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US 11,600,823 B2Granted
Binder for secondary battery electrode, secondary battery electrode and secondary battery including same, composition for secondary battery electrode for producing said secondary battery electrode, and method for producing said secondary battery electrode
AssigneeLG Energy Solution, Ltd.
InventorYoung Jae Kim
Life of this patent
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Abstract
The present invention provides a binder for a secondary battery electrode, a secondary battery electrode and secondary battery including the same, a composition for a secondary battery electrode for producing the secondary battery electrode, and a method for producing the secondary battery electrode, wherein in the binder for a secondary battery electrode, a copolymer includes a polyvinyl alcohol-derived unit and an ionically substituted acrylate-derived unit, and is cross-linked to each other.
Claims12
A binder for a secondary battery electrode, comprising:
- a copolymer, which comprises a polyvinyl alcohol-derived unit and an ionically substituted acrylate-derived unit, the copolymer being cross-linked,
- wherein —COOR groups present in the copolymer and a cross-linking agent are bonded by an esterification reaction.
Dependencies are inferred from the claim text.