Fig. 3: Influence of surface wettability and preloading force on wet adhesion of the Janus adhesive tape. | NPG Asia Materials

Fig. 3: Influence of surface wettability and preloading force on wet adhesion of the Janus adhesive tape.

From: Asymmetric Janus adhesive tape prepared by interfacial hydrosilylation for wet/dry amphibious adhesion

Fig. 3

a The contact angle of PDMS samples with different crosslinking degrees. b Effect of surface wettability on wet adhesion to substrates modified with different silanes. c Confocal images of the underwater contact state between the Janus adhesive tape and glass substrate. d Effect of preloading force on wet adhesion of the Janus adhesive tape. The scale bar is 200 μm

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