Pigment Red 169

Brand	Fineland Chem
Color Index	Pigment Red 169
Color Index No	45160:2
CAS No	12237-63-7
EC No	235-469-2
Chemical Group	Xanthene lake
Chemical Formula	C₆₆H₇₀CuFeN₁₀O₆

Introduction

Pigment Red 169 (CAS 12237‑63‑7), also known as Rhodamine 6G Lake or Irgalite Red, is a high-performance lake pigment featuring a pure, vivid bluish-red hue. Boasting exceptional tinting strength and a deep, vibrant color, it strictly meets the color standards for three-color and four-color printing inks. With a specific surface area of 89 m²/g, this pigment delivers good chemical resistance, reliable heat stability (up to 120–180 °C), and moderate resistance to acids, alkalis, solvents, and alcohols. It maintains stable performance in both water-based and solvent-based systems, making it ideal for color matching with C.I. Pigment Red 57:1. Widely applied in printing inks (especially toluene gravure inks and water-based flexographic inks), plastics, coatings, and textiles, it combines vivid color expression with consistent, durable performance to meet diverse high-quality application needs.

Best Selling

PR169 – DuraPrint®6569 ⬇️TDS
A high-performance bluish-red lake pigment designed for printing applications, featuring vibrant color, excellent lightfastness, thermal stability, and broad compatibility with water- and solvent-based systems.

Physical Properties

Test Item	Specification
Density (g/cm3 )	1.47-2.20
Specific Surface Area(m2/g)	89-92
Oil Absorption(g/100g)	40-50
PH Value	6-9
Bulk Density (lb/gal)	12.2-18.3
Total impurities(ppm)	≤600

Fastness Properties (5=excellent, 1=poor) | Light Fastness (8=excellent, 1=poor)

Heat Resistance (℃)	160	Alkali Resistance (1-5)	4
Light Resistance (Full Shade, 1-8)	5-6	Migration Resistance(1-5)	3-4
Light (Reduced tinting, 1-8)	5	Ethyl Acetate (1-5)	3
Weather Resistance (1-5)	3	Ethanol (1-5)	3
Acid Resistance (1-5)	4	MEK (1-5)	2

Application

Printing Ink: Discover high-performance ink pigments for various printing technologies including water-based, solvent-based, offset, inkjet, UV curing, and decorative applications. More Details

Paint and Coating: Explore a wide range of coating pigments tailored for paints, oils, automotive finishes, industrial applications, concrete, cement, and ceramics. More Details

Plastic: Browse a comprehensive selection of plastic pigments designed for PE, PVC, EVA, rubber, and a variety of engineering plastics. More Details

Special Applications: Find specialized pigments offering unique effects and functionalities for textiles, resins, glazes, metallic finishes, fluorescence, and anti-corrosion needs. More Details

Package and Delivery

● 25KG Kraft Bag, 400kg/500kg Carton Box

● Lead Time: Normally around 15 days after signed contract.

Advantages

●

Vivid & Deep Color Performance: Features a pure, vibrant bluish-red hue with exceptional tinting strength. Boasting a specific surface area of 89 m²/g, it delivers outstanding color brilliance and depth in paints, inks, and plastics, enhancing the visual appeal of end products.
Excellent Lightfastness: Maintains stable color even after long-term light exposure, resisting fading effectively. Ideal for outdoor and long-term applications, ensuring long-lasting, like-new color performance.
Superior Chemical & Thermal Stability: Exhibits reliable resistance to acids, alkalis, solvents, and alcohols. Withstand high temperatures up to 120–180 °C, maintaining consistent color performance in harsh industrial environments and complex processing conditions.
Wide Compatibility & Versatility: Seamlessly adapts to both water-based and solvent-based systems (e.g., toluene gravure inks, water-based flexographic inks). Compatible with substrates including plastics, coatings, textiles, and suitable for color matching with C.I. Pigment Red 57:1, offering flexibility for diverse application needs.
Environmentally Friendly & Safe: Complies with international environmental standards, free of harmful substances. Non-toxic and reliable, supporting eco-friendly industrial development while ensuring high product performance.

Synonyms

C.I. Pigment Red 169
PR169
Naphthol Red B
2,9-Bis(2-carboxyphenyl)anthra[2,1,9-def:6,5,10-d’e’f’]diisoquinoline-1,3,8,10(2H,9H)-tetrone
Anthraquinone-based perylene tetracarboxylic diimide pigment
Perylene-3,4:9,10-tetracarboxylic diimide derivative、
C.I. Pigment Red 169
2-[6-(Ethylamino)-3-(ethylimino)-2,7-dimethyl-3H-xanthen-9-yl] benzoic acid ethyl ester copper-iron complex
RHODAMINE 6G (COPPER FEROCYANIDE)
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