Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Maho Tanaka0
Fumiya Hatakeyama0
Kenta Kamikura0
Kunihiko Nakamura0
Date of Patent
September 3, 2019
0Patent Application Number
159750640
Date Filed
May 9, 2018
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided is a toner comprising a toner particle including a toner base particle and fine particles present on a surface of the toner base particle, wherein each of the fine particles includes a core fine particle and a condensate of at least one organosilicon compound selected from the group consisting of organosilicon compounds represented by specific structural formulas, the condensate coating the surface of the core fine particle, and in a wettability test of the toner with respect to a methanol/water mixed solvent, a methanol concentration, when a transmittance of light having a wavelength of 780 nm is 50%, is 5.0 to 20.0% by volume:
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