Pigment Red 31
Name:C.I.Pigment Red 31,C.I.12360
Molecular Structure: Single azo
C.I.Pigment Red 31,C.I.12360,CAS 6448-96-0,561.54,C31H23N5O6,Duraprint Red Violet R,Fast Rose Red 613,Rubber Bordeaux BF,Ultraprint Red Violet I,Vulcan Fast Bordeaux BF
Molecular Formula:C31H23N5O6
Molecular Weight: 561.54
CAS Registry Number:6448-96-0
Manufacturing Methods :N-(3-amino-4-methoxyphenyl)benzamide diazotization, and 3-Hydroxy-N-(3-nitrophenyl)-2-naphthamide coupling.
Properties and Applications:blue light red. Purple red powder, bright color. Insoluble in water, soluble in ethanol. Lightfastness, heat resistance, sulfidation resistance and good migration resistance. Mainly used for rubber products coloring, also used for printing ink and coating color.
| Light Fastness | Heat resistance(℃ ) | Sodium carbonate(5%) | Muriatic acid(5%) | Oleic acid | PVC migration | Soap micelle bleeding | |
| Melting point | Stable | ||||||
| Well | Stable to 150 | unchanging | unchanging | No | |||
List of Suppliers:
Jiangsu Multicolor Fine Chemical Industry Co.,Ltd.
Aquarine Red Violet 745 (Tennants Textile Colours Ltd)
Duraprint Red Violet R (Colortex Corp.)
Fast Rose Red 613 (Hangzhou Dikai Chemical Co Ltd)
Naphthol Red Ext Dark Shade (Magruder Color Company Inc.)
Pigment Red 31 (CPMA )
Red-031-HS-1059 (Roma Color Inc.)
Red-03l-PC-1048 (Roma Color Inc.)
Rubber Bordeaux BF (Sinochem Liaoning Import & Export Corporation)
Rubber Bordeaux BF ( Shaanxi Foreign Tade )
Sandal Rose FBL ( Sandal Dyestuff Industries (Pvt) Ltd )
Suimei Fast Rubine BB ( Kaseihin Kogyo Kyokai )
Symuler Fast Red 4085 (Dainippon Ink & Chemicals Inc.)
Ultraprint Red Violet I (International Color spa)
Vulcan Fast Bordeaux BF( Hoechst A G )