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. 2022 Jun 16;14(12):2449. doi: 10.3390/polym14122449

Figure 34.

Figure 34

(a) Constituents of the resin formulation for selectively activating a transesterification catalyst in thiol-acrylate photopolymers; (b) dual-light wavelength DLP 3D printer setup; (c) visible light-mediated network formation during DLP 3D printing; (d) UV light-triggered activation of Brønsted acids acting as a transesterification catalyst. Reproduced from Ref. [237] with permission from the Royal Society of Chemistry.