Stan-Tone™ PEP Polyester Dispersions

Reactive polyester-based colorants suitable for use in a variety of thermoset systems

These colorants are highly compatible with polyester systems, reacting to become part of your final cured product. In addition to use in polyester polyurethanes, Stan-Tone™ PEP colorants are suitable for use in a variety of thermoset polyester applications. Popular uses include pultrusion and SCM formulations, cast polymer countertops, glass-reinforced composites and coated fabrics. PolyOne also offers a custom PEP vehicle system recommended for gelcoat applications.


  • Compatible with polyester and polyether systems
  • Different carrier systems and pigment blends are available
  • Product available in varying viscosity from liquid to paste
Color and Additives Solutions Overview BU Overview Customized color and additive solutions View
GSDI Advanced Dispersions Product Overview Product Selection Guide Learn how PolyOne's pre-dispersed colorants and additives give you the consistency and quality your products deserve View
Silicone Dispersion Technologies Brochure Colorant and additive dispersions that provide enhanced performance and color consistency.  View
Stan-Tone™ PEP and ET - Product Bulletin Product Bulletin Learn about PolyOne's urethane paste colorants (PEP & ET). View