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Electrochemical device

  • US 6,940,628 B2
  • Filed: 02/09/2004
  • Issued: 09/06/2005
  • Est. Priority Date: 03/27/1996
  • Status: Expired due to Fees
First Claim
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1. A display element of the information screen or advertising panel type, comprising:

  • a plurality of juxtaposed electrochemical devices, each comprising at least one substrate (1,7), at least one electroconductive layer (2,6), at least one electrochemically active layer (3,5) that is capable of reversibly inserting ions, and an electrolyte (4), wherein the electrolyte (4) is a layer or a multilayer stack comprising at least one layer (4b) made of an ionically conductive material that is capable of reversibly inserting said ions but whose overall degree of oxidation is maintained essentially constant.

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