Pigment Red 144-Corimax Red BRN

Product parameter list

Color Index No.	Pigment Red 144
Product name	Corimax Red BRN
Product category	Organic Pigment
CAS Number	5280-78-4
EU Number	226-106-9
Chemical Family	Bisazo
Molecular Weight	828.94
Molecular Formula	C40H23Ci5N6O4
P.H. Value	5.5-6.8
Density	1.45-1.55
Oil Absorption(ml/100g)%	33-43
Light Fastness(coating)	7
Heat Resistance(coating)	200
Light Fastness(plastic)	7-8
Heat Resistance(plastic)	280
Water Resistance	4-5
Oil Resistance	4-5
Acid Resistance	5
Alkali Resistance	5
Color
Hue distribution

Application：
Recommended for automotive paints, architectural coatings, industrial paints, powder coatings, printing pastes, PVC, rubber, PS, PP, PE, PU, water based inks, solvent inks, UV inks.
Suggested for coil coatings, offset inks.

Related Information

English name: Pigment Red 144
English alias: CIPigment Red 144; PR144; Cromophtal Red BRN; 2-Naphphalenecarboxamide, N, N '-(2-chloro-1,4-phenlene) bis [4-[(2,5-dichlorophenyl) azo]- 3-hydroxy (4E, 4'E) -N, N '-(2-chlorobenzene-1,4-diyl) bis {4- [2- (2,5-dichlorophenyl) hydrazinylidene] -3-oxo-3, 4-dihydronaphthalene-2-carboxamide}; N- [2-chloro-4-[[4- (2,5-dichlorophenyl) azo-3-hydroxy-naphthalene-2-carbonyl] amino] phenyl] -4- (2 , 5-dichlorophenyl) azo-3-hydroxy-naphthalene-2-carboxamide; Large Molecular Red BR
CAS number: 5280-78-4
EINECS number: 226-106-9
Molecular formula: C40H23Cl5N6O4
Molecular weight: 828.9134
InChI: InChI = 1 / C40H23Cl5N6O4 / c41-22-9-12-29 (43) 33 (17-22) 48-50-35-25-7-3-1-5-20 (25) 15-27 ( 37 (35) 52) 39 (54) 46-24-11-14-32 (31 (45) 19-24) 47-40 (55) 28-16-21-6-2-4-8-26 ( 21) 36 (38 (28) 53) 51-49-34-18-23 (42) 10-13-30 (34) 44 / h1-19,52-53H, (H, 46,54) (H, 47,55)

Molecular Structure：

Physical and chemical properties:

Hue or color light: blue light red
Relative density: 1.45-1.55
Bulk density / (lb / gal): 12.0-12.9
Melting point / ℃: 380
Particle shape: needle
Specific surface area / (m2 / g): 34
pH value / (10% slurry): 5.5-6.8
Oil absorption / (g / 100g): 50-60
Covering power: translucent

Product Usage:

The pigment gives a neutral or slightly bluish red color, has high tinting strength (only 0.7% pigment concentration is required to reach 1 / 3SD) and excellent light fastness. It is mainly used for coloring plastics and printing inks; for polybenzene Ethylene, polyurethane coloring, polypropylene pulp coloring, heat resistance in HDPE is 300 ° C, light resistance is 7-8 (1 / 3S); high specific surface area dosage form (50-90m2 / g) can be used for high-end printing ink, Resistant to varnish and sterilization, used for metal decorative printing inks; also used in architectural decorative coatings.