Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

SONGWON SONGSORB 3280 Benzotriazole UV Absorber

SONGWON SONGSORB 3280 is a high-performance benzotriazole-based UV absorber from SONGWON’s SONGSORB series, offering exceptional photostability and thermal resistance for polymers, coatings, and adhesives. It effectively absorbs UV radiation (290–400 nm), preventing degradation and yellowing while maintaining clarity and mechanical integrity in demanding applications.
  • songwon songsorb 3280 benzotriazole uv absorber_c07f2bb6
  • songwon songsorb 3280 benzotriazole uv absorber_c07f2bb6

Features Of SONGWON SONGSORB 3280 Benzotriazole UV Absorber

  1. Highly effective UV absorption in the 290–400 nm range, providing robust protection against photodegradation.

  2. Excellent thermal and hydrolytic stability, ensuring long-term performance in demanding processing conditions.

  3. Low volatility and high compatibility with a broad range of polymers including polyolefins, engineering plastics, and coatings.

  4. Non-discoloring formulation that maintains clarity and color fidelity in transparent and light-colored applications.

  5. Complies with major regulatory frameworks including REACH and is suitable for non-food-contact industrial applications.

Typical Applications Of SONGWON SONGSORB 3280 Benzotriazole UV Absorber

  1. Polypropylene (PP) and polyethylene (PE) automotive interior components.

  2. Exterior architectural coatings and industrial maintenance paints.

  3. Polycarbonate (PC) and ABS plastic parts for outdoor electronics and appliances.

  4. UV-stabilized agricultural films and greenhouse coverings.

  5. Transparent PET packaging and rigid PVC profiles exposed to sunlight.

Specifications Of SONGWON SONGSORB 3280 Benzotriazole UV Absorber

Chemical TypeBenzotriazole derivative
Product FormFree-flowing white to off-white crystalline powder
AppearanceWhite to pale yellow crystalline solid
Molecular WeightApprox. 316 g/mol
Melting Point158–162 °C
Solubility (in Toluene)Good solubility at room temperature
Primary ApplicationsPlastics, coatings, adhesives, and elastomers
Key FeaturesUV absorption, thermal stability, polymer compatibility, low migration


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