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. 2024 Aug 2;14(33):24141–24151. doi: 10.1039/d4ra03208j

Enthalpy and phase transition temperature of PEG4000 and various shape-stabilized phase change materials.

Samples T im (°C) T m (°C) ΔHm (J g−1) T ic (°C) T c (°C) ΔHc (J g−1) R (%)
PEG4000 59.2 ± 0.4 62.5 ± 0.2 187.4 ± 0.3 31.3 ± 1.1 28.5 ± 1.2 174.3 ± 0.5 —
SS-PEG 52.9 ± 0.3 59.7 ± 0.2 153.4 ± 0.7 44.8 ± 0.9 41.4 ± 1.1 150.4 ± 0.4 81.9
SR-PEG 51 ± 1.5 60 ± 1.1 171.5 ± 0.2 39.6 ± 1.2 36.7 ± 0.6 166.5 ± 0.2 91.5