Tritan Copolyester MXF421 - Natural


  • Medical equipment
  • Medical supplies

Key attributes

  • Ease of processing
  • Excellent chemical resistance
  • Excellent hydrolytic stability
  • Good toughness

Product description

Eastman Tritan™ MXF421 copolyester has been formulated for medical devices and meets UL94 V2 compliance at 1.5 mm. Tritan MXF421 has passed ISO 10993 testing for cytotoxicity, skin sensitization, and intracutaneous reactivity. Tritan MXF421 has many outstanding features that include excellent toughness, hydrolytic stability, heat resistance, chemical resistance, and melt flowability to fill complex parts. Tritan MXF421 contains a mold release derived from vegetable-based sources.

Product availability

If you are interested in learning more about product availability in your area, please complete the “Make an inquiry” form on this page.

If applicable, authorized distributors are in the regions listed below, with more details provided in the “Authorized distributors” section.

  • Asia Pacific

  • Europe, Middle East & Africa

Authorized distributors

Please select a region and country for a list of authorized distributors. If a country is not listed for a region, contact Eastman for further information.