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Brand
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Fineland Chem
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Color Index
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Pigment Red 179
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Color Index No
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71130
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CAS No
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5521-31-3
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EC No
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226-866-1
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Chemical Group
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Perylene Series
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| Chemical Formula | C₂₆H₁₄N₂O₄ |
Pigment Red 179 (C.I. 71130) is an organic pigment belonging to the perylene pigment class, known for its deep bluish-red shade and strong resistance properties. It typically produces a dark bluish-red to maroon tone and is widely used in coatings, plastics, and other industrial applications requiring durable color performance.
The pigment is based on perylene tetracarboxylic diimide chemistry, forming a highly stable molecular structure. This structure contributes to its resistance to heat, light exposure, and various solvents. Compared with many conventional organic pigments, Pigment Red 179 generally offers improved durability and stability under demanding environmental and processing conditions.
Due to its stable color properties and resistance characteristics, Pigment Red 179 is commonly used in applications where long-term color performance is required.
Pigment Red 179 is a high-value pigment in the perylene red series, presenting a bright and vivid red shade. Primarily recommended for coating applications, it is especially suitable for automobile OEM primers and refinish paints. When blended with other inorganic or organic pigments, the product shows excellent compatibility, effectively extending the color range of quinacridone to the yellowish-red spectrum.
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Test Item
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Specification
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Density (g/cm3 )
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1.51
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Specific Surface Area(m2/g)
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52-54
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Oil Absorption(g/100g)
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17-50
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PH Value
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5.0-7.0
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Moisture Content (%)
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≤1.5
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Total impurities(ppm)
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≤600
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| Heat Resistance (℃) | 200 | Alkali Resistance (1-5) | 5 |
| Light Resistance (Full Shade, 1-8) | 8 | Migration Resistance(1-5) | 5 |
| Light (Reduced tinting, 1-8) | 7 | Ethyl Acetate (1-5) | 5 |
| Weather Resistance (1-5) | 5 | Ethanol (1-5) | 5 |
| Acid Resistance (1-5) | 5 | MEK (1-5) | 5 |
Pigment Red 179 is used in several industrial coloration systems requiring durable red coloration.
Typical applications include:
Automotive coatings
Used in automotive OEM coatings and refinish paint systems.
Industrial coatings
Applied in powder coatings, protective coatings, and general industrial paints.
Plastic coloration
Suitable for engineering plastics such as ABS, polycarbonate (PC), polyethylene (PE), and polypropylene (PP).
Printing inks
Used in certain high-performance printing ink formulations.
The performance characteristics of Pigment Red 179 are influenced by its perylene pigment chemistry and crystalline stability.
Key properties include:
Color shade
Dark bluish-red to maroon tone.
Tinting strength
Moderate to strong tinting strength depending on formulation.
Lightfastness
Generally provides very good resistance to light exposure.
Heat resistance
Suitable for polymer processing at relatively high temperatures.
Weather resistance
Often used in applications requiring stable outdoor color performance.
1. Deep and Luxurious Color with Excellent Tinting Compatibility: Displays a rich, intense yellowish-red hue with elegant and luxurious texture, meeting high-end design needs. It exhibits outstanding compatibility when tinted with various inorganic/organic pigments, extending the quinacridone color gamut to the yellowish-red spectrum and endowing coatings with a unique visual appeal.
2. Superior Lightfastness for Long-Lasting Color Stability: Leveraging perylene pigment technology, it boasts excellent lightfastness. Even under long-term exposure to sunlight or strong light, it maintains color stability, ensuring the long-lasting freshness of outdoor coating colors.
3. Outstanding Weather Resistance and Environmental Adaptability: Effectively resists erosion from various external environmental factors such as wind, sunlight, and moisture. It maintains coating integrity even in harsh conditions, making it an ideal choice for coating applications under severe working environments.
4. Reliable Heat and Solvent Resistance: Features heat stability up to 180~200℃, along with excellent solvent resistance and clear coat compatibility. Its stable core performance meets the requirements of high-demand coating scenarios.
5. Excellent Dispersibility and Wide Application Range: Possesses good dispersibility and compatibility with various coating systems. It is widely applicable to automotive OEM primers, refinish paints, furniture coatings, industrial coatings, etc., providing uniform and rich coloring effects to meet the color application needs of different scenarios.
Pigment Red 179 may present certain limitations depending on the formulation and processing conditions.
Typical limitations include:
Tinting strength may vary depending on dispersion conditions
Color shade may differ slightly depending on formulation and pigment grade
Production complexity may result in higher cost compared with conventional pigments
When selecting Pigment Red 179 for industrial formulations, several factors are typically considered:
Processing temperature of plastics or coatings
Required lightfastness and weather resistance
Compatibility with binder or polymer systems
Dispersion characteristics within the formulation
Different commercial grades may provide variations in particle size distribution and surface treatment designed for specific industrial applications.
| PR179 | MePTC | vatred23 | Red 179 |
| Perylene Red | Perylene Red 2G | pigment red 179 | Pigment Red 179 |
| C.I. Pigment Red 179 | Pigment red 179 (C.I. 71130) | CISOLVENTRED179 | Threne Red GG |
| Indanthren Red FGL. | Vat Red 2G | Palamid Red 41-8005 | Paliogen Red K4180 |
| Perrindo Maroon R-6422 | Predisol Maroon 3B-CAB | Encelac Maroon 4020 | Fastogen Super Maroon PSK |
| Hostaperm Red P2GL-WD | Sunfast Perylene Maroon 179 | Perylene-3,4:9,10-tetracarboxylic acid diimide | N,N′-Bis(2,6-diisopropylphenyl)perylene-3,4:9,10-tetracarboxylic diimide |
| Diimide of perylene-3,4,9,10-tetracarboxylic acid with 2,6-diisopropylaniline | N,N’-DIMETHYL-PERYLENE-TETRACARBONIC ACID – DIAMIDE | variogenmaroon3920 | Anthra[2,1,9-def:6,5,10-d’e’f’]diisoquinoline-1,3,8,10(2H,9H)-tetrone, 2,9-dimethyl- |
Pigment Red 179 is produced by pigment manufacturers worldwide and is typically supplied as a powder pigment for industrial coloration applications including coatings, plastics, printing inks, and powder coatings.
Commercial grades may vary depending on particle size distribution, crystal modification, and dispersion performance designed for particular applications.
● 25KG Kraft Bag, 400kg/500kg Carton Box
● Lead Time: Normally around 15 days after signed contract
1.What color shade does Pigment Red 179 produce?
Pigment Red 179 generally provides a dark bluish-red to maroon shade.
2.What pigment class does Pigment Red 179 belong to?
Pigment Red 179 belongs to the perylene organic pigment family.
3.Can Pigment Red 179 be used in plastics?
Yes. It can be used in plastics such as ABS, PC, PE, and PP depending on processing conditions.
4.Is Pigment Red 179 suitable for automotive coatings?
Yes. It is widely used in automotive coating systems due to its stable color properties and resistance to environmental exposure.