Technical datasheet

Clearstrength® C-859

Supplied byArkema- Last Updated on Nov 6, 2025

Clearstrength® C-859 by Arkema Additives is a methylmethacrylate-butadiene-styrene (MBS) core-shell grade. It acts as a impact modifier.
  • It is designed for injection molding, extrusion and calendering opaque applications.
  • It exhibits low-temperature impact performance and processability.
  • It offers good color stability, surface finish, high level of gloss and vicat.
  • It is recommended for use in PVC and C-PVC pipes & fittings, furniture films, indoor profiles, high quality technical films and edge-bands.
  • Clearstrength® C-859 is commonly used in formulations for food contact or drinking water conduction.
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Clearstrength® C-859 properties

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