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. 2023 Dec 15;13:22329. doi: 10.1038/s41598-023-49897-2

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© The Author(s) 2023

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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UV–vis and DSC characterization of PP films with 2% additives. (a) UV–vis spectra during UV radiation of 280–400 nm and HEV radiation of 400-500 nm. (b) UV–vis spectra during NIR radiation of 780–2500 nm. (c) DSC curve of PP films with 2% additives during cooling process. (d) DSC curve of PP films with 2% additives during 2nd heating process.