Bismuth Oxychloride (CAS 7787-59-9) Comprehensive Guide
Table of Contents
- 1. Product Specifications & Comparative Analysis
- 2. Industrial Applications & Functional Advantages
- 3. Implementation Scenarios by Industry
- 4. Verified Client Success Stories
- 5. Procurement Guidance & Supplier Evaluation
- 6. Technical Consultation & Sample Request
1. Product Specifications & Comparative Analysis
| Parameter | Bismuth Oxychloride | Alternative Pearl Pigments |
|---|---|---|
| CAS Number | 7787-59-9 | Varies by composition |
| Molecular Formula | BiOCl | TiO₂/Mica-based |
| Molecular Weight | 260.43 g/mol | 79.87-800 g/mol |
| Appearance | Silver-white crystalline powder | Metallic sheen particles |
| Density | 7.72-7.76 g/cm³ | 2.5-4.2 g/cm³ |
| Melting Point | >300°C (decomposes at 700°C) | 1,800-3,000°C |
| Solubility | Insoluble in water, soluble in acids | Water-resistant |
| Refractive Index | 2.15 | 1.5-2.7 |
| Safety Profile | Non-toxic, dermatologically tested | Variable chemical risks |
2. Industrial Applications & Functional Advantages
Core Functional Properties
- High pearlescent reflectivity (85-92% light refraction)
- Low oil absorption rate (18-22% vs 30-40% in alternatives)
- Adhesion strength: 4.5 MPa on polymer substrates
- pH stability: 5.5-8.5 compatible formulations
Industry-Specific Implementations
| Industry | Application | Performance Benefit |
|---|---|---|
| Cosmetics | Nail polish, eye shadow, foundation | FDA-compliant, hypoallergenic |
| Automotive | Interior trim coatings | UV-resistant, scratch-proof |
| Electronics | Device exterior finishes | ESD-safe, thermal stable |
| Packaging | Premium label coatings | REACH/ROHS certified |
3. Implementation Scenarios by Industry
Cosmetic Formulation Case
Premium lipstick manufacturers utilize 5-8% BiOCl concentration to achieve metallic finishes without heavy metal contamination. Compatibility tests show 98% adhesion retention after 24hr moisture exposure.
Industrial Coating Integration
Automotive clear coats containing 12-15% BiOCl demonstrate 40% improvement in angular flop effect compared to traditional aluminum pigments, with 500hr QUV accelerated weathering stability.
4. Verified Client Success Stories
Case 1: Luxury Cosmetic Brand
- Client: European makeup manufacturer (Top 5 market share)
- Challenge: Replace controversial mica-based pigments
- Solution: Custom 3-5μm BiOCl particles
- Result: 22% market share increase, ECOCERT certification
Case 2: Automotive Supplier
- Client: Tier 1 interior components producer
- Challenge: Meet OEM scratch resistance standards
- Solution: 10% BiOCl reinforced polycarbonate
- Result: 35% improvement in Taber abrasion tests
5. Procurement Guidance & Supplier Evaluation
| Parameter | Industrial Grade | Cosmetic Grade |
|---|---|---|
| Purity | >99.0% | >99.9% |
| Particle Size | 10-25μm | 3-8μm |
| Heavy Metals | <5ppm | <1ppm |
| Certification | ISO 9001 | ECOCERT, FDA |
6. Technical Consultation & Sample Request
Contact our material engineering team for formulation support:
- Email: info@vivalr.com
- Phone: (86) 15866781826
- Technical documents available: SDS, TDS, Particle Size Distribution
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