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. 2017 Oct 4;3(4):36. doi: 10.3390/gels3040036

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© 2017 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/).

PMC Copyright notice

Model of competitive hydrogen-bond formation between polymer–water (p–A) and polymer–methanol (p–B) of PNIPAAm in both mixed solvents, proposed by Kojima and Tanaka. Reprinted with permission from Reference [67]. Copyright ^© 2012 The Royal Society of Chemistry.