Solvent blue 35
Classification :
PRODUCT DETAILS
Chemical Name: 1,4-Bis(butylamino)anthracene-9,10-dione
CAS No.: 17354-14-2
Molecular Formula: C₂₂H₂₆N₂O₂
Molecular Weight: 350.454
Synonyms: Solvent Blue 2N, Transparent Blue 2N
Product Description
Solvent Blue 35 is a high-performance blue solventdye with excellent thermal stability, light fastness and migration resistance. It features bright hue and high coloring strength, and is widely used for coloring plastics, synthetic fibers, resins and coatings.
The dye is insoluble in water but soluble in most organic solvents, making it an ideal choice for pre-spin coloring of polyester and engineering plastic applications such as ABS, PC, HIPS, PMMA and others.
Properties:
Melting Point: 120–122 °C
Boiling Point: 568.7 °C
Appearance: Dark blue powder
Flash Point: 187.2 °C
Specifications
|
Name |
Solvent Blue 35 |
|
Appearance |
Dark blue powder |
|
CAS No. |
241-379-4 |
|
Molecular Formula |
C₂₂H₂₆N₂O₂ |
|
Purity |
≥99% |
|
Melting Point |
120–122 °C |
|
Solubility |
Soluble in organic solvents, insoluble in water |
|
Light Fastness in PS |
7–8 |
|
Coloring Strength |
100±5% |
|
Recommended Dosage |
Transparent: 0.02%, Opaque: 0.025% |
Applications
Solvent Blue 35 is widely used in the following materials:
Plastics: ABS, PC (Polycarbonate), HIPS, PMMA
Synthetic Fibers: Suitable for pre-spin coloring of polyester
Coatings: Resins, varnishes and oil-based systems
Oils & Waxes: Imparts a bright blue color
Solvent Blue 35 is especially suitable for pre-spin coloring of various plastics, polyesters and fibers. It is widely applied in coloring different types of plastics and polyester fibers, enhancing their visual appeal and durability. The dye’s exceptional properties ensure color integrity even under harsh conditions, maintaining the visual impact and longevity of your products.
In addition to its outstanding performance, Solvent Blue 35 offers high versatility. It can be used for pre-spin coloring and various other applications, including coloring of different resins.
Solvent Blue 35 is a highly versatile and efficient dye designed for coloring various plastics and polyester fibers. It is widely used in pre-spin coloring processes and compatible with many kinds of plastics, polyesters and fibers. The dye is well-known for its excellent color stability, light fastness and weather resistance, as well as its ability to produce bright and consistent shades.
One of the key advantages of Solvent Blue 35 is its compatibility with various resins, including ABS, PC, HIPS and PMMA. This makes it an ideal choice for manufacturers seeking consistent and reliable coloring across multiple materials.

Factory Description
Equipped with advanced equipment and precise detection technology, and supported by sufficient capital, the company provides customers with high-quality optical brighteners and pigment products, and customizes exclusive product solutions according to customer needs. Covering an area of more than 2,000 mu, the company has built a number of standardized production workshops and professional laboratories. Based on complete experimental facilities, it can provide customers with accurate application data support, and ensure stable goods supply with large-scale production capacity.
Our Advantages
1. With our own manufacturing facilities, R&D center, and laboratories, we ensure consistent and reliable quality for products including optical brightening agents, titanium dioxide, solvent dyes, and pigments.
2. We provide OBA products and comprehensive whitening solutions with full technical support throughout the process.
3. Factory direct sales offer prices 3%-5% lower than market rates.
4. Rapid delivery with same-day shipping available.
5. Custom packaging options for optical brighteners, titanium dioxide, solvent dyes, pigments, and more based on client requirements.
6. Complimentary samples provided for testing comparative effects and cost-effectiveness.
7. Prompt response to inquiries with professional and efficient service.
8. Flexible payment options including TT, LC, and other settlement methods.
9. Complete customs clearance documentation backed by years of export experience.
10. DDP door-to-door service with real-time tracking of logistics updates.
Package information
Standard packaging is 25 kg in cardboard drums, cartons, or bags lined with double-layer PE film. Customized packaging is also available upon customer request.
Transportation and storage
Transportation: Fluorescent whitening agents should be protected from impact and direct sunlight during transportation.
Storage: Store in a cool, dry, and well-ventilated warehouse. Shelf life is two years.
FAQ
Q: Are your products suitable for use in synthetic fibers, plastics, detergents, coatings, inks, textiles, and paper?
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Q: How long is the lead time?
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Q: What is your standard packaging?
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Q: What is your MOQ?
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