Pigment Red 68
Name:C.I.Pigment Red 68,C.I.15525
Molecular Structure: Single azo
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C.I.Pigment Red 68,C.I.15525,CAS 5850-80-6,25311-19-7,428.78,C17H10ClN2NaO6S,Permanent Red Toner NCR
Molecular Formula:C17H10ClN2NaO6S
Molecular Weight: 428.78
CAS Registry Number:5850-80-6,25311-19-7
Manufacturing Methods :5-Amino-2-chloro-4-sulfobenzoic acid diazotization, and Naphthalen-2-ol coupling, and then into calcium salt.
Properties and Applications:brilliant yellow red.
Light Fastness | Heat resistance(℃ ) | Sodium carbonate(5%) | Muriatic acid(5%) | Oleic acid | PVC migration | Soap micelle bleeding | |
Melting point | Stable | ||||||
Well | Stable to 140 | Poor | Poor | Well | Bleeding |
List of Suppliers:
Permanent Red Toner NCR(Hoechst A G)
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