hecoplast

Technical datasheet

HECO® NOX 603 PP

Supplied byHECOPLAST- Last Updated on Feb 2, 2026

HECO® NOX 603 PP by HECOPLAST acts as an antioxidant. It protects against thermal aging and thus serves as a process stabilizer during plastics processing. It is a long-term thermo-stabilizer.
  • It is suitable for polypropylene in injection molding and extrusion.
  • It specifically slows down undesirable oxidative decomposition processes in plastics that can lead to discoloration or even loss of usability.
  • Recommended dosage level is 0.5-3.5% depending on the desired properties.
  • It complies with EU (VO) No. 10/2011 and US-FDA.
  • HECO® NOX 603 PP has a shelf life of 12 months.
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HECO® NOX 603 PP properties