Flexzone 7P N-1,3-dimethylbutyl-N’-phenyl-p-phenylenediamine Crompton-Uniroyal Chemical Antioxidants >> Amine Rubber - Elastomer (Chloroprene, Butyl …) FLEXZONE ® 7F, 7L and 7P Antioxidants / Antiozonants N-1,3-dimethylbutyl-N’-phenyl-p-phenylenediamine Outstanding dynamic flex protection. Excellent protection from ozone, weathering, oxygen aging, heat and copper deterioration. Three physical forms are available for convenience. Staining and discoloring. Added to latex before coagulation as a polymer stabilizer. As a compounding ingredient, it is generally used in combination with Sunproof ® Extra or Sunproof Improved waxes. They are especially recommended for use in tire treads, sidewall, chafer and breaker compounds. Flexzone® 7 is an all purpose antioxidant and antiozonant which provides a high degree of protection against ozone, flex cracking, oxygen, heat and copper. Recommended for use in tires and belts where outdoor weather resistance and fatigue cracking are problems. Synergistic effect when used with other antioxidants and wax. Two product forms, liquid and pastilles are available for convenience. Staining and discoloring N-1,3-dimethylbutyl-N’-phenyl-p-phenylenediamine. Used as antioxidant and antiozonant in rubbers. Provides outstanding dynamic flex protection, very good protection from ozone, weathering, oxygen aging, heat and copper deterioration. Used as a stabilizer in latex. Can be used in combination with other antioxidants and wax to provide synergistic effect.