What is it?
N,N-diphenyl-4-phenylenediamine is used as an antioxidant for rubber, oils, and feedstuffs.

How can I avoid it?
Avoidance requires reading the product labels, package inserts, Safety Data Sheets (SDS), and on occasion, direct communication with the manufacturer.

Uses:
  • Antidegradant for:
    • Nitrile-butadiene rubber
    • Natural rubber
    • Styrene-butadiene
    • Isoprene
    • Butadiene
    • Chloroprene rubbers
  • In black rubber mix
  • Antioxidant for:
    • Rubber
    • Petrolatum oils
    • Feedstuffs
  • Used to retard copper degradation
  • Intermediate for:
    • Dyes
    • Drugs
    • Plastics
    • Detergents
    • Veterinary medicine
Other names for N,N-diphenyl-4-phenylenediamine:
  • DPPD
  • A gerite DPPD
  • 1,4-Dianilinobenzene
  • Flexamine G
  • Nonox
  • Diphenyl PPD
  • p-Phenylaminodiphenylamine
  • p-Phenylenediphenyldiamine
  • N,N-diphenyl-p-phenylenediamine

Potential cross-reacting/co-reacting substances:
  • p-Phenylenediamine



MC4999-22(Sept2024)

How safe is it?

Hang tight. We're thinking.