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

Addivant LOWINOX HD98 Antioxidant

Addivant LOWINOX HD98 is a high-performance hindered phenolic antioxidant from Addivant’s LOWINOX series, designed for polyolefins and elastomers. It offers exceptional thermal stability, low volatility, and synergistic compatibility with phosphites. Widely used in PP, PE, and TPO applications to prevent oxidative degradation during processing and long-term service.
  • addivant lowinox hd98 antioxidant_bb78e0c3
  • addivant lowinox hd98 antioxidant_bb78e0c3

Features Of Addivant LOWINOX HD98 Antioxidant

  1. High-molecular-weight hindered phenolic antioxidant offering exceptional long-term thermal stability.

  2. Low volatility and minimal migration, ensuring sustained protection in demanding processing conditions.

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

  4. Synergistic performance when combined with phosphite co-stabilizers (e.g., LOWINOX PEPQ).

  5. Meets FDA 21 CFR §178.2010 for indirect food contact applications in polyolefin packaging.

Typical Applications Of Addivant LOWINOX HD98 Antioxidant

  1. Polypropylene (PP) fibers and nonwovens for automotive and hygiene markets.

  2. Thick-walled HDPE containers and blow-molded bottles requiring high-temperature resistance.

  3. PP-based medical devices and sterilizable packaging components.

  4. Recycled polyolefin compounds where oxidative degradation during reprocessing must be minimized.

  5. Electrical insulation materials and cable jacketing compounds exposed to elevated service temperatures.

Specifications Of Addivant LOWINOX HD98 Antioxidant

Chemical TypeHindered phenol (tetramethylpiperidinyl-substituted bisphenol)
Product FormFree-flowing white to off-white granules
AppearanceUniform granular solid, no visible dust or agglomerates
Melting Range145–152 °C (by DSC, 10 °C/min)
Primary ApplicationsPolyolefins (PP, HDPE, LDPE), engineering thermoplastics, recycled resins
Key FeaturesLow volatility, high melt stability, excellent color retention
BenefitsExtended product lifetime, reduced gel formation, improved processability
Regulatory ComplianceFDA 21 CFR §178.2010; EU Regulation (EC) No 10/2011 Annex I


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