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US 4,788,114 AGranted
Electrode and electrochemical cell
AssigneeInclusion AB
InventorUlf S. E. Rothman
Life of this patent
Estimating the term…
Abstract
In an electrode for an electrochemical cell, the solid active electrode material is accomodated in a plurality of electrolyte-permeable hollow fibres, preferably of yieldable plastic. An electrochemical cell comprises at least one such electrode.
Claims7
An electrode structure for an electrochemical cell, said electrode structure comprising:
- (a) a plurality of microporous hollow fibres formed of a substantially non-conductive material permeable to electrolyte;
- each of said fibres having:
- a diameter of less than 3 millimeters;
- a wall thickness of less than 300 micrometers;
- and, a pore diameter of less than 20 microns;
- and,
- (b) solid active electrode material contained within said hollow fibres.
4 more elements
An electrochemical cell including at least one electrode structure comprising:
- (a) a plurality of microporous hollow fibres formed of a substantially non-conductive material permeable to electrolyte;
- each of said fibres having:
- a diateter of less than 3 millimeters;
- a wall thickness of less than 300 micrometers;
- and, a pore diameter of less than 20 microns;
- and
- (b) solid active electrode material contained within said hollow fibres.
4 more elements
An electrochemical cell including:
- (a) a first electrode structure comprising:
- (i) a plurality of microporous hollow fibres formed of a substantially non-conductive material permeable to electrolyte;
- each of said fibres having:
- a diameter of less than 3 millimeters;
- a wall thickness of less than 300 micrometers;
- and, a pore diameter of less than 20 microns;
- and,
- (ii) solid active electrode material contained within said hollow fibres;
- (b) a second electrode structure comprising:
- (i) a plurality of microporous hollow fibres formed of a substantially non-conductive material permeable to electrolyte;
- each of said fibres having:
- a diameter of less than 3 millimeters;
- and, a pore diameter of less than 20 microns;
- and,
- (ii) solid active electrode material contained within said holow fibres;
- (c) said fibres of said first and second electrode structure being oriented such that first electrode structure fibres are generally oriented adjacent second electrode structure fibres;
- and, second electrode structure fibres are generally oriented adjacent first electrode structure fibres.
14 more elements
Dependencies are inferred from the claim text.