Solvent Blue 5 is an oil-soluble/solvent-soluble blue dye widely used to color plastics, solvent-based inks, coatings, oils, lubricants, and waxes.it is valued for its high tinting strength, good transparency, wide solubility in organic solvents, and generally good heat and light fastness depending on the substrate and formulation.
TRADE NAME:
Solvent Blue BO,Victoria Pure Blue BO Base,Oil Blue 613,Orient Oil Blue 603
What are the core characteristics and advantages of Solvent Blue 5?
Solvent Blue 5 exhibits four key advantages that stand out in the solvent dye market:
- Bright and vivid hue: It presents as a uniform bright blue powder, with a saturated and pure color that meets the decorative needs of high-end products. Its tinting strength is 100-105% compared to standard samples, ensuring consistent color effects in batch production.
- Excellent solubility: It shows outstanding solubility in various organic solvents—300 g/L in alcohol and isopropyl alcohol, 200 g/L in 1-methoxy-2-propanol and n-propanol, and 380 g/L in ethoxyethanol . This ensures no precipitation in solvent-based systems, even at medium to high concentrations.
- Reliable stability: Its light fastness reaches 3-5 grade, enabling basic color retention in indoor and partial outdoor environments. Heat resistance is rated Grade A, suitable for conventional processing temperatures of coatings and inks. It also has Grade B acid and alkali resistance, remaining stable in weakly acidic or alkaline systems.
- Strong compatibility: It is highly compatible with various synthetic and natural resins (such as nitrocellulose, polyurethane, and acrylic resins), making it applicable to multiple substrate coloring scenarios without compatibility issues.
What are the specific applications of Solvent Blue 5?
Leveraging its comprehensive performance, Solvent Blue 5 has been widely used in six major industrial fields, supported by practical application data:
- Wood stains and coatings: As a core colorant for solvent-based wood stains, it penetrates wood fibers to provide a natural and bright blue finish, suitable for high-end furniture, flooring, and musical instrument decoration.
- Printing inks: Applied in solvent-based gravure inks, flexographic inks, and stationery inks, it is used for packaging printing (e.g., cosmetic boxes, gift boxes) and label printing, ensuring clear and vivid printed patterns.
- Metal surface coloring: Specialized in aluminum foil coloring and hot stamping foil coloring, it enhances the decorative value of metal packaging and surface materials.
- Leather and plastic coatings: Used in solvent-based leather finishes to provide bright blue colors for shoes, bags, and other leather products. It also performs well in plastic coating coloring for daily necessities.
- Baking finishes: Adaptable to low-temperature baking finish systems (below 150°C), suitable for metal and plastic substrate baking coatings in household appliances and auto parts.
- Specialty inks: Applied in marker inks and industrial marking inks due to its good solubility and color stability.
Technical Specifications
CAS NO: 1325-86-6
CI.NO: 42595:1
- Chemical Family: Triphenylmethane series
- Shade: Blue powder
Density(g/cm3) | 1.26 |
Light Fastness | 4.0-5.0 |
Alcohol | 300 |
1- methoxy-2-propanol | 200 |
N-propanol | 200 |
2- ethoxyethanol | -- |
M.E.K | -- |
Package
20 or 25kg/compound bag, carton box, iron drum, fiber durm for powder dye and 1000kg/tank for liquid dye
What are the main application substrates or Solvent Blue 5?
Common substrates include PS, ABS, PMMA, PVC and other non-polar or weakly polar polymers, as well as solvent systems for inks, wood/leather finishes, and industrial oils.
What packaging and documentation can be provided?
Standard packaging options and documents such as TDS, SDS, COA can be supplied upon request; customization and sampling are available.
Can Solvent Blue 5 be blended with other dyes or pigments?
Yes. Solvent Blue 5 can be blended to fine-tune shade or performance; check compatibility and stability in your target system with small-scale trials.
How do I request pricing or samples?
Contact our sales/technical team with your application, target polymer/solvent, and required specifications to receive a tailored quote and sample plan.
