Lithium metal secondary battery
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsTomohisa Okazaki, Akira Kano
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Abstract
A lithium metal secondary battery includes: a positive electrode including a positive electrode active material which contains a lithium transition metal oxide; a negative electrode which is disposed to face the positive electrode, which includes a negative electrode collector, and on which a lithium metal is precipitated in charge; a separator provided between the positive electrode and the negative electrode; and an electrolyte which is impregnated in the separator and which contains a lithium halogenated compound in an amount of more than 0.1 to less than 10 percent by weight and at least one selected from a fluorinated cyclic carbonate and a fluorinated oxalate complex.
Claims8
A lithium metal secondary battery comprising:
- a positive electrode including a positive electrode active material which contains a lithium transition metal oxide;
- a negative electrode which is disposed to face the positive electrode, which includes a negative electrode collector, and on which a lithium metal is precipitated in charge;
- a separator disposed between the positive electrode and the negative electrode;
- and
- an electrolyte which is impregnated in the separator and which contains a lithium halogenated compound in an amount of more than 0.1 to less than 10 percent by weight and at least one selected from a fluorinated cyclic carbonate and a fluorinated oxalate complex.
Dependencies are inferred from the claim text.