Naugard SP Styrenated phenol Crompton-Uniroyal Chemical Antioxidants >> Phenolic Rubber - Elastomer (Chloroprene, Butyl …) ADHESIVE NAUGARD ® SP Antioxidant styrenated phenol (mixture of mono-, di- and trialkylate) Liquid readily handled by metering equipment. It is less volatile than BHT. Nonstaining and nondiscoloring. Antioxidant for dry rubber and latex compounds, as a stabilizer for synthetic polymers alone and in combination with phosphites or other phenolic stabilizers. Naugard® SP is used as an antioxidant in dry rubber and latex compounds. It is a moderately effective stabilizer for synthetic polymers alone and in combination with phosphites (e.g. Polygard®) and other phenolic stabilizers. Available as liquid or 70% active powder. Nonstaining and nondiscoloring styrenated phenol (mixture of mono-, di- and trialkylate). Used as antioxidant for dry rubber and latex compounds and as a stabilizer for synthetic polymers alone and in combination with phosphite or other phenolic stabilizer. Possesses low volatility.