Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 24, 2009
Patent Application Number
11802651
Date Filed
May 24, 2007
Patent Primary Examiner
Patent abstract
A pigment composition can be prepared by wet or dry milling a pigment selected from the group consisting of dianthraquinone pigments, diketopyrrolopyrrole pigments and a mixture thereof, in the presence of a compound represented by Formula 1:
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