Dry particle based adhesive electrode and methods of making same
First Claim
Patent Images
1. An energy storage product, consisting of:
- a dry fibrillized mix of dry binder and dry carbon particles formed into a continuous self-supporting adhesive electrode film without the substantial use of any processing additives.
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Abstract
A dry process based capacitor and method for making a self-supporting dry adhesive electrode film for use therein is disclosed.
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Citations
52 Claims
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1. An energy storage product, consisting of:
a dry fibrillized mix of dry binder and dry carbon particles formed into a continuous self-supporting adhesive electrode film without the substantial use of any processing additives. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An electrode, the electrode comprising:
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a self-supporting dry film including compacted dry binder and dry carbon particles, wherein the particles are dry intermixed so as to be distributed within the dry film with a gradually decreasing gradient. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A capacitor, comprising;
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a plurality of dry processed particles, the dry processed particles including binder and carbon particles; and a separator, wherein the dry processed particles are dry bonded to the separator. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27)
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28. An energy storage device electrode, comprising:
a dry film, wherein the dry film comprises intermixed dry carbon and dry binder particles, wherein some of the dry carbon and dry binder particles are intermixed within the dry film with a first gradient, wherein some of the dry carbon and dry binder particles are intermixed within the dry film with an opposing different second gradient, wherein the first gradient of particles provides electrode functionality, and wherein the second gradient of particles provides adhesive functionality.
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29. An energy storage device, comprising:
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a housing; a collector, the collector having a surface; an electrolyte, the electrolyte disposed within the housing; and an electrode film consisting of a dry fibrillized mix of dry binder and dry carbon particles formed into a continuous self-supporting adhesive electrode film without the substantial use of any processing additives, wherein the electrode film is impregnated with the electrolyte, and wherein the electrode film is coupled directly to the surface. - View Dependent Claims (30, 31, 32, 33)
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34. An energy storage device structure, comprising:
one or more electrode film, wherein the one or more electrode film is both conductive and adhesive and consists of a dry fibrillized mix of dry binder and dry carbon particles formed into a continuous self-supporting adhesive electrode film without the substantial use of any processing additives, and wherein the one or more electrode film is coupled directly to a current collector.
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35. An energy storage device structure, comprising:
one or more self-supporting dry process based electrode film comprising compacted dry binder and dry carbon particles, wherein the particles are dry intermixed so as to be distributed within the dry film with a gradually decreasing gradient. - View Dependent Claims (36, 37, 38)
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39. A capacitor structure, comprising
a collector; - and
a plurality of dry processed particles coupled to the collector, wherein the particles define a long integral dry electrode film, wherein the film comprises one or more blend of dry particles, wherein a first of the particles comprises activated carbon, conductive carbon, and a fibrillizable binder; and
wherein a second of the particles comprises conductive carbon and adhesive binder, andwherein as a percentage of a weight of the film, the first of the particles comprises between about 80% to 95% activated carbon, between about 0% to 15% conductive carbon, and between about 3% to 15% fibrillizable fluoropolymer; and
wherein as percentage of weight of the film, the second of the particles comprises about 40% to 60% binder, and about 40% to 60% conductive carbon. - View Dependent Claims (40, 41, 42, 43, 44, 45)
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46. An electrode, comprising:
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a collector; and a dry process based electrode film consisting of a dry fibrillized mix of dry binder and dry carbon particles formed into a continuous self-supporting adhesive electrode film without the substantial use of any processing additives, wherein the electrode film is coupled to the collector. - View Dependent Claims (47, 48, 49)
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50. An electrode, comprising:
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a collector; and a dry process based electrode film consisting of a dry fibrillized mix of dry binder, dry carbon particles, and metal conductive particles formed into a continuous self-supporting adhesive electrode film without the substantial use of any processing additives, wherein the electrode film is coupled to the collector.
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51. A capacitor, comprising
a continuous self supporting dry adhesive electrode film consisting of a dry fibrillized mix of dry binder and dry carbon particles formed into the continuous self supporting adhesive electrode film without the substantial use of any processing additives, the film coupled to a collector, the collector shaped into a roll disposed within a sealed aluminum housing.
Specification