Shape Stability of Polyethylene Glycol/Acetylene Black Phase Change Composites for Latent Heat Storage

Figure 9

SEM images of the shape-stabilized composite PCMs. (a) AB. (b) PEG800/AB. (c) PEG4000/AB. (d) PEG6000/AB. (e) PEG10000/AB.

(a)

(b)

(c)

(d)

(e)