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Additive manufacturing of SiCNO polymer-derived ceramics via step-growth polymerization


Abstract The 3D printing of pre-ceramic polymers that can be pyrolyzed into functional ceramics has recently become a focus for advanced ceramic applications requiring complex geometries. In this work, a new methodology for 3D printing SiCNO ceramic materials derived from a novel pre-ceramic photopolymer feedstock utilizing a thiol-ene reaction is introduced. The printed parts are pyrolyzed to amorphous SiCNO and the physical and mechanical properties of the final ceramic are measured. Pyrolysis of the pre-ceramic produced a SiCNO ceramic with 41% ceramic yield and shrinkage of 24% with a hardness measured at 6.6 GPa ± 0.3 GPa.
Authors Stephan A. Brinckmann University of Wyoming , Jia Yao University of WyomingORCID , Jason Young ORCID , Mark J. Jones University of WyomingORCID , Ray S. Fertig University of WyomingORCID , Carl P. Frick ORCID
Journal Info Elsevier BV | Open Ceramics , vol: 15 , pages: 100414 - 100414
Publication Date 9/1/2023
ISSN 2666-5395
TypeKeyword Image article
Open Access gold Gold Access
DOI https://doi.org/10.1016/j.oceram.2023.100414
KeywordsKeyword Image 3D Printing (Score: 0.535153)