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SINTX Technologies Signs Supply Agreement with EVONIK to Manufacture Silicon Nitride-PEEK Compound for AI-Assisted, 3D-Printed Patient-Specific Implants

SINTX Technologies, Inc. (SINT) | December 1, 2025

By Laura Young

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SINTX Technologies, Inc. signed a supply agreement with Evonik Corporation to manufacture a silicon nitride-PEEK compound for patient-specific implants.

The agreement enables immediate production of AI-assisted, 3D-printed patient-specific implants using SINTX's U.S.-based facility.

The proprietary SiN/PEEK compound offers advantages over standard PEEK, including antipathogenic properties and improved visualization features.

SiN/PEEK Compound Supply Agreement

SINTX signed an agreement with Evonik to produce a unique compound for patient-specific implants.

Impact on Manufacturing

The agreement allows SINTX to begin manufacturing AI-designed, 3D-printed implants immediately.

Material Advantages

SiN/PEEK offers antipathogenic surface behavior, osteogenic support, and enhanced visualization during procedures.

  • The supply agreement with Evonik positions SINTX to address critical needs in trauma, spine, oncology, and beyond.
  • SiN/PEEK compound's attributes aim to improve medical outcomes, providing design freedom and scalability for patient-specific geometries.

The collaboration between SINTX Technologies and Evonik Corporation marks a significant advancement in the production of patient-specific implants with enhanced features. The SiN/PEEK compound is poised to make a positive impact on medical device innovation and patient care.