Pigment Yellow 155
Pigment Yellow 155 is a bisacetoacetarylide (disazo) yellow with outstanding migration resistance for flexible PVC and polyolefins, registered as C.I. 200310 (CAS 68516-73-4). Heat stability reaches 240°C in plastics systems while light fastness is rated 7-8, keeping colour integrity under outdoor exposure. Typical end uses span Printing inks (gravure/flexo), Packaging inks, Paints and coatings, Plastics coloring.
Key Features
Technical Specifications
| C.I. NO. | 200310 |
| CAS NO. | 68516-73-4 |
| EU NO | 271-176-6 |
| Molecular Formula | C34H32N6O12 |
| Chemical Group | Bisacetoacetarylide |
Physical Data & Fastness Properties
| Acid Resistance | 8 |
| Alkali Resistance | 6 |
| Heat Resistance | 240°C |
| Light Fastness | 7-8 |
Application Fields
This product is widely used in the following application fields, providing excellent coloring performance and durability:
- Printing inks (gravure/flexo)
- Packaging inks
- Paints and coatings
- Plastics coloring
- Masterbatch production
Usage Instructions
Recommended dosage: 0.3–3.0% depending on color strength and application. For plastics/masterbatch, pre-disperse with suitable carrier resin and dispersant; for inks/coatings, mill to target fineness. Processing temperature should be controlled below 240°C (system dependent). Ensure good ventilation and use appropriate PPE. Store sealed in a cool, dry place.
Frequently Asked Questions
What is Pigment Yellow 155 used for?
Pigment Yellow 155 is mainly used for transparent coloring of Printing inks (gravure/flexo), Packaging inks, Paints and coatings, Plastics coloring and other polymers, and can also be used for masterbatch production.
What are the key properties of Pigment Yellow 155?
Pigment Yellow 155 offers a heat resistance of 240°C, and has light fastness rated 7-8, and has a Bisacetoacetarylide chemical structure.
What is the CAS number of Pigment Yellow 155?
The CAS number of Pigment Yellow 155 is 68516-73-4, and its Colour Index number is C.I. 200310.
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