Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 21, 2017
Patent Application Number
15176520
Date Filed
June 8, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided is a toner including toner particle, the toner particle having a core-shell structure having: a core containing a core resin, a colorant, and a wax; and a shell layer containing a resin “A” on a surface of the core, in which: the resin “A” contains a segment having an organopolysiloxane structure; the toner particle has an amount of Si derived from the organopolysiloxane structure of 6.0 or more and 10.0 or less, the amount of Si being measured by X-ray photoelectron spectroscopy; the resin “A” is a polymer of a monomer composition containing a monomer “a” having two or more polymerizable unsaturated groups in one molecule thereof; and the monomer “a” satisfies the following formula (1).(Xa−1.0)×Ya≧3.0×10−5 (1)
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