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Hindered phenolic antioxidant that provides excellent color protection during polymerization and manufacturing of polyamide fibers, molded articles, and films.


44.09lb Bag



Product Overview

LOWINOX™ HD98 is a high performance hindered phenolic antioxidant designed to stabilize polyamides. To protect polyamide fibers, it can be added to the polymer melt in the final stages of polymerization. LOWINOX® HD98 can also be added prior to polymerization to impart excellent color protection during manufacturing, spinning, and heat setting. 

Product Specifications

Appearance: White powder
Melting Point: 156-163 °C
Molecular Weight: 637 g/mol
Bulk Density: 450 kg/m³
Primary Chemistry: Benzenepropanamide, N,N'-1,1-hexanediylbis [3,5-bis(1,1-dimethylethyl)-4-hydroxy

Features & Benefits

Excellent color protection during polymerization and manufacturing
Resistant to extraction


Polyamide fibers, molded articles, and films

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