises: --between 30% and 85% as a proportion by weight of dry matter of a copolymer matrix, --between 70% and 15% as a proportion by weight of dry matter of conductive fillers, in addition to the proportion by weight of dry matter of copolymer in order to achieve a total of 100%.

Inventors: Dufour; Bruno (Champagne sur Seine, FR), Ayme-Perrot; David (Huningue, FR), Dieudonne; Marie (Laguiole, FR), Sonntag; Philippe (Hericy, FR)

Assignee: Hutchinson

International Classification: H01G 11/28 (20130101); H01G 11/70 (20130101); H01G 11/84 (20130101); H01G 11/68 (20130101); H01M 4/02 (20060101); H01G 11/58 (20130101); H01G 9/145 (20060101); H01G 9/00 (20060101)

Expiration Date: 2020-07-05 0:00:00