Type of Antioxidant |
Antioxidant Chemistry |
Common Resin Applications |
Primary Antioxidants |
PA1 |
2, 6-di-t-butyl-p-cresol |
Arylamines tend to discolor and cause staining |
PA2 |
Tetrakis[methylene(3, 5-di-t-butyl-4-hydroxylhydorcinnamate)]methane |
Phenolics are generally stain resistant and include simple phenolics (BHT), various polyphenolics, and bisphenolics |
PA3 |
2, 4-bis(n-octylthio)-6-(4'-hydroxyl-3'-5'-di-t-butylanilno)-1, 3, 5-triazine |
Arylamines tend to discolor and cause staining |
PA4 |
2, 4-bis[(octylthio)methyl]-o-cresol |
Phenolics are generally stain resistant and include simple phenolics (BHT), various polyphenolics, and bisphenolics |
PA5 |
Triethyleneglycol-bis-3-(3'-t-butyl-4'-hydroxy-5'-methylphenyl)propionate |
SBR |
PA6 |
Butylated reaction product of p-cresol and dicyclopentadiene |
PA7 |
Hindered phenol |
Secondary Antioxidants |
SA1 |
Tris(nonylphenyl)phosphite |
|
SA2 |
Dilauryl thiosdipropionate |
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