Canon kabushiki kaisha (20250093791). TONER
TONER
Organization Name
Inventor(s)
YOSHIAKI Shiotari of Shizuoka JP
TONER
This abstract first appeared for US patent application 20250093791 titled 'TONER
Original Abstract Submitted
a toner comprising a toner particle comprising a binder resin, wherein the toner particle comprises a toner base particle and a silicon polymer composite present at a surface of the toner base particle, the silicon polymer composite comprises a silicon polymer and a specific metal atom, and when, in x-ray photoelectron spectroscopy on the toner, a ratio of the number of the specific metal atom is defined as me and a ratio of the number of the silicon atom is defined as sie, and when, in an eds mapping image of constituent elements in a cross section of the toner, a ratio of the number of the specific metal atom to a sum of the number of the silicon atom and the specific metal atom in a region outside a contour of the toner base particle is defined as mx, me, sie, and mx satisfy a specific relationship.