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

Sunshow Sunsave 5350 Hindered Amine Light Stabilizer

Sunshow Sunsave 5350 is a high-performance hindered amine light stabilizer (HALS) from Sunshow’s Sunsave series, designed to protect polymers against UV degradation. It offers excellent thermal stability, low volatility, and superior long-term weatherability for polyolefins, coatings, and engineering plastics. Its sterically hindered piperidine structure ensures efficient radical scavenging and synergistic stabilization with antioxidants.
  • sunshow sunsave 5350 hindered amine light stabilizer_b67914f4
  • sunshow sunsave 5350 hindered amine light stabilizer_b67914f4

Features Of Sunshow Sunsave 5350 Hindered Amine Light Stabilizer

  1. Highly effective long-term UV stabilization for polyolefins and engineering plastics.

  2. Low volatility and excellent thermal stability up to 280°C during processing.

  3. Non-migrating molecular structure ensures superior permanence and surface retention.

  4. Compatible with other additives including antioxidants, UV absorbers, and pigments.

  5. Minimal impact on polymer color—low yellowing tendency under prolonged UV exposure.

Typical Applications Of Sunshow Sunsave 5350 Hindered Amine Light Stabilizer

  1. Automotive interior and exterior components (dashboards, bumpers, trim).

  2. Agricultural films and greenhouse covers requiring extended outdoor durability.

  3. Geotextiles and pond liners exposed to intense solar radiation.

  4. Rotomolded and blow-molded polyethylene containers for outdoor storage.

  5. HDPE pipes and fittings used in water distribution and irrigation systems.

Specifications Of Sunshow Sunsave 5350 Hindered Amine Light Stabilizer

Chemical TypeHindered amine light stabilizer (HALS), tetramethylpiperidine derivative
Product FormFree-flowing white to off-white granules
AppearanceGranular, free of visible dust or agglomerates
Molecular Weight (approx.)1,100–1,200 g/mol
Heat StabilityStable up to 280°C (short-term processing)
SolubilityInsoluble in water; soluble in common organic solvents (e.g., chloroform, THF)
Primary ApplicationsPolyolefins (PP, HDPE, LDPE), engineering thermoplastics (PA, PBT)
Key FeaturesRadical scavenging, nitroxide regeneration, low extractability


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