Description

Kayalon Polyester Light Yellow 5G-S is a high-performance, synthetic organic pigment specifically engineered for demanding coloration applications. This product matters because it delivers exceptional lightfastness, thermal stability, and color consistency, which are critical for maintaining product quality and performance in harsh environments. It is primarily needed by manufacturers in the plastics, synthetic fibers, and coatings industries seeking reliable and vibrant yellow hues.

Application

• Coloration of polyester fibers and yarns (PES, PET).
• Masterbatch and compound production for engineering plastics.
• Industrial and automotive coatings requiring high durability.
• Spin dyeing of synthetic polymers.
• Printing inks for specialized packaging and materials.
• Coloring of polyolefins (PP, PE) and other thermoplastic resins.

Basic Information

Product Name	Kayalon Polyester Light Yellow 5G-S
CAS No.	88651-03-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Disperse Yellow 114; Disperse Yellow 114; Light Yellow 5G-S; Polyester Light Yellow 5G-S; Kayalon Polyester Yellow 5G-S; 1,5-Pyridinedicarboxamide, N1,N5-bis[4-[(2,6-dichloro-4-nitrophenyl)azo]phenyl]-; C.I. 12790
EINECS	Contact for details

Quality Control

Our Kayalon Polyester Light Yellow 5G-S is produced under a stringent quality management system to ensure batch-to-batch consistency and performance reliability. The product undergoes rigorous testing for key parameters including color strength, shade, particle size distribution, and thermal stability. Certificates of Analysis (COA) detailing these specifications are available upon request to support your quality assurance protocols.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow Powder
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to Standard
Moisture Content	≤ 1.0%
Particle Size (D50)	≤ 1.0 μm
Heat Resistance (Polyester)	≥ 280°C
Lightfastness	≥ 7 (ISO 105-B02)

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