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. 2018 Apr 23;5(6):1701043. doi: 10.1002/advs.201701043

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© 2018 The Authors. Published by WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim

This is an open access article under the terms of the http://creativecommons.org/licenses/by/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

PMC Copyright notice

a) Fabrication of S‐nitroso‐N‐acetylpenicillamine (SNAP)‐benzophenone based quaternary ammonium (BPAM) films. SNAP is incorporated in CarboSil polymer, followed by the sequential immobilization of antimicrobial molecules, BPAM, onto the top of the SNAP‐CarboSil films. Reproduced with permission.82 Copyright 2017, Elsevier. b) Process to fabricate a sandwich film, consisting a textured top polyurethane (PU) layer, a SNAP‐doped middle PU layer, and a bottom smooth PU layer via a soft lithography two‐stage replication molding technique. Reproduced with permission.83 Copyright 2017, Elsevier.