Naugard RM 51 Phosphite/phenolic blend Crompton-Uniroyal Chemical Antioxidants >> Phenolic Antioxidants >> Phosphite Rubber - Elastomer (Chloroprene, Butyl …) NAUGARD ® RM-51 Antioxidant A phosphite/phenolic blend antioxidant Is an exceptionally effective antioxidant which protects natural or synthetic rubbers against oxygen, light and heat exposures. It will not stain fabrics, lacquers or other materials by migration or contact. Easily emulsified for latex applications. Nonstaining and nondiscoloring. For the stabilization of latex during manufacture and shipment. Provides constant Mooney viscosity and freedom from gel formation. Also improves resistance to heat degradation of dipped and extruded latex goods. Naugard® RM-51 is a low cost, extremely effective liquid antioxidant. It is nonstaining and nondiscoloring. Use in natural and synthetic rubbers for protection against oxygen, light and heat. Gel buildup during processing is also minimized by the use of Naugard RM-51. Nonstaining and nondiscoloring phosphite/phenolic blend. Used as a very effective antioxidant in natural and synthetic rubbers. Offers protection against oxygen, light and heat exposures. Can be easily emulsified for stabilization of latex applications. Provides constant Mooney viscosity and freedom from gel formation.