Highly effective UVA/UVB absorption with peak absorbance at ~340 nm
Excellent thermal and hydrolytic stability for high-temperature processing
Low volatility and minimal migration in polymer matrices
Good compatibility with common thermoplastics including polyolefins, ABS, and engineering resins
Non-discoloring performance—maintains clarity and color fidelity in transparent applications
Automotive interior components (dashboards, trim, instrument panels)
Outdoor plastic furniture and garden products
Transparent polycarbonate glazing and lighting housings
Polypropylene and polyethylene films for agricultural and packaging use
Coatings and inks requiring long-term UV resistance and gloss retention
| Chemical Type | Hydroxyphenyl benzotriazole (HPBT) derivative |
| Product Form | Free-flowing light yellow to pale beige powder |
| Appearance | Crystalline powder, no visible impurities |
| Molecular Weight (approx.) | 372.4 g/mol |
| Melting Point | 198–202 °C |
| Solubility | Soluble in chlorinated hydrocarbons, aromatic solvents, and hot polar solvents; low solubility in water |
| Primary Applications | Stabilization of plastics, coatings, and adhesives against UV degradation |
| Key Features | UV screening, photostability, low volatility, non-basic |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China