Molecular Structure:

Product description: Solvent Black 3/Transparent Black 4B C .I . NO:Solvent Black 3 CAS NO:4197-25-5 Molecular Formula:C29H24N6 Molecular Weight: 456.54 Manufacturing Methods :aniline diazotization, and Naphthalen-1-amine coupling, and its product to diazotization, and 2,2-Dimethyl-2,3-dihydro-1H-perimidine coupling. Properties and Applications: Blue-black. Soluble in ethanol, acetone and toluene. In concentrated sulfuric acid for purple light black, dilution after deep green light blue, blue to black precipitation. Dye ethanol solution to join concentrated hydrochloric acid for blue black; Join concentrated sodium hydroxide solution for skipper. List of Suppliers: Solvent Black 4B Transparent Black 4B Transparent Black B Oil Black 3 Oil Black 4B Oil Black Black701 BlackX 60 Black-6 Black BN Black 3 Oil Black Black HZ Fat Black HB Fat Black HB 02 Black 2843 Black 2B Black I Black HB Black X60 Oil Black 3 Oil Black 860 Oil Black BT Oil Black Crude Oil Black HB Oil Black HZ Black BT Black HZ Black 3 Oil Black 860 Oil Black HBB Oil Black HZ Black 3 Black OBB Black 24620 Black 2B Oil Black BT Black B Black BB Black BN Physical & Chemical Properties Test items Specification Appearance Deep black powder Shade BLUISH Heat resistance 160 °C min Light fastness 6-7 Acid resistance 5 Alkali resistance 5 Water resistance 5 Density 1.45 g/cm3 Residue on 80 mesh 5.0% max Water soluble 1.0% max Volatile matter at 105 °C 1.0% max Tinting strength 100±2% Note: The above technical data is only used for reference.The application, use and process of the products provided by our company, are not controlled by our company,we hope that the user should test the goods before mass use to verify whether Suitable for the process and use of your products. Packages: 25kgs/Pallets