Patent ID: 9590251
Date: 2017-03-07
CPC Classifications: C08F,C08K,H01G,H01M,Y02E,Y02P

Claim:
1. An electrode mixture, comprising: a binder composition comprising a binder and a liquid medium; and an electrode active material, wherein the binder comprises a fluorinated copolymer including at structural unit (A), at least one structural unit (B) and at least one structural unit (C), a molar ratio of the structural unit (C) to a total of all structural units excluding the structural unit (C) is from 0.01/100 to 3/100, the structural unit (A) is at least one structural unit derived from a monomer selected from the group consisting of tetrafluoroethylene, hexafluoropropylene, vinylidene fluoride and chlorotrifluoroethylene, the structural unit (B) is at least one structural unit derived from a monomer selected from the group consisting of ethylene and propylene the structural unit (C) is at least one structural unit derived from a monomer selected from the group consisting of C at least one of the double bonds is a double bond of a vinyl ether group CH