fig4
From: Preparation and application prospects of polymer-based thermally conductive self-healing composites
Figure 4. The schematic illustration of the muscle-like DA-PU elastomers with the capabilities of super-toughness, anti-fatigue, thermal repair, and self-healing based on the D–A self-assembly structure. Reprinted with permission from Ref.[28], Copyright © 2021 Wiley. DA-PU: Donor–acceptor polyurethane; D–A: donor–acceptor.
