Octolite 529 Thioester Tiarco Chemical Antioxidants >> Thioester Rubber - Elastomer (Chloroprene, Butyl …) ADHESIVE Thioester antioxidant Octolite 529 is a 40% aqueous emulsion of Goodyear's Wingstay SN-1 Octolite 529 is recommended as a secondary synergist antioxidant, especially when used in combination with primary amine and phenolic antioxidants. Octolite 529 is non-staining in performance, providing good stabilization and antioxidant protection to natural and synthetic latex polymers. Octolite 529 may be used in both uncured and sulfur-cured compounds. Non-staining secondary synergist thioester antioxidant, especially when used in combination with primary amine and phenolic antioxidants. Used in adhesives. Provides good stabilization and antioxidant protection.