Description

Pigment Red 146 is a high-performance, monoazo-based organic pigment known for its excellent color strength and durability. This pigment is valued for providing a clean, bluish-red shade with strong tinting power and good overall fastness properties. It is a critical component for formulators seeking reliable and consistent coloration in demanding industrial applications. Key industries that utilize this pigment include plastics, coatings, inks, and synthetic fibers.

Application

• Coloration of plastics such as PVC, polyolefins (PP, PE), and engineering resins.
• Manufacturing of high-quality industrial and automotive coatings requiring weather resistance.
• Formulation of printing inks, including offset, gravure, and flexographic inks.
• Mass pigmentation of synthetic fibers like polypropylene and polyester.
• Coloring of masterbatches and concentrates for plastic processing.
• Use in specialty applications such as artists' colors and decorative cosmetics where regulations permit.

Basic Information

Item	Detail
Product Name	Pigment Red 146
CAS No.	5280-68-2
Molecular Formula	C24H20ClN5O4
Molecular Weight	477.90 g/mol
Synonyms	C.I. Pigment Red 146; Permanent Carmine FBB 02; C.I. 12485; 5-[(2,5-Dichlorophenyl)azo]-3-(2-methoxyphenylcarbamoyl)-2,4,6(1H,3H,5H)-pyrimidinetrione; 5-[(2,5-Dichlorophenyl)azo]-6-hydroxy-4-methyl-3-[[2-methoxy-5-[(methylamino)carbonyl]phenyl]azo]-2-pyridinone; Pigment Scarlet; Carmine FBB; Contact for additional trade names.
EINECS	226-109-5

Quality Control

Our Pigment Red 146 is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance. Quality is verified through comprehensive testing of key parameters including colorimetric values, particle size distribution, and chemical purity. We provide full traceability and support our products with Certificates of Analysis (COA) upon request, confirming compliance with agreed specifications.

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 incompatible materials and sources of ignition. Due to its light-sensitive nature, prolonged direct exposure to light should be avoided during storage and handling.

Specification

Item	Specification
Appearance	Red Powder
Identification (IR)	Conforms
Color Strength	100 ± 5% (vs. Standard)
Hue	Within agreed tolerance
Particle Size (D50)	Contact for details
Volatile Matter	≤ 2.0%
Resistance Properties	Light Fastness, Heat Stability, Migration: Contact for grades

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