Polymer, electrolyte, and lithium ion battery comprising same

The invention provides a polymer, an electrolyte and a lithium ion battery comprising the same. In accordance with an embodiment of the present invention, the polymer is a product of a polymerization reaction of a composition, where the composition comprises a first monomer and a second monomer. The first monomer has a structure represented by formula (I), and the second monomer is a fluorine-containing acrylate, a fluorine-containing alkene, a fluorine-containing epoxy compound, or a combination thereof, where n, m, and l are independently 1, 2, 3, 4, 5, or 6; and R1, R2, R3, R4, R5, and R6 are as defined in the specification. 本发明提供一种聚合物、电解质、以及包含其的锂离子电池。根据本发明实施方式，该聚合物是组合物经聚合反应的产物，其中该组合物包含第一单体以及第二单体。第一单体具有式(I)所示结构，以及该第二单体是含氟丙烯酸酯、含氟烯、含氟环氧化合物、或上述的组合，其中n、m、以及l独立地为1、2、3、4、5、或6；以及，R1、R2、R3、R4、R5、以及R6如说明书所定义。