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. 2024 Jul 17;16(14):2045. doi: 10.3390/polym16142045

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© 2024 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 (https://creativecommons.org/licenses/by/4.0/).

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Cone calorimetry data illustrating (a) heat release rate (HRR) versus time and (b) total heat release (THR) versus time for cardboard coatings exposed to a propane blow torch. The uncoated cardboard was compromised after 7 s (c) and the 1 mm coated cardboard burned for 27 min (d). The coated sample exhibited a final expansion 25 times its original thickness [120]. Copyright 2020, reproduced with permission from the authors. SPE Polymers published by Wiley Periodicals LLC on behalf of the Society of Plastics Engineers.