Solvent Yellow 163 – High-Performance Solvent Dye for Plastics and Polymers
Chemical Name: 1,8-Bis(phenylthio)-9,10-anthracenedione
CAS Number: 13676-91-0
Molecular Formula: C22H12O2S2
Molecular Weight: 372.46
Synonyms: C.I. Solvent Yellow 163; Yellow GHS; Plast Yellow 1006
Product Description
Solvent Yellow 163 is a pure red-light yellow pigment known for its excellent lightfastness, high heat resistance, and color stability. It can withstand temperatures up to 300°C for 5 minutes in styrene or ABS and 360°C for 5 minutes in polycarbonate, making it ideal for applications where color consistency and durability are essential.
The pigment has a fine particle size, ensuring excellent dispersion, vibrant color development, and compatibility with a wide range of polymer systems. It is suitable for injection molding, extrusion, and other processing methods, allowing easy incorporation into existing production lines without affecting mechanical properties.
| Product name | Solvent Yellow 163 |
| Appearance | Yellow powder |
| CAS No. | 13676-91-0 |
| Solubility | Insoluble in water, soluble in organic solvents |
| Style | Solvent Dyes |
| Tinting Strength | 100±2% |
| Purity | ≥99% |
| Packing | 25kg/drum/bag/paper box |
| Melting Point | 193°C |
| Application | Solvent Yellow 163 mainly used for coloring polystyrene plastics, ABS plastics, SAN plastics and polyester plastics, PBT plastics, polycarbonate plastics, polyoxymethylene plastics, polymethyl methacrylate plastics, and can also be used for hard coloring of high-quality polyvinyl chloride plastic, such as PS, ABS, PMMA, PC, PET, polymers, fibers. Can be used in automotive textiles, inks, including inkjet inks.
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| Brand Name | Ecochem Solvent Dyes |
Applications
Solvent Yellow 163 is widely used for coloring:
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Plastics: PS, ABS, SAN, polyester plastics, PBT, polycarbonate, polyoxymethylene, PMMA, and PVC
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Polymers & Fibers: Automotive textiles, high-quality polyvinyl chloride, polyester fibers
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Inks & Coatings: Including inkjet inks and specialty coatings
This pigment is especially suitable for hard coloring applications, providing stable, long-lasting color for high-performance industrial products.
Our Advantages
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Free Samples: Available for testing and comparison of effect and cost performance
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Fast Response: Customer inquiries answered within 2 hours
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Quick Delivery: Same-day shipment available for urgent orders
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Flexible Packaging: Various packaging options tailored to customer requirements
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Technical Support: Guidance on improved coloring formulas and material compatibility
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Sample Management: Sample retention or pre-delivery mailing before bulk shipment
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Certifications: Including REACH certification
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Multiple Payment Options: TT, LC, and others
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Door-to-Door Service: DDP delivery available
Packing Information
Typically packed in 25 kg cardboard drums, paper boxes, or bags with an inner double-layer PE liner. Customized packaging solutions are available according to customer requirements.

