Composite binder composition for secondary battery, cathode and lithium battery containing the binder composition
AssigneeSamsung SDI Co., Ltd.
InventorsJung-Ock Yeou, Beom-Wook Lee, Sam-Jin Park
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Abstract
In an aspect, a binder composition, a cathode including the same, and a lithium battery including the cathode, wherein the binder composition includes a first fluorine containing binder including a polar functional group; a second fluorine containing binder not including a polar functional group; and a non-fluorine containing binder including a repeating unit resulting from polymerization of an acryl monomer and a repeating unit resulting from polymerization of an olefin monomer, wherein the first fluorine containing binder is a vinylidene fluoride containing binder is provided.
Claims20
A binder composition for a secondary battery, the binder composition comprises:
- a first fluorine containing binder including a polar functional group;
- a second fluorine containing binder not including a polar functional group;
- and
- a non-fluorine containing binder comprising a repeating unit resulting from polymerization of an acryl monomer and a repeating unit resulting from polymerization of an olefin monomer,
- wherein the first fluorine containing binder is a vinylidene fluoride containing binder.
Dependencies are inferred from the claim text.