Pigment YELLOW SY-263
CI : Pigment Yellow 191
Chemical Class: Condensed Disazo Pigment
CAS No.: 129423-54-7
EINECS No.: Not Available
Molecular Formula: C₄₀H₃₂Cl₄N₈O₈
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1.Typical Physical and Chemical Properties
Pigment YELLOW SY-263
| Property | Specification / Description |
| Appearance | Greenish-yellow powder |
| Hue | Greenish yellow |
| Density (g/cm³) | Approx. 1.5 – 1.7 |
| Oil Absorption (g/100g) | Approx. 40 – 55 |
| pH Value (10% slurry) | 6.5 – 8.0 |
| Lightfastness (1-8) | 7-8 (Excellent) |
| Heat Resistance (°C) | 260 – 280 |
| Water Resistance (1-5) | 5 (Excellent) |
| Oil Resistance (1-5) | 5 (Excellent) |
| Acid Resistance (1-5) | 4-5 (Good to Excellent) |
| Alkali Resistance (1-5) | 4 (Good) |
*(Note: 1=Poor, 5=Excellent; Actual performance depends on application media and processing conditions)*
2.Application Characteristics
Primary Applications:
Plastics Coloring: Excellent performance in high-temperature engineering plastics including PBT, PET, PC, ABS, and high-temperature polyolefins
Automotive Coatings: Suitable for original automotive coatings and refinishes
Powder Coatings: Excellent performance in powder coating applications
High-grade Printing Inks: Used in specialty printing inks requiring high fastness properties
Key Advantages:
Outstanding heat resistance (up to 280°C)
Excellent lightfastness and weather resistance
Good chemical and solvent resistance
Excellent migration fastness
Suitable for demanding engineering applications
Question 1: Who are we?
Our headquarters is located in Qingdao, Shandong Province, China. We started operations in 2008 and our products are sold to East Asia (15.00%), Eastern Europe (10.00%), domestic market (5.00%), South Asia (5.00%), Southern Europe (5.00%), Northern Europe (5.00%), Central America (5.00%), Western Europe (5.00%), North America (5.00%), Middle East (5.00%), Oceania (5.00%), Africa (5.00%), Southeast Asia (5.00%), South America (5.00%).
Question 2: How can we ensure quality?
Before large-scale production, a pre-production sample is always made;
Final inspection must be conducted before shipment;
Question 3: What products can you provide for us?
Resin, curing agent, pigment, color paste
Question 4: What services can we provide?
Accepted delivery terms: FOB, CFR, CIF, EXW, express delivery;
Accepted payment currencies: US dollars, euros, RMB
Accepted payment methods: wire transfer, cash;
Used languages: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Italian
Question 5: What is the packaging price?
The exact price will depend on your purchase quantity. We can offer you the most favorable price.
Question 6: How can we obtain samples and what is the cost?
Regarding samples: They are free. You only need to pay for the shipping cost. For custom samples, we can design them according to your information and requirements. The production time of the samples is approximately 3 to 5 days.
Question 6: What is your payment method?
You can use methods such as TT/PAYPAL. For small transactions below $1000, we prefer 100% advance payment. For larger transactions, we require a 80% deposit to be paid before shipment.
Question 8: How can we pick up the goods from your factory?
You can choose air freight or sea freight. If the quantity is small (total packaging volume is less than 1 cubic meter), we recommend air freight, which takes approximately 5 to 7 days. If the quantity is large, we recommend sea freight. It takes approximately 20 to 30 days. If you have your own freight agent to handle the transportation, it will be more convenient. If not, we have professional freight agents who can provide assistance for you.
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