Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
February 3, 2009
Patent Application Number
11278762
Date Filed
April 5, 2006
Patent Primary Examiner
Patent abstract
A developer includes a carrier and a toner, wherein the toner contains toner particles of at least one binder, at least one colorant, and external additives, wherein the developer has a trimmer clogging value in relation to toner triboelectric charge and toner cohesion expressed according to the equation(−0.80+0.039×(% toner cohesion)+0.026×(toner triboelectric charge) (μC/g))of less than or equal to about 3.2.
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