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. 2023 Nov 21;8(48):45164–45176. doi: 10.1021/acsomega.3c05702

Table 1. An Overview of the Advantages and Disadvantages of Different Types of PCM.

Entry PCM Types Advantages Disadvantages ref
1 Organic • Supercooling is negligible, which indicates that they undergo predictable and consistent temperature changes from solid to liquid (and vice versa). For fabrics to sustain thermal comfort, this dependability is essential. • Thermal conductivity is quite low (only about 0.2 W/mK). (32,33)
• Stable in the laboratory that leads to maintaining long-term functionality • Significant volume shifts on phase transition
• Reduced vapor pressure • Flammability is detrimental to firefighting clothes.
• Inert to corrosion leads to keep good quality  
• Excessive amounts of latent heat per gramme  
• Able to work with standard construction supplies  
2 Inorganic • Extremely high latent heat capacity per liter • Supercooling (31,34)
• Excellent heat conduction (around 0.5 W/mK) • Corrosion
• Not combustible • Because of breakdown (phase separation), a thickening and nucleating agent is required.
• Very inexpensive  
3 Eutectics • Intensive heat storage in a small volume • Insufficient thermo-physical property test data is currently available. (31,35)
• The high point of melting