Methods of applying printable lithium compositions for forming battery electrodes
AssigneeFMC Lithium USA Corp.
InventorsKenneth Brian Fitch, Marina Yakovieva, William Arthur Greeter, JR., Jian Xia
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Abstract
A method for depositing lithium on a substrate to form an electrode is provided. The method includes applying a printable lithium composition comprised of lithium metal powder, a polymer binder compatible with the lithium metal powder, a rheology modifier compatible with the lithium metal powder and a solvent compatible with the lithium metal powder and with the polymer binder, to a substrate.
Claims27
A method for depositing lithium on a substrate to form an electrode comprising
- applying a printable lithium composition comprised on a solution basis of 5 to 50 percent of lithium metal powder, 0.1 to 20 percent of a polymer binder compatible with the lithium metal powder, 0.1 to 30 percent of a rheology modifier compatible with the lithium metal powder and 50 to 95 percent of a nonpolar solvent compatible with the lithium metal powder and with the polymer binder, to a substrate.
A method for depositing lithium on a substrate to form an electrode comprising
- printing a printable lithium composition comprised on a solution basis of 5 to 50 percent of lithium metal powder, 0.1 to 20 percent of a polymer binder compatible with the lithium metal powder, 0.1 to 30 percent of a rheology modifier compatible with the lithium metal powder and 50 to 95 percent of a nonpolar solvent compatible with the lithium metal powder and with the polymer binder, to a substrate with a slot die print head.
A method for depositing lithium on a substrate to form an electrode comprising
- extruding a printable lithium composition comprised on a solution basis of 5 to 50 percent of lithium metal powder, 0.1 to 20 percent of a polymer binder compatible with the lithium metal powder, 0.1 to 30 percent of a rheology modifier compatible with the lithium metal powder and 50 to 95 percent of a nonpolar solvent compatible with the lithium metal powder and with the polymer binder onto a substrate.
A method for depositing lithium on a substrate to form an electrode comprising
- roller coating a substrate with a printable lithium composition comprised on a solution basis of 5 to 50 percent of lithium metal powder, 0.1 to 20 percent of a polymer binder compatible with the lithium metal powder, 0.1 to 30 percent of a rheology modifier compatible with the lithium metal powder and 50 to 95 percent of a nonpolar solvent compatible with the lithium metal powder and with the polymer binder, to a substrate.
Dependencies are inferred from the claim text.