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

BASF Tinuvin 326 Benzotriazole UV Absorber

BASF Tinuvin 326 is a high-performance benzotriazole-based UV absorber from the Tinuvin series, offering exceptional photostability and thermal resistance. It effectively protects polymers like polyolefins, PVC, and engineering plastics against UV-induced degradation, yellowing, and embrittlement. Widely used in automotive, packaging, and outdoor applications, it ensures long-term color retention and mechanical integrity under intense sunlight exposure.
  • basf tinuvin 326 benzotriazole uv absorber_e6e1d470
  • basf tinuvin 326 benzotriazole uv absorber_e6e1d470

Features Of BASF Tinuvin 326 Benzotriazole UV Absorber

  1. Highly effective UV absorber specifically designed for protection against UV-B and short-wave UV-A radiation.

  2. Excellent compatibility with a broad range of polymers including polyolefins, styrenics, and engineering plastics.

  3. Good thermal and hydrolytic stability, enabling robust performance during high-temperature processing.

  4. Low volatility and minimal migration, ensuring long-term stabilization in demanding outdoor applications.

  5. Non-discoloring and chemically stable under normal storage and use conditions.

Typical Applications Of BASF Tinuvin 326 Benzotriazole UV Absorber

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

  2. Outdoor polymer products such as garden furniture, agricultural films, and geotextiles.

  3. Packaging materials requiring extended shelf life and UV resistance (e.g., HDPE containers).

  4. Coatings and inks for industrial and architectural applications.

  5. Transparent polycarbonate and acrylic glazing used in façades and skylights.

Specifications Of BASF Tinuvin 326 Benzotriazole UV Absorber

Chemical TypeBenzotriazole-based UV absorber
Product FormOff-white to light yellow crystalline powder
AppearanceCrystalline solid
Primary ApplicationsPolyolefins, styrenic resins, polyesters, coatings, adhesives
Key FeaturesUV absorption peak at ~340 nm; high molar extinction coefficient
BenefitsExtended service life, reduced photooxidative degradation, improved color retention
SolubilitySoluble in common organic solvents (e.g., chloroform, THF, hot xylene); low solubility in water
Storage ConditionsStore in original packaging below 30 °C, protected from moisture and direct sunlight


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *