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

Sunshow Synova 5591 Hindered Amine Light Stabilizer

Sunshow Synova 5591 is a high-performance hindered amine light stabilizer (HALS) from Sunshow’s Synova series, engineered for exceptional UV protection in polyolefins and engineering plastics. It offers superior thermal stability, low volatility, and outstanding long-term weatherability without compromising polymer clarity or mechanical properties.
  • sunshow synova 5591 hindered amine light stabilizer_1da53bc3
  • sunshow synova 5591 hindered amine light stabilizer_1da53bc3

Features Of Sunshow Synova 5591 Hindered Amine Light Stabilizer

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

  2. Excellent compatibility with polypropylene (PP), polyethylene (PE), and ABS resins.

  3. Low volatility and superior thermal stability up to 280 °C during melt processing.

  4. Non-discoloring performance—maintains clarity and color fidelity in transparent and pigmented systems.

  5. Synergistic compatibility with phenolic antioxidants and phosphite processing stabilizers.

Typical Applications Of Sunshow Synova 5591 Hindered Amine Light Stabilizer

  1. Automotive interior trim and exterior components exposed to sunlight.

  2. Outdoor agricultural films and greenhouse covers requiring extended UV resistance.

  3. Packaging films for UV-sensitive consumer goods and pharmaceuticals.

  4. Consumer durable housings, including power tools and garden equipment.

  5. Geotextiles and civil engineering membranes subjected to prolonged solar irradiation.

Specifications Of Sunshow Synova 5591 Hindered Amine Light Stabilizer

Chemical TypeTetramethylpiperidine-based hindered amine light stabilizer (HALS)
Product FormFree-flowing white to off-white granules
AppearanceUniform granular solid, no visible dust or agglomerates
Primary ApplicationsPolyolefins (PP, HDPE, LDPE), ABS, and styrenic copolymers
Key FeaturesLow migration, high extraction resistance, non-basic HALS chemistry
BenefitsExtended service life under outdoor weathering; reduced surface chalking and embrittlement
Recommended Loading Range0.1–0.5 wt% depending on substrate and exposure conditions
Storage ConditionsStore in cool, dry place below 30 °C; keep container tightly closed


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