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Electrochemical energy storage means

  • US 7,670,720 B1
  • Filed: 09/22/1998
  • Issued: 03/02/2010
  • Est. Priority Date: 09/22/1997
  • Status: Expired due to Fees
First Claim
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1. An electrochemical energy storage device comprising at least two electrodes, a first electrolyte, and a carrier material for said first electrolyte disposed between the electrodes, wherein said carrier material is a porous material having an inner pore structure defining pores with inner surfaces, wherein a second perfluorinated surface-active substance different from said first electrolyte “

  • is present on the inner surfaces of said pores solely in the form of a layer at least partially covering the inner surfaces of said pores, wherein said second substance does not fill said pores, wherein said first electrolyte is contained in said pores with the layer of the second substance being present on the inner surfaces”

    , and wherein said inner pore structure consists essentially of a series of nodes interconnected by fibrils, said nodes generally aligned in parallel, being highly elongated and having an aspect ratio of 25;

    1 or greater.

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