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...
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 &...
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