Product Description
Color Index: Pigment Red 52:1
iSuoChem Codes: BR521-G (Universal type), BR521-HT (High gloss, high transparent type).
Synonyms: C.I. Pigment Red 52:1, C.I.15860:1, C.I.PR52:1, PR52:1, P.R.52:1, and Lithol Scarlet Red S6B.
C.I. No.: 15860:1
CAS RN NO.: 17852-99-2
EINECS NO.: 241-808-5
Chemical Group: Monoazo Lake
Molecular weight: 420.82
Molecular formula: C18H11ClN2O6S
This organic pigment red 52:1(PR52:1) belongs to the monoazo lake family of organic pigments, containing an azo group (-N=N-) in its chemical structure. The ":1" designation indicates it is in calcium salt form. It is characterized by its fine particle size, high transparency, and excellent dispersibility and leveling properties in various systems.
Pigment Red 52:1 offers heat resistance of 180°C and a lightfastness rating of grade 6, ensuring stable color performance in most application environments. Compared to Pigment Red 57:1, its shade is more bluish and it exhibits no thickening in water-based ink systems, addressing the application challenges of traditional lake pigments in water-based systems.
This pigment also exhibits moderate acid and alkali resistance and good solvent resistance, making it suitable for a variety of complex applications. Its high tinting strength means that a relatively low dosage can achieve the desired coloring effect, offering excellent economical performance.
Pigment Red 52:1 Properties
Acid Resistance Grade |
5 |
Alkali Resistance Grade |
5 |
Alcohol Resistance Grade |
5 |
Density |
1.68 |
Heat Resistance |
180°C |
Light Fastness |
6 |
PH Value |
7.0-8.0 |
Oil Absorption | 45-55 g/100g |
Soap Resistance |
4 |
Bleeding Resistance |
4 |
Download: Organic Pigment Red Catalog
Pigment Red 52:1 International Brand&Code
100S Flushed Color (A18-1276) SNCG
BON Rubine MCC
Bon Rubine 1305 EHC
Bon Rubine 1306 EHC
Foscolor Red 52:1 FOS
Predisol Rubine 5B-C (PRC-9560) SNCG
Spectra PAC C Red 52:1 (218-3018) SNCG
Sunbrite Red 52:1 (218-0640) SNCG
Sunbrite Red 52:1 (218-3538) SNCG
Sunbrite Red 52:1 (218-6243) SNCG
Symuler Red 3058 DIC
Pigment Red 52:1 Applications
Printing Inks: Red 52:1 is suitable for solvent-based packaging printing inks. These Gravure ink is including PA, PP, and NC systems. Pigment red 52:1 is highly recommended for NC gravure inks. It can also be used in water-based inks without causing thickening.
Industrial Coatings: Also can be used in various industrial paints and decorative solvent-based coatings, providing a vibrant red hue and excellent durability.
Plastics: Also can be used in coloring a variety of plastics, including polyolefins and engineering plastics.
Note: This pigment performs exceptionally well in applications requiring high transparency and gloss. It is particularly suitable for replacing Pigment Red 57:1 in water-based systems, resolving the technical challenge of thickening traditional lake pigments in water-based systems.
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