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US 2026/0299450 A1Published application
Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus
AssigneeFUJIFILM Business Innovation Corp.
InventorsKotaro YOSHIHARA, Tsuyoshi Murakami, Asafumi Fujita, Tomoaki Tanaka
Life of this patent
Estimating the term…
Abstract
An electrostatic charge image developing toner includes a toner particle containing a binder resin, a pigment containing a fluorescent pigment, and a release agent, in which a cross-section of the toner particle is observed, the cross-section includes a domain of the release agent, and a contact ratio of the pigment to the domain of the release agent is 5% or more and 30% or less.
Claims20
An electrostatic charge image developing toner comprising:
- a toner particle containing a binder resin, a pigment containing a fluorescent pigment, and a release agent,
- wherein when a cross-section of the toner particle is observed, the cross-section includes a domain of the release agent, and
- a contact ratio of the pigment to the domain of the release agent is 5% or more and 30% or less.
Dependencies are inferred from the claim text.