Industry News

Arkema Introduces CLEARSTRENGTH XT 151 High-Performance Toughener

Arkema introduces CLEARSTRENGTH XT® 151 toughener, an innovative, high-performance product designed primarily to boost the performance of thermosetting resins without compromising processability. This easy-to-use powder provides long-lasting durability, excellent dispersion for better performance, higher production capabilities, lower energy and production costs, and much more.

“Using Arkema’s unique and patented technology, CLEARSTRENGTH® XT powder is the exception to the rule when it comes to core/shell tougheners,” said Alexandre Vermogen, global marketing manager for Plastic Additives, Arkema. “The new CLEARSTRENGTH® XT 151 toughener was designed primarily for epoxy formulators to enhance the durability and performance of thermosetting resins while also providing excellent processability.

CLEARSTRENGTH® XT 151 toughener is a Methylmethacrylate-Butadiene-Styrene (MBS) core shell toughening agent. Its unique chemistry and patented technology is optimized for even the most demanding epoxy applications. It offers a range of benefits:

  • Tailored for epoxy thermosetting resins 
  • Optimized to the most demanding applications 
  • Matching low temperature requirements (toughening, elongation, lapshear) without affecting glass transition temperature (Tg) 
  • Reduced viscosity influence at high concentration 
  • Easy to use and extended shelf life

To learn more about CLEARSTRENGTH® 151 toughener and our full range of toughener powders for thermosets, join our webinar on April 12th (3:00 p.m. CET/9:00 a.m. EDT). Register at the link below.

More information about ARKEMA Plastic Additives can be found at