Irganox® B 1171

Irganox® B 1171 by BASF is a combination of hindered phenolic antioxidant and a phosphite. It is a blend of Irganox® 168 and Irganox® 1098. Provides excellent processing, long term thermal stability, excellent initial resin color and improved light (UV) stability. Irganox® B 1171 is superior to copper-based stabilizers for polymers with respect to color and extraction resistance. It is especially suitable for the stabilization of polyamide molded parts, fibers and films. The recommended dosage level is 0.05-0.1%.