---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-25-025496"
form_type: "8-K"
ticker: "SINT"
cik: "0001269026"
company_name: "Sintx Technologies, Inc."
filed_at: "2025-12-01T23:59:59+00:00"
generated_at: "2026-05-16T15:51:32.295440+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# SINTX signs supply agreement with Evonik for SiN/PEEK compound for 3D-printed implants

## Summary
- Evonik Corporation will manufacture SINTX's proprietary SiN/PEEK compound (U.S. Patent No. 10,806,831) at commercial scale.
- Enables immediate production of AI-assisted, 3D-printed patient-specific implants for humanitarian-use vertebral body replacement (VBR) cases.
- SINTX has received physician requests for VBR implants for orthopedic and neurosurgical oncology patients post-tumor resection.
- SiN/PEEK offers antipathogenic surface behavior, osteogenic support, and improved visualization vs. standard PEEK.

## SEC filing metadata
- accession: 0001493152-25-025496
- form_type: 8-K
- ticker: SINT
- cik: 0001269026
- company_name: Sintx Technologies, Inc.
- filed_at: 2025-12-01T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1269026/000149315225025496/0001493152-25-025496-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1269026/000149315225025496/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-25-025496
- JSON: https://secwatch.observer/filing/0001493152-25-025496.json
- Plain text: https://secwatch.observer/filing/0001493152-25-025496.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.