WESTCO™ ZBPD Accelerator Zinc –O-,O-di-N-butylphosporodithioate CAS# 6990-43-8

WESTCO™ ZBPD is a non-staining, non-blooming liquid, fast curing secondary accelerator for rubber compounds, especially EPDM and NR. It may be used with standard rubber accelerators but is most commonly used along with other non-nitrosamine generating accelerators. When used with sulfonamides in NR, it improves reversion resistance.

Packaging:  200 kg drum


Appearance: Lt Yellow Liquid
*Sulfur Content

22.0 – 23.6%

*Zinc Content

11.1 – 13.5%

*pH, min.

4.0 Min.

Phosphorus, typical


Specific Gravity, typical


*Reported on Certificate of analysis

Download Product Information

For WESTCO™ ZBPD Accelerator - Zinc –O-,O-di-N-butylphosporodithioate

    Please enter the product name / id for the required SDS:

    Tell us how to get in touch with you:

      Technical Data & SDS Sheets

      Technical Product Sheets and SDS sheets are available for each of the chemicals listed. To access please click on the links above.
      • Western Reserve Chemicals
      • 4837 Darrow Road
      • Stow, OH 44224

        Please contact us to request this Data Sheet