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US 12,607,950 B2Granted
Toner
AssigneeCanon Kabushiki Kaisha
InventorsKeisuke Adachi, Shintaro Noji, Kenji Ookubo
Life of this patent
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Abstract
A toner comprising a toner particle comprising a toner core particle and a shell covering the toner core particle, wherein the shell comprises an organosilicon polymer, the shell encapsulates a domain of a release agent, and in cross-sectional observation of the toner particle by a transmission electron microscope, a ratio of domains of the release agent that are not in contact with the toner core particle to a total number of the observed domains of the release agent is 85% by number or more.
Claims8
A toner comprising a toner particle,
- the toner particle comprising
- a toner core particle and
- a shell covering the toner core particle,
- wherein
- the shell comprises an organosilicon polymer,
- the shell encapsulates a domain of a release agent, and
- in cross-sectional observation of the toner particle by a transmission electron microscope, a ratio of domains of the release agent that are not in contact with the toner core particle to a total number of the observed domains of the release agent is 85% by number or more.
4 more elements
Dependencies are inferred from the claim text.