UV Absorber 1577 (CAS 147315-50-2) Comprehensive User Guide
Table of Contents
- 1. Product Specifications & Comparative Analysis
- 2. Industrial Applications & Functional Benefits
- 3. Implementation Guidelines
- 4. Verified Application Cases
- 5. Client Success Stories
- 6. Technical Consultation & Quotation
1. Product Specifications & Comparative Analysis
| Parameter | UV Absorber 1577 | UV-P | UV-326 |
|---|---|---|---|
| CAS Number | 147315-50-2 | 2440-22-4 | 3896-11-5 |
| Molecular Formula | C₁₃H₁₀ClN₃O | C₁₃H₁₁N₃O | C₁₇H₁₈N₂O |
| Absorption Range | 290-400 nm | 270-380 nm | 300-400 nm |
| Thermal Stability | Up to 300°C | 250°C | 280°C |
2. Industrial Applications & Functional Benefits
Core Applications:
- Polymer Stabilization: Superior photodegradation resistance in PE, PP, PVC
- Coatings Industry: Prevents yellowing in automotive clear coats
- Adhesive Formulations: Maintains bond strength under UV exposure
- Textile Treatment: Enhances UV resistance in synthetic fibers
Performance Advantages:
- 96.7% UV filtering efficiency at 0.5% concentration
- Non-migrating formulation ensures long-term protection
- Compatible with multiple resin systems
3. Implementation Guidelines
Recommended Dosage:
| Application | Loading Level | Processing Temp |
|---|---|---|
| Injection Molding | 0.3-0.8% | 180-240°C |
| Film Production | 0.2-0.5% | 200-260°C |
Processing Notes:
- Pre-dry at 80°C for 2 hours before compounding
- Optimize with 0.1-0.3% antioxidants for synergistic effects
4. Verified Application Cases
Case 1: Automotive Exterior Components
- Material: Polycarbonate/ABS blend
- Challenge: Prevent headlight housing degradation
- Solution: 0.6% UV1577 + 0.2% HALS
- Result: Maintained 92% impact strength after 2000hrs QUV
Case 2: Agricultural Film
- Material: LDPE greenhouse film
- Challenge: 5-year durability requirement
- Solution: 0.45% UV1577 multilayer structure
- Result: 78% tensile retention after 60 months field exposure
5. Client Success Stories
Client A: European Polymer Compounders
- Challenge: Replace migratory UV absorber in medical devices
- Implementation: 0.5% UV1577 in PC resin
- Outcome: Passed ISO 10993 biocompatibility testing
Client B: Asian Automotive Coatings
- Challenge: Eliminate coating delamination
- Solution: 1.2% UV1577 in 2K polyurethane system
- Outcome: Reduced warranty claims by 67%
6. Technical Consultation & Quotation
Contact our material science experts:
- Email: info@vivalr.com
- Phone: (86) 15866781826
Request technical documents:
- MSDS (Material Safety Data Sheet)
- RoHS/REACH Compliance Certificates
- Custom Formulation Support



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