Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
December 7, 2010
Patent Application Number
10570151
Date Filed
June 11, 2004
Patent Primary Examiner
Patent abstract
The toner of the present invention, comprising a colored resin particle and an external additive, wherein said external additive contains a silica fine particle (A) having a Dv50/Dv10 of 1.8 or more, in which Dv10 represents a particle diameter at which a volume cumulative total from small particle diameter side is 10% and Dv50 represents a particle diameter at which the mentioned volume cumulative total is 50%, a volume average particle diameter in the range from 0.1 to 1.0μ, and a sphericity in the range from 1 to 1.3. The toner of the present invention cause less fog, and excellent resolution on the printed image, excellent in cleaning property, and cause less filming.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
