Patent ID: 9658546
Date: 2017-05-23
CPC Classifications: G03G

Claim:
1. A toner, comprising: a toner particle containing a binder resin and a colorant; and a silica fine particle comprising a silica fine particle A having a number average particle diameter (D1) of primary particle of 5 to 20 nm, and a silica fine particle B having a number average particle diameter (D1) of primary particle of 80 to 200 nm, wherein the silica fine particle B has a half width of a peak of primary particle of 25 nm or less, in a weight-based particle size distribution, and an adhesion of the silica fine particle A is 0.5% by area or less relative to 100% by area of the total area of a polycarbonate thin film when the toner is measured by an adhesive force-measuring method by using the polycarbonate thin film.