Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 28, 2007
Patent Application Number
10519218
Date Filed
May 27, 2003
Patent Primary Examiner
Patent abstract
A method for the production of a diazo pigment, or a mixture of diazo pigments, according to formula (I) of the specification by azo coupling, wherein the azo coupling product is subjected to a finish in an organic solvent or in an agueous organic solvent with a neutral or alkaline pH.
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