Description

C.I. Pigment Orange 49 is a high-performance, synthetic organic pigment belonging to the benzimidazolone class. This pigment is valued for its excellent color strength, good lightfastness, and strong heat stability, making it a reliable choice for demanding applications. It is primarily used by manufacturers in the coatings, plastics, and printing ink industries to impart a vibrant and durable orange hue.

Application

• Industrial Coatings: Used in automotive OEM and refinish paints, industrial machinery coatings, and coil coatings for its durability and weather resistance.
• Plastics Coloring: Suitable for coloring a wide range of polymers, including PVC, polyolefins (PP, PE), and engineering plastics, where heat stability during processing is critical.
• Printing Inks: Employed in the formulation of packaging inks, decorative inks, and other specialty printing inks requiring good color consistency and fastness properties.
• Masterbatch Production: A key component in the manufacture of color concentrates and masterbatches for the plastics industry.
• Synthetic Fibers: Used in the mass pigmentation of synthetic fibers such as polypropylene and polyamide.
• Artist Colors: Incorporated into high-grade artist paints and acrylics for professional use.

Basic Information

Product Name	C.I. Pigment Orange 49
CAS No.	71819-75-5
Molecular Formula	C18H12Cl2N6O4
Molecular Weight	447.23 g/mol
Synonyms	Pigment Orange 49; Benzimidazolone Orange H4G; C.I. 11765; PO49; 5-[(2,3-Dihydro-6-methyl-2-oxo-1H-benzimidazol-5-yl)azo]-2,4,6(1H,3H,5H)-pyrimidinetrione; 1H-Benzimidazol-5-ol, 2,3-dihydro-6-methyl-2-oxo-, monoazo dye; Novoperm Orange H4G; Hostaperm Orange H4G; Irgazin Orange 4G
EINECS	Contact for details

Quality Control

Our C.I. Pigment Orange 49 is manufactured under a strict quality management system. Each batch is tested against rigorous internal specifications to ensure consistent coloristic properties, chemical purity, and physical performance. Certificates of Analysis (COA) detailing key parameters such as color strength, hue, and residue on sieve are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange Powder
Identification (IR)	Conforms
Color Strength	100% ± 5% (vs. Standard)
Hue	Within agreed tolerance
Residue on Sieve (45μm)	≤ 1.0%
Volatile Matter (at 105°C)	≤ 2.0%
pH Value (10% Aqueous Slurry)	6.0 - 8.0
Lightfastness (1-8 Scale)	≥ 6
Heat Stability (5 min at °C)	≥ 200°C

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.