This is Copper Phthalocyanine Blue Crude with chemical group Copper -Phthalocyanine Blue. A process for the production of a copper phthalocyanine by a urea method, which enables the production of a highly pure copper phthalocyanine andor its derivative by a uniform reaction, i.e.more...
Take above heated crude material into dumping vessel with spent sulphuric acid (mother liquor from Alpha Blue) and add water.Then start heating up to 95 deg C and maintain for 3 hrs.. Then filter in filter press, wash it , Neutralize it , dry & pulverize it and packed the final pmore...