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US 2011/0086268 A1Published application
Electrodes including polyacrylate binders and methods of making and using the same
Assignee3M Innovative Properties Company
InventorDinh Ba LE
Life of this patent
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Abstract
Provided is an electrode composition comprising a powdered material capable of undergoing lithiation and delithiation, and a non-elastomeric binder comprising lithium polyacrylate, along with methods of making and using the same, as well as electrochemical cells incorporating the same.
Claims19
An electrode composition comprising:
- a powdered active material capable of undergoing lithiation and delithiation;
- and
- a non-elastomeric binder comprising lithium polyacrylate,
- wherein the powdered active material comprises a lithium metal oxide comprising at least one of cobalt, manganese, and nickel.
1 more element
An electrochemical cell comprising:
- a positive electrode;
- a negative electrode;
- and
- an electrolyte,
- wherein the positive electrode comprises a non-elastomeric binder comprising lithium polyacrylate, and
- wherein the powdered active material comprises a lithium metal oxide comprising at least one of cobalt, manganese, and nickel.
3 more elements
A method of making an electrochemical cell electrode comprising:
- providing a current collector;
- providing a powdered active material capable of undergoing lithiation and delithiation;
- and
- applying to the current collector a coating that comprises the powdered active material and lithium polyacrylate,
- wherein the powdered active material comprises a lithium metal oxide comprising at least one of cobalt, manganese, and nickel.
2 more elements
Dependencies are inferred from the claim text.