Technical datasheet

ProFlame® PN321

Supplied byNovista- Last Updated on Aug 14, 2025

ProFlame® PN321 by Novista is a diethyl phosphinic aluminum flame retardant. It is designed for high performance flame retardant engineering plastics such as polyester (PET, PBT), nylon PA6, PA66 (glass fiber reinforced and unreinforced).
  • Offers high heat resistance and high phosphorus content.
  • It does not hydrolyze and separate out.
  • ProFlame® PN321 can be used alone or in combination with other phosphorous nitrogen flame retardants.
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ProFlame® PN321 properties

Other properties

PropertiesValue & unitTest conditionTest method
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