Comprehensive Guide to 2-(2′-Hydroxy-3′,5′-Dipentylphenyl)benzotriazole (CAS 21615-49-6)
Table of Contents
- 1. Product Specifications & Comparative Analysis
- 2. Industrial Applications & Functional Advantages
- 3. Implementation Case Studies
- 4. Client Success Stories
- 5. Technical Consultation & Procurement Guidance
1. Product Specifications & Comparative Analysis
| Parameter | UV-234 | UV-327 | UV-329 |
|---|---|---|---|
| CAS Number | 21615-49-6 | 3864-99-1 | 3147-75-9 |
| Molecular Weight | 451.64 g/mol | 357.85 g/mol | 323.43 g/mol |
| Melting Point | 136-145°C | 154-158°C | 103-107°C |
| UV Absorption Range | 300-400 nm | 270-380 nm | 290-390 nm |
2. Industrial Applications & Functional Advantages
This high-performance benzotriazole derivative demonstrates exceptional stability in:
- Polyolefin stabilization (HDPE/LDPE pipes)
- Automotive coatings preservation
- Photovoltaic module encapsulation
- Engineering plastics protection
3. Implementation Case Studies
Case 1: Automotive Polymer Components
Solution: 0.3% UV-234 additive in polyamide 66 formulations increased weather resistance by 62% compared to conventional stabilizers.
Case 2: Agricultural Film Production
Implementation: Masterbatch containing 15% UV-234 extended film service life from 12 to 36 months in Middle Eastern climates.
4. Client Success Stories
European Polymer Manufacturer
Challenge: Premature yellowing in outdoor PVC products
Result: 0.5% UV-234 formulation reduced color shift ΔE<3 after 3000 hrs QUV testing
Asian Coatings Supplier
Challenge: Automotive clearcoat degradation
Solution: UV-234/Tinuvin 292 synergism achieved 98% gloss retention
5. Technical Consultation & Procurement Guidance
For material compatibility testing protocols or bulk pricing inquiries:
Email: info@vivalr.com
Tel: (86) 15866781826
Request formulation assistance:
[Chemical compatibility matrix available upon request]



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