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. Author manuscript; available in PMC: 2022 May 19.
Published in final edited form as: Food Addit Contam Part A Chem Anal Control Expo Risk Assess. 2020 Jan 8;37(3):465–477. doi: 10.1080/19440049.2019.1704447

Figure 5. Characterization of lined copperware coating.

Figure 5.

(A) ATR/FT-IR spectra of (a) PMMA powder, (b) copperware coating film, and (c) copperware coating extract as a dry powder. (B) DSC curves indicating the glass transition temperatures of copperware coating extract and PMMA under N2 at a temperature rate of 10 °C·min-1. (C) TGA curves for the thermal decomposition of copperware coating extract and PMMA under N2 at a temperature rate of 20 °C·min-1.