US Patent 11835874 Toner

A toner comprising a toner particle comprising a core particle comprising a binder resin and a wax, and a shell formed on a surface of the core particle, wherein the wax comprises a wax A, the shell comprises a resin comprising a functional group B, the wax A has a surface charge density DA of −0.0080 to −0.0025, and an absolute difference |DA−DB| between the surface charge density DA of the wax A and a surface charge density DB of the functional group B is not more than 0.0025.