Naugard 431 2,6-Bis(α-methylbenzyl)-4-methylphenol Crompton-Uniroyal Chemical Antioxidants >> Phenolic Rubber - Elastomer (Chloroprene, Butyl …) ADHESIVE NAUGARD ® 431 (ANTIOXIDANT 431) 2,6-Bis(α -methylbenzyl)-4-methylphenol Low volatility, hindered phenolic antioxidant. Effective for use in processing and long-term heat stabilization. Synergistic with thioesters and phosphites for improved performance. Nonstaining and nondiscoloring. As a stabilizer for synthetic rubber and as an antioxidant for dry rubber and latex compounds at levels of 0.5-1.0 phr. Nonstaining and nondiscoloring 2,6-Bis(α-methylbenzyl)-4-methylphenol. Used as a low volatility, hindered phenolic antioxidant for dry rubber and latex compounds. Provides processing and long-term heat stabilization. Can be used synergistically with thioesters and phosphites for improved performance. Can be used as a stabilizer for synthetic rubber. Use level : 0.5-1.0 phr.