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

Lianlong Rianox 245 Antioxidant

Lianlong Rianox 245 Antioxidant is a high-performance phenolic antioxidant from Lianlong’s Rianox series, designed for polyolefins and engineering plastics. It offers exceptional thermal stability, low volatility, and synergistic compatibility with phosphite co-stabilizers. Widely used in PP, PE, and ABS processing, it prevents oxidative degradation during extrusion and molding, ensuring long-term polymer integrity and color retention.
  • lianlong rianox 245 antioxidant_2cf10276
  • lianlong rianox 245 antioxidant_2cf10276

Features Of Lianlong Rianox 245 Antioxidant

  1. High-efficiency primary antioxidant based on hindered phenol chemistry for superior thermal and oxidative stability.

  2. Excellent compatibility with polyolefins, including PP, HDPE, and LDPE, without blooming or migration issues.

  3. Low volatility and high melting point ensure retention during high-temperature processing such as extrusion and injection molding.

  4. Non-staining and low-color formation, preserving the aesthetic integrity of end products.

  5. Meets global regulatory requirements including FDA 21 CFR §178.2010 and EU Directive 10/2011 for food-contact plastics.

Typical Applications Of Lianlong Rianox 245 Antioxidant

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

  2. Automotive interior components including dashboards, door trims, and air ducts.

  3. Food packaging films and containers requiring long-term shelf-life stability.

  4. Industrial pipes and fittings made from stabilized polyethylene (PE).

  5. Blown and cast films used in agricultural mulch and greenhouse covers.

Specifications Of Lianlong Rianox 245 Antioxidant

Chemical TypeHindered phenol (2,6-di-tert-butyl-4-methylphenol derivative)
Product FormFree-flowing white to off-white crystalline powder
AppearanceCrystalline granules or fine powder
Melting Point68–72 °C
Assay (by HPLC)≥ 99.0%
Volatile Matter (105 °C, 2 h)≤ 0.3%
Heavy Metals (as Pb)≤ 5 ppm
Primary ApplicationsPolyolefins, engineering plastics, adhesives, and rubber compounds


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