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

Rianlon U-pack B900 Antioxidant

Rianlon U-pack B900 Antioxidant is a high-performance, phosphite-based stabilizer designed for polyolefins and engineering plastics. It offers exceptional melt stability, color retention, and synergistic effects with hindered phenols. Widely used in PP, PE, and TPO applications, it ensures processing safety and long-term thermal-oxidative resistance under demanding conditions.
  • rianlon u pack b900 antioxidant_6eba7644
  • rianlon u pack b900 antioxidant_6eba7644

Features Of Rianlon U-pack B900 Antioxidant

  1. High-performance hindered phenolic antioxidant with synergistic phosphite co-stabilizer for superior long-term thermal stability.

  2. Excellent compatibility with polyolefins, including PP and HDPE, without blooming or plate-out issues.

  3. U-pack formulation ensures uniform dispersion and simplified handling—no dust generation during dosing.

  4. Low volatility and high melt stability, making it ideal for high-temperature processing such as extrusion and injection molding.

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

Typical Applications Of Rianlon U-pack B900 Antioxidant

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

  2. Automotive interior components including dashboards, door trims, and battery casings.

  3. Food-grade packaging films and rigid containers requiring extended shelf-life stability.

  4. Industrial pipes and fittings exposed to elevated service temperatures.

  5. Recycled polyolefin compounds where oxidative degradation resistance is critical.

Specifications Of Rianlon U-pack B900 Antioxidant

Chemical TypeHindered phenol + phosphite hybrid antioxidant system
Product FormFree-flowing, low-dust masterbatch pellet
AppearanceOff-white to light beige cylindrical pellets
Primary ApplicationsPolyolefins (PP, PE), especially in demanding thermal and regulatory environments
Key FeaturesSynergistic stabilization, excellent processing safety, regulatory compliance
BenefitsExtended product lifetime, reduced gel formation, consistent color retention
Recommended Loading Level0.1–0.3 wt% based on polymer matrix
Storage ConditionsStore in cool, dry place below 30°C; keep container tightly closed


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