Ble 75 Reaction product of diphenylamine and acetone Crompton-Uniroyal Chemical Antioxidants >> Amine Chloroprene Rubber (CR) Rubber - Elastomer (Chloroprene, Butyl …) BLE ® 75 Antioxidant High temperature reaction product of diphenylamine and acetone Antioxidant and antiflex cracking agent for Neoprene, nitrile (Paracril ® ) rubbers, BR, SBR, their latices and EPDM (Royalene ® ). Add directly to solid rubber; or add in a dispersed form to latex. It has negligible effect on cure rate and is nonblooming. Dark brown discoloration in stocks exposed to light. Migrates during cure. Contact stains light colored compounds. Recommended for tire tread, breaker, chafer, rim flange and carcass compounds. Nonblooming, high temperature reaction product of diphenylamine and acetone on silica carrier. Used as antioxidant and antiflex cracking agent for neoprene, nitrile rubbers, BR, SBR, their latices and EPDM. Can be added directly to solid rubber or in a dispersed form to latex. Offers negligible effect on cure rate. Provides dark brown discoloration in stocks exposed to light. Migrates during cure.