Description

Pigment Red 141 is a high-performance, synthetic organic pigment known for its excellent color strength and durability. This compound is valued for its ability to provide a clean, bright red hue with strong opacity and good lightfastness properties. It is primarily utilized in demanding industrial applications where consistent color quality and stability are critical. Key industries that rely on this pigment include plastics, coatings, and specialty inks.

Application

• Plastics Coloring: Masterbatch and compound formulations for PVC, polyolefins, and engineering plastics, providing excellent heat stability and dispersion.
• Industrial Coatings: Used in automotive, coil, and powder coatings for its durability, weather resistance, and color consistency.
• Printing Inks: Formulation of high-quality offset, gravure, and flexographic inks, particularly for packaging applications.
• Synthetic Fibers: Mass coloration of fibers such as polypropylene and polyester during the spinning process.
• Rubber Products: Coloring of technical rubber goods, hoses, and seals.
• Artists' Colors: Used in the manufacture of professional-grade artists' paints and colorants.

Basic Information

Product Name	Pigment Red 141
CAS No.	3864-06-0
Molecular Formula	C₃₄H₂₈Cl₂N₆O₆
Molecular Weight	679.53 g/mol
Synonyms	C.I. Pigment Red 141; C.I. 12433; Benzimidazolone Red HFT; Permanent Carmine FBB 02; Pigment Red HF3C; 5-[(2,3-Dihydro-6-methyl-2-oxo-1H-benzimidazol-5-yl)azo]-3-[[2-methoxy-5-[(phenylamino)carbonyl]phenyl]azo]-4-methyl-2-thiophenecarboxylic Acid, Methyl Ester; PV Carmine HF4C; Cromophtal Scarlet R
EINECS	223-389-8

Quality Control

Our production of Pigment Red 141 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance. Each lot is tested against key parameters including color strength, hue, particle size distribution, and rheological behavior. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing the specific test results. Our quality system is designed to meet the demands of global supply chains and can support compliance with relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). Keep away from strong oxidizing agents. The container must be kept tightly closed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Red Powder
Color Strength	100 ± 5% (vs. Standard)
Hue	Conforms to Standard
Purity (HPLC)	≥ 96.0%
Volatile Matter (105°C)	≤ 2.0%
Ash Content	≤ 1.0%
Water Soluble Matter	≤ 1.5%
pH Value (10% Aqueous Slurry)	6.0 - 8.0
Particle Size (D50)	0.2 - 0.5 μm
Oil Absorption	40 - 60 g/100g
Lightfastness (ISO 105-B02)	7-8 (Scale 1-8)
Heat Stability (Plastic)	≥ 280°C

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