Fragile/ easily broken photocurable 3D printing limitation overcome using polyurethane acrylate resin incorporating dynamic bonds

https://techxplore.com/news/2025-09-3d-stronger-economical-ai.html

"stronger, less expensive... material-to-structure design/ fabrication of mechanically robust digital light processing -based 3D printing using light to solidify a liquid resin that absorbs shock/ vibration while allowing rubber/ plastic -type properties... machine learning assigns optimal strength to each part of the structure... single material and single process... medical implants, machine parts, aerospace, robotics"