Highly effective broad-spectrum UV absorber with strong absorption in the critical 290–400 nm range.
Excellent thermal and hydrolytic stability, ensuring long-term performance in demanding processing conditions.
Low volatility and high compatibility with a wide range of polymers, including polyolefins, polyesters, and engineering plastics.
Non-discoloring and chemically inert, preserving substrate clarity and color integrity during service life.
Designed for synergistic use with hindered amine light stabilizers (HALS) to enhance overall photostabilization efficiency.
Automotive interior and exterior plastic components exposed to intense sunlight.
Packaging films and containers requiring UV protection for contents and material integrity.
Outdoor building materials such as profiles, sheets, and cladding made from PVC, ABS, or PC.
Coatings and inks for durable signage, industrial finishes, and architectural applications.
Textile fibers and nonwovens used in technical fabrics and geotextiles subjected to prolonged UV exposure.
| Chemical Type | Hydroxyphenyl benzotriazole (HPBT) |
| Product Form | Free-flowing crystalline powder |
| Appearance | Off-white to pale yellow solid |
| Primary Applications | Polyolefins, polyesters, PVC, ABS, polycarbonate, coatings, and adhesives |
| Key Features | Broad UV absorption, low volatility, excellent polymer compatibility |
| Benefits | Extended product lifetime, reduced surface cracking and fading, improved weatherability |
| Solubility | Soluble in common organic solvents; limited solubility in water |
| Storage Conditions | Store in cool, dry place below 30°C in original sealed packaging |
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E-mail: wangxingqiang@ericwchem.com
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