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Solvent Red 24 – Double Azo Dye – Ranbar Red BR

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Ranbar Red BR is an exceptionally performing solvent dye of the bluish-red double azo class, Color Index is Solvent Red 24. This double azo dye is insoluble in water, soluble in ethanol and acetone, and easily soluble in benzene.

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Ranbar Red BR Double Azo Dye – Solvent Red 24

 

Index number: Solvent Red 24 (C.I.26105)
CAS No.: 85-83-6
Chemical structure: Double azo dyes
Molecular formula: C24H20N4O
Molecular weight: 380.44
Color light: blue red

 

Performance parameters:

Physical propertiesFastness characteristics (5=excellent, 1=poor)
Coloring power: 100±5%Acid resistance: 5
Density: 1.2g/cm³Alkali resistance: 5
Melting point: 230℃Ethanol resistance: 5
Decomposition point or range: 320℃ or moreEster resistance: 5
PH value: 6.0-7.0Ketone resistance: 5
Water content: ≤2.0%Soap resistance: 4
Water soluble matter: ≤1.5%Benzene resistance: 5
Oil absorption: 35-45ml/100gLight fastness: 6
Electrical conductivity: ≤500us/cmTemperature resistance: 230-250°C
Sieve residue (80 mesh): ≤5.0% 

 

Ranbar BR Solvent Red 24

 

Product Description:

Ranbar Red BR is an exceptionally performing solvent dye of the bluish-red double azo class, Color Index is Solvent Red 24. It boasts a vivid color, strong tinting power, and outstanding characteristics such as heat resistance, lightfastness, acid-alkali resistance, and solvent fastness. This double azo dye is insoluble in water, soluble in ethanol and acetone, and easily soluble in benzene.

Primarily utilized for coloring various plastics including polystyrene, acetate fibers, organic glass, ABS resin, and rigid polyvinyl chloride (PVC), Ranbar Red BR double azo dye is also well-suited for coloring paints and ballpoint pen inks. Furthermore, it finds application in coloring polyester fibers.

 

Solubility: (g/l)

Acetone20.2
Butyl acetate21.7
Toluene37.3
Dichloromethane32.8
Ethanol12.1
Water<0.1

 

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