GOYENCHEM UV-5571 is a liquid hydroxyphenyl benzotriazole UV absorber
specially developed for polymers, coatings, adhesives, and resin systems.
Its liquid form offers excellent compatibility, superior solubility, low volatility,
and high UV absorption efficiency, making it highly suitable for both polymer
compounding and in-process polymerization applications.
This product is widely used in engineering plastics, PU systems, PVC applications,
coatings, and adhesive formulations where long-term UV stability is required.
Widely used in:
| Industry | Application |
|---|---|
| Coatings | anti-yellowing / weather resistance |
| PU | synthetic leather / coating |
| PVC | transparent sheet / film |
| Adhesive | UV resistant bonding |
| Textile | fiber protection |
| Property | Value |
|---|---|
| Appearance | Viscous yellow liquid |
| Molecular Weight | 393.6 |
| Specific Gravity @20℃ | 1.0 g/cm³ |
| Active Ingredients | >98% |
| Volatile | <0.5% |
| Vapor Pressure | 1.2 × 10⁻⁵ Pa |
| Item | Value |
|---|---|
| Product Name | UV-5571 |
| Chemical Type | Hydroxyphenyl Benzotriazole |
| CAS No. | 104487-30-1 / 23328-53-2 / 125304-04-3 |
| EINECS No. | 401-680-5 |
| Molecular Formula | C₂₉H₃₅N₃O |
| Solvent | Solubility |
|---|---|
| Acetone | >50 |
| Chloroform | >50 |
| Ethyl acetate | >50 |
| N-hexane | >50 |
| Ethanol | 12 |
| Methanol | 1 |
| Water | <0.01 |
| Application | Dosage |
|---|---|
| PVC | 0.3% – 0.6% |
| PVC co-extruded | >5% |
| PU | 0.5% – 0.8% |
| thermoplastic / thermoset resin | 0.5% – 1.0% |
| fabric coating | 0.6% – 1.0% |
25 KG / Drum
| Requirement | Recommended Product |
|---|---|
| standard UV resistance | UV-5571 |
| outdoor coating | UV-5571 + UV-292 |
| high heat system | UV-350 |
| transparent PU | UV-5571 |
Interested in GOYENCHEM UV-5571 UV Absorber?
Contact us for:
GO YEN CHEMICAL INDUSTRIAL CO., LTD.
Email: gycinfo@goyenchemical.com
Tel: +886-7-2272766