Table 6 Basic properties of different PCMs
From: Review of regulation techniques of asphalt pavement high temperature for climate change adaptation
Carrier matrix | Working substance | Phase change temperature(°C) | Phase change enthalpy(J/g) |
|---|---|---|---|
SiO2 | PEG-4000 [130] | 47.6-60.5 | - |
Hydrocarbons PCM [133] | -1.5-24 | 80.98 | |
N-tetradecane-type paraffin waxes [134] | 2-5 | 107-118 | |
Diatomite | Stearic acid (SA) and palmitic acid (PA) [131] | 52.93 | 106.70 |
Polyethylene glycol (PEG) [135] | - | 9.0332 | |
SA [129] | 67.13 | 143.7 | |
PA [128] | 59.1 | 97.74 | |
Ceramsite | PEG and EGD [132] | 54-60 | 29-50 |
PEG-4000 [136] | 53.8 | 125.1 | |
ZnMgAl-mixed metal oxides | PEG [137] | 50.9 | 108.1 |
Expanded graphite | Paraffin [138] | 40-50 | 150 |
polypropylene | 0.5-26 | 46.97 |