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

BASF Tinuvin 622 SF Light Stabilizer

BASF Tinuvin 622 SF Light Stabilizer is a high-performance hindered amine light stabilizer (HALS) offering exceptional UV protection for polyolefins and engineering plastics. Its low-volatility, SF-grade formulation ensures superior thermal stability, melt-processability, and long-term weather resistance—ideal for thin films, fibers, and outdoor applications requiring durable color and mechanical property retention.
  • basf tinuvin 622 sf light stabilizer_4713f0ac
  • basf tinuvin 622 sf light stabilizer_4713f0ac

Features Of BASF Tinuvin 622 SF Light Stabilizer

  1. High molecular weight polymeric hindered amine light stabilizer (HALS) with excellent long-term UV protection.

  2. Low volatility and low extractability, ensuring superior retention in demanding processing and end-use conditions.

  3. Excellent compatibility with polyolefins, engineering plastics, and elastomers without blooming or plate-out.

  4. Thermally stable up to 300 °C, suitable for high-temperature extrusion and injection molding processes.

  5. Synergistic performance when combined with UV absorbers (e.g., Tinuvin 326 or 327) and antioxidants.

Typical Applications Of BASF Tinuvin 622 SF Light Stabilizer

  1. Polypropylene (PP) fibers for outdoor geotextiles and agricultural nets.

  2. Automotive interior and exterior plastic components exposed to sunlight.

  3. Rotomolded polyethylene (PE) tanks and containers for water storage and chemical handling.

  4. Blown and cast films used in greenhouse covers and silage wrapping.

  5. Thermoformed packaging trays requiring extended shelf-life under ambient lighting.

Specifications Of BASF Tinuvin 622 SF Light Stabilizer

Chemical TypePolymeric hindered amine light stabilizer (HALS)
Product FormFree-flowing granules
AppearanceWhite to off-white granules
Molecular Weight (approx.)2,500 g/mol
Melting Range145–155 °C
Primary ApplicationsPolyolefins (PP, PE), thermoplastic elastomers (TPE), engineering plastics
Key FeaturesLow volatility, low migration, high thermal stability, excellent processing safety
BenefitsExtended service life, reduced surface cracking/chalking, improved color retention


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