颜料黄 83（星辉黄 83）

产品概览

Pigment Yellow 83 (PY83) is a high-performance disazo organic pigment belonging to the diarylide yellow chemical class. It features a bright greenish-yellow hue with excellent heat resistance, outstanding light fastness, and superior weather fastness, making it ideal for demanding applications in automotive coatings, industrial finishes, high-performance plastics, and premium printing inks.

Starwin Yellow 83 is the commercial-grade Pigment Yellow 83 supplied by Hangzhou Starwin Tech Co., Ltd. It is manufactured to deliver consistent color strength, stable hue, and reliable batch-to-batch reproducibility.

密钥标识

Property	价值
Product Name (EN)	二芳基酰胺黄
Commercial Name	Starwin Yellow 83
C.I. Name	颜料黄 83
客户编号	21180
CAS 编号	6842-68-8
EC No.	230-193-4
Molecular Formula	C₃₄H₂₈Cl₂N₆O₈
分子量	723.53 g/mol
化学类别	双偶氮（二芳基酰胺）
外观	Greenish-yellow powder
Color Shade	黄绿色

Technical Specifications

以下数据为 Starwin Yellow 83 的典型性能指标。实际值可能因批次略有差异，请查阅每批次的分析报告（COA）和技术数据表（TDS）。

Parameter	规格
纯净	≥98.0%
湿度	≤1.0%
pH 值	6.0 – 8.0
吸油	40 – 55 g/100g
密度	1.4 – 1.6 g/cm³
Heat Resistance	最高240°C
Light Fastness (Full Shade)	7 级 – 8
耐光性 (1/3 标准)	6 级 – 7
Weather Fastness (Full Shade)	4 级 – 5
迁移阻力（PVC）	4 级 – 5
耐酸性	5 年级
耐碱性	5 年级
耐溶剂性	优秀
Key Applications	Automotive coatings, industrial finishes, plastics, printing inks
Packaging	25kg/bag 带内衬 PE
存储	Cool, dry, ventilated area, away from direct sunlight
HS Code	32041700

How to Interpret These Specifications

• 耐光性（7–8 全色）: Excellent to outstanding. One of the highest light fastness ratings among diarylide yellow pigments. Suitable for long-term exterior exposure and demanding outdoor applications.
• 耐热性（最高 240°C）: Very good. Suitable for most plastic processing temperatures including polyolefins and engineering plastics. Verify against your specific processing conditions.
• Weather Fastness (4–5 full shade): Good. Suitable for many exterior applications. Recommended for coatings and plastics requiring long-term color retention.
• Migration Resistance (PVC Grade 4–5): Good to excellent. The pigment exhibits strong migration resistance in PVC and other polymer systems.
• Acid/Alkali Resistance (both Grade 5)：优异的耐化学性，适用于强腐蚀性配方环境。

关键应用领域

1. Automotive & Industrial Coatings

• 汽车原厂涂层: Used in automotive original equipment manufacturer coating systems requiring high durability.
• Automotive Refinish Coatings: Suitable for automotive repair and refinish applications.
• Industrial Finishes: Compatible with industrial paint and coating formulations.
• 粉末涂料：良好的热稳定性使其适用于粉末涂料应用。

2. Plastics

Suitable for coloring a wide range of plastics including:

• 聚氯乙烯: Good migration resistance makes it ideal for PVC applications including profiles and films.
• PE & PP耐热性高达 240°C，适用于聚烯烃加工。
• PS, ABS：适用于消费品和汽车内饰的苯乙烯类塑料。
• 工程塑料: Suitable for demanding engineering plastic applications.

3. 印刷油墨

• 偏移油墨: Used in premium offset ink formulations requiring high light fastness.
• Gravure Inks: Suitable for gravure printing systems.
• 柔性版油墨: Compatible with flexo ink systems for packaging.
• Water-Based Inks: Suitable for environmentally friendly water-based ink formulations.

4. 其他应用

• 橡胶制品: 用作橡胶配合中的着色剂。
• Specialty Coatings: Used in specialty coating formulations requiring high durability.

重要提示：

• Pigment Yellow 83 is a high-performance disazo (diarylide) pigment with outstanding light fastness and good heat stability.
• 它是mainly recommended for automotive coatings, industrial finishes, and high-performance plastics.
• The pigment exhibits good migration resistance in PVC and other polymer systems.
• PY83 is 色彩上截然不同 from monoazo yellows (PY1, PY3) and benzimidazolone yellows (PY151, PY154), offering superior durability at a competitive price point.

Packaging & Storage

• Packaging：25kg/bag，带内衬 PE 层。可按需提供定制包装。
• Storage存放于阴凉、干燥且通风良好的地方，避免阳光直射和热源。防止受潮——不使用时请保持袋口密封。保质期：在适当储存条件下，自生产之日起 24 个月。
• Transportation：不属于联合国运输规章规定的危险品。请小心搬运，避免行李破损。

Frequently Asked Questions (FAQ)

What is Pigment Yellow 83?

Pigment Yellow 83 (PY83), also known as Diarylide Yellow, is a high-performance organic pigment with C.I. number 21180 and CAS number 6842-68-8. It belongs to the disazo (diarylide) chemical class and features a greenish-yellow hue with excellent light fastness (Grade 7–8) and good heat resistance (up to 240°C).

What is the difference between Pigment Yellow 83 and Pigment Yellow 13?

Both are diarylide yellow pigments, but PY83 offers superior performance:

Property	PY83	PY3
耐光性	7 – 8	5 – 6
Heat Resistance	最高240°C	最高200°C
Weather Fastness	4 – 5	3 – 4
Migration Resistance	Good (4–5)	Moderate (3–4)
Primary Use	Automotive, high-performance plastics	General-purpose inks, coatings

PY83 offers superior light fastness, heat resistance, and weather fastness, making it the preferred choice for demanding automotive and exterior applications.

Is Pigment Yellow 83 suitable for automotive coatings?

Yes. PY83 is specifically recommended for automotive OEM and refinish coatings due to its excellent light fastness (Grade 7–8), good heat resistance (up to 240°C), and superior chemical resistance.

Is Pigment Yellow 83 suitable for high-temperature plastics?

是的。具备耐热性up to 240°C, Starwin Yellow 83 is suitable for most plastic applications, including polyolefins (PE, PP), PVC, PS, ABS, and many engineering plastics.

Do you provide samples, COA, and SDS?

是的，杭州星赢科技有限公司提供样品供评估，每批货物均附带COA和SDS。

Why Choose Hangzhou Starwin Tech Co., Ltd. as Your Pigment Yellow 83 Supplier?

• 品质一致: Every batch of Starwin Yellow 83 is tested for color strength, hue, purity, moisture, and physical properties.
• Technical Support我们的团队可提供配方指导、分散建议及针对具体应用问题的技术支持。
• 可靠供应：稳定的生产能力与丰富的出口经验，服务亚洲、欧洲及美洲客户。
• 竞争性定价：厂家直供，支持灵活的最小起订量，可试单。

Contact Us

杭州星威科技有限公司

For technical data sheets (TDS), safety data sheets (SDS), samples, or pricing inquiries regarding 星辉黄83（颜料黄83，CAS 6842-68-8），请联系我们的团队。

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