Pigment Red 18
Name:C.I.Pigment Red 18,C.I.12350
Molecular Structure: Single azo
Molecular Formula:C24H17N5O6
Molecular Weight: 471.42
CAS Registry Number:3564-22-5
Manufacturing Methods :4-Methyl-2-nitrobenzenamine diazotization, and 3-Hydroxy-N-(3-nitrophenyl)-2-naphthamide coupling.
Properties and Applications:blue light to dark red. Blue light red to dark red powder. Insoluble in water, slightly soluble in ethanol, acetone and xylene. Light fastness is good, the heat resistance generally. Mainly used in printing ink, paint, coatings, printing, rubber and cosmetics coloring.
Light Fastness | Heat resistance(℃ ) | Sodium carbonate(5%) | Muriatic acid(5%) | Oleic acid | PVC migration | Soap micelle bleeding | |
Melting point | Stable | ||||||
Good | General | unchanging | unchanging | Well | No |
List of Suppliers:
Pigment Maroon Red(Sinochem Liaoning Import & Export Corporation)