Solvent Violet 31 CAS 70956-27-3: Comprehensive User Guide
Table of Contents
1. Product Overview & Technical Specifications
Solvent Violet 31 (CAS 70956-27-3) is a high-performance anthraquinone-based dye with exceptional thermal stability and solvent compatibility. Key parameters:
| Parameter | Specification |
|---|---|
| Chemical Name | 1,4-Bis(octylamino)anthraquinone |
| Molecular Formula | C₃₀H₄₄N₂O₂ |
| Appearance | Dark violet crystalline powder |
| Melting Point | 165-170°C |
| Solubility | Excellent in hydrocarbons, ketones, esters |
| Light Fastness | 7-8 (ISO 105-B02) |
2. Key Applications & Industry Uses
Primary Industrial Applications:
- Plastics Coloring: PP, PS, ABS with 0.05-0.2% loading
- Ink Formulations: Alcohol-based stamping inks
- Automotive Coatings: High-temp resistant finishes
- Textile Dyeing: Synthetic fiber coloration
- Cosmetic Products: FDA-approved nail polishes
3. Usage Guidelines & Best Practices
- Pre-disperse in solvent at 60-80°C for optimal dissolution
- Recommended concentration: 0.1-0.5% w/w
- Compatible with most resins below 300°C
- Store in airtight containers away from UV light
4. Real-World Case Studies
Case Study 1: Automotive Plastic Components
Client: Top 3 German auto parts supplier
Challenge: Color consistency in PP dashboard parts
Solution: 0.15% Solvent Violet 31 masterbatch
Result: ΔE < 1.0 after 1000h Xenon testing
Case Study 2: Security Inks Manufacturer
Client: European banknote printer
Challenge: UV-resistant security features
Solution: Violet 31 in dual authentication system
Result: Passed ECB durability requirements
5. Technical Comparison Chart
| Parameter | Violet 31 | Violet 37 | Violet 13 |
|---|---|---|---|
| Heat Resistance | 300°C | 280°C | 250°C |
| Migration Resistance | Class 5 | Class 4 | Class 3 |
| ECOLUX Rating | A+ | B | C |
6. Request Customized Solutions
Our technical team offers:
- Batch-specific technical data sheets
- Regulatory compliance documentation
- Custom concentration formulations
Contact our experts:
Email: info@vivalr.com
Tel: (86) 15866781826
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