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

Rianlon RIANOX 412S Antioxidant

Rianlon RIANOX 412S Antioxidant is a high-performance hindered phenolic antioxidant from Rianlon’s RIANOX series, designed for polyolefins and engineering plastics. It offers excellent thermal stability, low volatility, and superior processing protection. Widely used in PP, PE, and ABS, it ensures long-term polymer durability while complying with global food-contact and RoHS regulations.
  • rianlon rianox 412s antioxidant_274d4b09
  • rianlon rianox 412s antioxidant_274d4b09

Features Of Rianlon RIANOX 412S Antioxidant

  1. High-efficiency hindered phenolic antioxidant with excellent thermal stability.

  2. Low volatility and minimal migration, ensuring long-term protection in polymer matrices.

  3. Compatible with a broad range of thermoplastics, elastomers, and engineering resins.

  4. Non-staining and low-color formation, suitable for light-colored and transparent applications.

  5. Meets stringent regulatory requirements for food-contact and medical-grade polymers (FDA 21 CFR compliant).

Typical Applications Of Rianlon RIANOX 412S Antioxidant

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

  2. Polyethylene (PE) films used in packaging and agricultural mulch.

  3. Thermoplastic elastomers (TPEs) in automotive interior components.

  4. Engineering plastics such as polybutylene terephthalate (PBT) and polyamide 6 (PA6).

  5. Recycled polyolefin compounds requiring enhanced oxidative stability during reprocessing.

Specifications Of Rianlon RIANOX 412S Antioxidant

Chemical TypeHindered phenol
Product FormFree-flowing white to off-white powder
AppearanceWhite crystalline powder
Melting Point128–132 °C
Assay (by HPLC)≥ 99.0%
Volatile Matter (105 °C, 2 h)≤ 0.15%
Ash Content≤ 0.05%
Primary ApplicationsPolyolefins, engineering plastics, TPEs, recycled polymers


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