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

BASF Tinuvin 99-2 Benzotriazole UV Absorber

BASF Tinuvin 99-2 is a high-performance benzotriazole-based UV absorber from the Tinuvin series, offering exceptional photostability and thermal resistance for polyolefins, coatings, and engineering plastics. It provides superior long-term UV protection with low volatility and excellent compatibility across diverse polymer systems.
  • basf tinuvin 99 2 benzotriazole uv absorber_72e63ca0
  • basf tinuvin 99 2 benzotriazole uv absorber_72e63ca0

Features Of BASF Tinuvin 99-2 Benzotriazole UV Absorber

  1. Highly effective broad-spectrum UV absorption in the 300–400 nm range, protecting polymers from photodegradation.

  2. Excellent thermal and hydrolytic stability, enabling processing at elevated temperatures without significant loss of performance.

  3. Low volatility and minimal migration, ensuring long-term UV protection in demanding applications.

  4. Good compatibility with a wide range of thermoplastics, thermosets, and coatings systems.

  5. Non-staining and colorless in final formulations, preserving aesthetic integrity of transparent or light-colored materials.

Typical Applications Of BASF Tinuvin 99-2 Benzotriazole UV Absorber

  1. Automotive interior plastics (e.g., dashboards, trim components).

  2. Outdoor architectural coatings and industrial finishes.

  3. Transparent polycarbonate glazing and lighting covers.

  4. Engineering thermoplastics used in consumer electronics housings.

  5. High-performance polyurethane elastomers and adhesives exposed to sunlight.

Specifications Of BASF Tinuvin 99-2 Benzotriazole UV Absorber

Chemical TypeBenzotriazole-based UV absorber
Product FormFree-flowing crystalline powder
AppearanceOff-white to pale yellow crystalline solid
Primary ApplicationsPlastics, coatings, and elastomers requiring long-term UV stability
Key FeaturesBroad UV-A/UV-B absorption, low volatility, high photostability
BenefitsExtended service life, reduced yellowing and embrittlement, excellent processing safety
SolubilitySoluble in common organic solvents (e.g., THF, chloroform, hot toluene); low solubility in water
Storage ConditionsStore in original sealed packaging at room temperature, protected from moisture and direct sunlight


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