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

Shenglaite S2251 Antioxidant

Shenglaite S2251 Antioxidant is a high-performance phenolic antioxidant from Shenglaite’s S-series, designed for polymer stabilization against thermal and oxidative degradation. It offers excellent compatibility with polyolefins, superior melt stability, low volatility, and minimal discoloration. Widely used in PP, PE, and engineering plastics, it ensures long-term aging resistance and processing safety under high-temperature conditions.
  • shenglaite s2251 antioxidant_69c6c984
  • shenglaite s2251 antioxidant_69c6c984

Features Of Shenglaite S2251 Antioxidant

  1. High thermal stability suitable for processing temperatures up to 280 °C.

  2. Excellent compatibility with polyolefins, including PP and HDPE.

  3. Low volatility and minimal migration, ensuring long-term stabilization performance.

  4. Non-discoloring formulation—preserves polymer clarity and color fidelity.

  5. Meets FDA 21 CFR §178.2010 and EU Regulation (EC) No. 10/2011 for food-contact applications.

Typical Applications Of Shenglaite S2251 Antioxidant

  1. Polypropylene (PP) fibers and nonwovens for medical and hygiene products.

  2. HDPE blow-molded containers for food, beverage, and pharmaceutical packaging.

  3. Automotive interior components requiring UV and thermo-oxidative resistance.

  4. Rotational-molded tanks and industrial parts exposed to elevated service temperatures.

  5. Masterbatch formulations for color-stable, high-clarity consumer goods.

Specifications Of Shenglaite S2251 Antioxidant

Chemical TypeHindered phenolic antioxidant
Product FormFree-flowing white granules
AppearanceWhite to off-white granular solid
Primary ApplicationsPolyolefins (PP, HDPE, LDPE), engineering plastics
Key FeaturesThermal stabilizer, primary antioxidant, low extractability
BenefitsExtended melt stability, reduced gel formation, improved aging resistance
Storage ConditionsStore in cool, dry place below 30 °C; keep container tightly closed
Shelf Life24 months from date of manufacture under recommended storage


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