Product description

Chemical name: N,N'-Bis(1,4-dimethylpentyl)-p-phenylenediamine
Molecular weight: 305

Eastman Santoflex 77PD acts as a high activity antiozonant to protect natural and synthetic elastomer compounds, particularly in static applications for compounds containing no wax.

Santoflex 77PD is also acts as an antioxidant particularly effective for gasolines produced by cracking or pyrolysis (high olefin content gasoline) and as an effective polymerization inhibitor.


  • Polymer modification
  • Tires
  • Water treatment industrial

    Regulatory information and data sheets

    Product availability

    Check with local sales office to determine exact availability by country. Orders subjected to minimum order quantity.
    • Asia Pacific
    • Europe, Middle East, & Africa
    • North America

    Authorized distributors

    Please select a region and country for a list of authorized distributors. If a country is not listed for a region, contact Eastman for further information.
    © 2020 Eastman Chemical Company or its subsidiaries. All rights reserved.
    As used herein, ® denotes registered trademark status in the U.S. only.