Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hiroki Akiyama0
Hiroki Kagawa0
Shuntaro Watanabe0
Date of Patent
August 16, 2022
0Patent Application Number
169879020
Date Filed
August 7, 2020
0Patent Citations
Patent Primary Examiner
CPC Code
A toner comprising a resin that contains an amorphous segment and a crystalline segment as a binder resin, wherein a proportion of a tetrahydrofuran-insoluble matter of a resin component is from 40% by mass to 80% by mass; in differential scanning calorimeter measurement of the tetrahydrofuran-insoluble matter, where a temperature of a maximum endothermic peak is denoted by Tm [° C.] and an endothermic quantity is denoted by H(I) [J/g], the following formulas (1) and (2) are satisfied:
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