Clearstrength® C-859 is a methylmethacrylate-butadiene-styrene (MBS) core-shell impact modifier designed to meet the most demanding impact performances in injection molding, extrusion and calendering opaque applications. Clearstrength® C-859 impact modifier is the next generation Clearstrength® C-223 impact modifier, which low-temperature impact performance and processability have made it a leading impact modifier used in CPVC pipes and fittings, furniture films and indoor profiles for over 25 years.

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¹The data provided for these properties are typical values, intended only as guides, and should not be construed as sales specifications.