Positive electrode for battery, and battery
AssigneeGS Yuasa International Ltd.
InventorsKazuo Kuwahara, Shuichi Inaya, Yuichi Ito, Kohei Tsujita, Mitsuhiko Samata
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Abstract
A positive electrode for a battery includes a positive active material, a conductive agent, and a copolymer. The copolymer includes a constituent unit (a) represented by the following general formula (1) and a constituent unit (b) represented by the following general formula (2): (wherein R1, R2, R3, R5, R6, R7 and R9 are the same or different and denote a hydrogen atom, a methyl group or an ethyl group, R4 denotes a hydrocarbon group having 8 to 30 carbon atoms, R8 denotes a linear or branched alkylene group having 2 to 4 carbon atoms, X1 and X2 denote an oxygen atom or NH, and p denotes a number of 1 to 50.)
Claims20
A positive electrode for a battery, comprising:
- a positive active material;
- a conductive agent;
- and
- a copolymer,
- wherein the copolymer includes a constituent unit (a) represented by a following general formula (1) and a constituent unit (b) represented by a following general formula (2):
- wherein R1, R2, R3, R5, R6, R7, and R9 are the same or different and denote a hydrogen atom, a methyl group or an ethyl group, R4 denotes a hydrocarbon group having 8 to 30 carbon atoms, R8 denotes a linear or branched alkylene group having 2 to 4 carbon atoms, X1 and X2 denote an oxygen atom or NH, and p denotes a number of 1 to 50.
Dependencies are inferred from the claim text.