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. 2020 May 13;12(5):1112. doi: 10.3390/polym12051112

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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FTIR spectra: (a) N-isopropylmethacrylamide, (b) ethylene glycol dimethacrylate, and (c) synthesized poli(N-isopropylmethacrylamide) samples with 1.5, 2.0, 2.5, and 3.0 mol% of ethylene glycol dimethacrylate (EGDM).