Naugex MBT 2-Mercaptobenzothiazole Crompton-Uniroyal Chemical Catalysts / Accelerators / Vulcanizing agents >> Mercapto compounds >> Mercaptobenzothiazole (Thiazole) Rubber - Elastomer (Chloroprene, Butyl …) ADHESIVE NAUGEX ® MBT Accelerator 2-mercaptobenzothiazole A general-purpose accelerator for natural and synthetic rubbers. Very active above 116 °C (240°F); moderately low activation temperature. Nonstaining and nondiscoloring to rubber compounds and materials in contact with them. Tire treads and carcass, wire insulation, footwear, mechanical and rubber goods in general. Nonstaining and nondiscoloring 2-mercaptobenzothiazole. Used as a general-purpose accelerator for natural and synthetic rubbers. Provides high activity above 116 °C and possesses moderately low activation temperature.