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

Rianlon RIANOX MD-697 Antioxidant

Rianlon RIANOX MD-697 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 long-term oxidation resistance. Widely used in PP, PE, and ABS processing, it ensures consistent polymer performance under high-temperature conditions while maintaining color stability and mechanical integrity.
  • rianlon rianox md 697 antioxidant_b69c2b21
  • rianlon rianox md 697 antioxidant_b69c2b21

Features Of Rianlon RIANOX MD-697 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—ideal for light-colored and transparent applications.

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

Typical Applications Of Rianlon RIANOX MD-697 Antioxidant

  1. Polypropylene (PP) fibers and nonwovens for medical and hygiene 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 (PA) for electrical connectors.

  5. Recycled polyolefin compounds requiring robust stabilization against thermo-oxidative degradation.

Specifications Of Rianlon RIANOX MD-697 Antioxidant

Chemical TypeHindered phenol
Product FormFree-flowing white to off-white granules
AppearanceUniform granular solid, no visible impurities
Melting Point115–122 °C (by DSC)
Assay (by HPLC)≥ 99.0%
Volatile Matter (105 °C, 2 h)≤ 0.3%
Ash Content≤ 0.05%
Primary ApplicationsPolyolefins, TPEs, engineering thermoplastics


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