Pigment Violet 23 (Starwin Violet 23)

产品概览

Pigment Violet 23 (Dioxazine Violet) is a premium dioxazine-type organic pigment delivering one of the strongest violet shades available in modern color chemistry. With its intense masstone and remarkable transparency, PV23 is the go-to choice for formulators who demand vivid, durable violet coloration across coatings, printing inks, plastics, and specialty applications.

Starwin Violet 23 is the commercial-grade Pigment Violet 23 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)	Dioxazine Violet
商号	Starwin Violet 23
C.I. Name	Pigment Violet 23
客户编号	51319
CAS 编号	6358-30-1
EC No.	228-767-5
Molecular Formula	C₃₄H₂₂Cl₂N₄O₂
分子量	599.47 g/mol
化学类别	Dioxazine
Appearance	深紫色粉末
色度	Blue-violet

Technical Specifications

The following data represents typical performance properties of Starwin Violet 23. Actual values may vary slightly by batch — please refer to the Certificate of Analysis (COA) and Technical Data Sheet (TDS) for each shipment.

Parameter	规格
纯净	≥99.0%
湿度	≤1.0%
pH Value	6.5 – 8.0
吸油	40 – 55 g/100g
Specific Gravity	1.55 – 1.65 g/cm³
耐热性	≥280°C
Light Fastness (Full Shade)	7 级 – 8
关键应用领域	Coatings, printing inks, plastics, specialty applications
包装	25kg/bag 带内衬 PE
存储	Cool, dry, ventilated area, away from direct sunlight
HS 编码	32041700

How to Interpret These Specifications？

• Light Fastness (7–8)从优秀到卓越。有机颜料中耐光性评级最高之一，适用于长期户外暴露及严苛的室外应用。
• Heat Resistance (≥280°C): Outstanding. Suitable for high-temperature engineering plastics and demanding processing conditions. One of the most heat-stable organic violet pigments available.
• pH 值（6.5–8.0）: Near neutral to slightly alkaline. Compatible with most ink, coating, and plastic systems.
• 吸油值（40–55 g/100g）二噁嗪颜料典型特性，表明中等粘合剂需求。
• Specific Gravity (1.55–1.65 g/cm³)：中等密度。适用于大多数配方体系。

关键应用领域

1. Industrial Coatings

• Automotive Refinishes: Ideal for automotive coating systems where color durability and weathering resistance are critical.
• Industrial Topcoats：用于工业面漆配方。
• Powder Coatings: The high heat stability makes it suitable for powder coating applications.
• Exterior CoatingsPV23 在长期户外暴露下仍能保持其鲜明的紫罗兰色。

2. Printing Inks

• 偏移油墨: Delivers outstanding print quality in offset ink systems.
• 凹版油墨适用于凹版印刷应用。
• 柔性版油墨: Compatible with flexographic ink formulations.
• Process-Color Printing: Its high transparency makes it particularly effective in process-color printing and specialty packaging.

3. Plastics & Masterbatch

Compatible with a wide range of plastics including:

• PE & PP: Suitable for polyethylene and polypropylene.
• 聚氯乙烯: Good compatibility with PVC formulations.
• 防抱死系统: Compatible with ABS plastics.
• 聚对苯二甲酸乙二醇酯: Suitable for PET applications.
• Engineering Resins: Heat stability up to 280°C allows use in high-temperature processing without color shift or degradation.

4. Specialty Applications

• Artist Paints: Used in high-quality artist paint formulations.
• 纺织品印花: Suitable for textile printing pastes.
• Leather Finishing: Used in leather finishing applications.
• Cosmetic Colorants: Suitable for cosmetic applications requiring safe, stable violet pigmentation.

重要提示：

• Pigment Violet 23 has 卓越的耐光性（等级 7–8），使其成为适用于室外场景的最耐久的有机紫色颜料之一。
• 耐热性为≥280°C, suitable for the most demanding high-temperature processing conditions.
• The pigment exhibits 优异的耐化学性 to acids, alkalis, and most solvents.
• PV23 delivers 高着色力, allowing intense coloration at low dosage and reducing overall pigment cost-in-use.

包装与储存

• Packaging: 25kg/bag with inner PE liner, or customized per customer requirements.
• Storage: Store in a cool, dry, well-ventilated area away from direct sunlight. Keep containers tightly sealed when not in use. Properly stored, the product maintains its properties for a minimum of 24 months.

Frequently Asked Questions (FAQ)

1. What is Pigment Violet 23?

Pigment Violet 23 (PV23), also known as Dioxazine Violet, is a high-performance dioxazine organic pigment with C.I. number 51319 and CAS number 6358-30-1. It delivers a deep blue-violet hue with exceptional light fastness (Grade 7–8) and outstanding heat stability up to 280-300°C.

2. What is the difference between Pigment Violet 23 and other violet pigments?

PV23 offers 色牢度显著提升（7–8）和heat resistance (≥280°C) compared to most other organic violet pigments. For example, PV1 has light fastness 6–7 and heat resistance 140–150°C, while PV2 has light fastness 4–5 and heat resistance ~160°C. PV23 is the preferred choice for demanding exterior and high-temperature applications.

3. Is Pigment Violet 23 suitable for exterior applications?

是的。耐光性为Grade 7–8, PV23 is one of the most durable organic violet pigments for exterior applications. It maintains its vivid violet hue through years of exterior exposure and harsh UV conditions.

4. Is Pigment Violet 23 suitable for high-temperature plastics?

是的。具备耐热性≥280°C, Starwin Violet 23 is specifically designed for high-temperature plastic applications, including engineering resins. It is one of the most heat-stable organic violet pigments available.

5. 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。

6. Why Choose Hangzhou Starwin Tech Co., Ltd. as Your Pigment Violet 23 Supplier?

• 品质一致: Every batch of Starwin Violet 23 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

关于技术数据表（TDS）、安全数据表（SDS）、样品或价格咨询，Starwin 紫红 23（颜料紫 23，CAS 6358-30-1），请联系我们的团队。

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