Oil Soluble Black
Oil Soluble Black: Premium Oil-Based Dye for Industrial Applications
Oil Soluble Black is a high-performance, oil-soluble dye widely used in various industrial applications. This pigment offers excellent solubility in oils, waxes, and organic solvents, making it ideal for coloring lubricants, fuels, plastics, and other oil-based products.
Product Specifications
- Chemical Name: Solvent Black 7
- CAS Number: 8005-02-5
- Appearance: Black powder
- Solubility: Soluble in organic solvents, oils, and waxes
- Melting Point: 120-140°C
- Lightfastness: Excellent
- Heat Resistance: Up to 180°C
| Property | Value |
|---|---|
| Molecular Weight | 456.49 g/mol |
| Density | 1.2 g/cm³ |
| pH Value | 6-8 (1% solution) |
| Moisture Content | ≤ 5% |
| Ash Content | ≤ 0.5% |
Key Features of Oil Soluble Black
- Superior coloring strength
- Excellent dispersion properties
- High chemical stability
- Non-bleeding characteristics
- Compatible with most oil-based systems
- Long-lasting color retention
Applications of Oil Soluble Black
Oil Soluble Black finds extensive use in various industries:
- Lubricants: Coloring industrial and automotive lubricants
- Fuels: Marking and identification of fuels
- Plastics: Coloring PVC, polyethylene, and other polymers
- Waxes: Candles, polishes, and coatings
- Inks: Printing inks and markers
- Cosmetics: Hair dyes and personal care products
FAQ About Oil Soluble Black
Q: What is the recommended dosage of Oil Soluble Black for coloring lubricants?
A: The typical dosage ranges from 0.01% to 0.5% depending on the desired shade and the base material being colored. For most lubricant applications, 0.1-0.2% provides satisfactory results.
Q: Is Oil Soluble Black suitable for food-grade applications?
A: No, Oil Soluble Black is not approved for food contact or consumption. It is designed for industrial applications only.
Q: How does Oil Soluble Black compare to other black dyes in terms of performance?
A: Oil Soluble Black offers superior solubility in oil-based systems compared to many alternatives. It provides excellent color strength, better heat resistance (up to 180°C), and improved lightfastness, making it ideal for demanding industrial applications.
Technical Advantages of Oil Soluble Black
Oil Soluble Black stands out in the market due to its:
- Exceptional batch-to-batch consistency
- Low impurity content
- Excellent thermal stability
- Superior resistance to migration
- Compatibility with various additives
Storage and Handling
For optimal performance of Oil Soluble Black:
- Store in a cool, dry place away from direct sunlight
- Keep containers tightly closed when not in use
- Protect from moisture and extreme temperatures
- Use appropriate personal protective equipment when handling
More FAQ About Oil Soluble Black
Q: Can Oil Soluble Black be used in transparent applications?
A: Yes, when used at appropriate concentrations, Oil Soluble Black can produce transparent to semi-transparent effects in many oil-based systems, depending on the base material and application method.
Q: What solvents work best with Oil Soluble Black?
A: Oil Soluble Black dissolves well in aromatic hydrocarbons (toluene, xylene), chlorinated solvents, ketones, and ester solvents. It has moderate solubility in aliphatic hydrocarbons and alcohols.
Q: How stable is Oil Soluble Black in outdoor applications?
A: Oil Soluble Black demonstrates excellent lightfastness (7-8 on the Blue Wool Scale) and good weather resistance, making it suitable for many outdoor applications. However, for extended outdoor exposure, additional UV stabilizers may be recommended depending on the specific application.