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| Customization: | Available |
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| CAS NO.: | 36888-99-0 |
| Formula: | C16h9n5o6 |
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Product Name: Pigment Yellow 139 (C.I. 56298)
Synonyms: PY139, Isoindolinone Yellow, Red Shade Yellow, Permanent Yellow 3R
Chemical Family: Isoindolinone Organic Pigment
Product Overview:
Pigment Yellow 139 is a high-performance isoindolinone organic pigment with a brilliant reddish-yellow shade. Available in over 20 commercial grades, this pigment offers excellent lightfastness, weather resistance, and heat stability. It is an ideal eco-friendly alternative to traditional heavy metal-containing chrome yellow pigments
Key Features:
Superior Light & Weather Fastness: Lightfastness Level 7-8, Weather Fastness Level 4-5 - maintains color stability in demanding outdoor applications
Excellent Heat Resistance: Withstands 250-270°C in HDPE, suitable for high-temperature plastic processing and powder coatings
Outstanding Chemical Stability: Acid and alkali resistance both reach Level 5; excellent migration resistance in flexible PVC with no bleeding issues
Eco-Friendly: Heavy metal-free, safe alternative to chrome yellow pigments. Compliant with RoHS and other environmental regulations
Consistent Shade: Increasing concentration does not affect gloss; pure and brilliant color
Main Applications:
| Application | Specific Uses |
|---|---|
| Coatings & Paints | Automotive coatings (OEM & refinish), industrial coatings, powder coatings, coil coatings, architectural paints. Excellent for replacing chrome yellow when combined with inorganic pigments |
| Plastics | HDPE, PP, PVC, PS, ABS, unsaturated resins - ideal for polypropylene and unsaturated resin applications |
| Inks | High-grade printing inks, packaging inks, transparent inks |
| Others | Rubber products, fiberglass coloring, textile printing pastes, stationery, artist colors |
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