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

Sunshow Sunsave 5522 Benzotriazole UV Absorber

Sunshow Sunsave 5522 is a high-performance benzotriazole-based UV absorber from Sunshow’s Sunsave series, offering exceptional photostability and thermal resistance for polymers, coatings, and adhesives. It effectively absorbs UV radiation (290–400 nm), preventing yellowing and degradation while maintaining clarity and mechanical integrity in demanding outdoor applications.
  • sunshow sunsave 5522 benzotriazole uv absorber_09f7516a
  • sunshow sunsave 5522 benzotriazole uv absorber_09f7516a

Features Of Sunshow Sunsave 5522 Benzotriazole UV Absorber

  1. Highly effective UV absorption in the 290–400 nm range, providing broad-spectrum protection against photo-degradation.

  2. Excellent thermal and hydrolytic stability, ensuring consistent performance during high-temperature processing and long-term service life.

  3. Low volatility and superior compatibility with common polymers including polyolefins, PVC, and engineering plastics.

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

  5. Good migration resistance, minimizing surface blooming and maintaining protective efficacy over time.

Typical Applications Of Sunshow Sunsave 5522 Benzotriazole UV Absorber

  1. Automotive interior components (dashboards, trim, seating fabrics).

  2. Outdoor agricultural films and greenhouse covers.

  3. Coatings for architectural and industrial metal surfaces.

  4. Transparent polycarbonate and acrylic glazing materials.

  5. Polypropylene and polyethylene packaging films requiring extended UV resistance.

Specifications Of Sunshow Sunsave 5522 Benzotriazole UV Absorber

Chemical TypeBenzotriazole derivative
Product FormFree-flowing crystalline powder
AppearanceOff-white to pale yellow crystalline solid
Molecular WeightApprox. 323 g/mol
Melting Point148–152 °C
SolubilitySoluble in common organic solvents (e.g., chloroform, THF, acetone); low solubility in water
Primary ApplicationsUV stabilization of polymers, coatings, and adhesives
Key FeaturesPhotostable, non-basic, low volatility, polymer-compatible


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