2-Hydroxy-ethylcellulose + poly
(ethylene oxide)
À30
[220]
Poly(ethylene oxide) + sodium
alginate + chitosan
À40
[221]
Poly(glycidol-co-ethyl glycidyl
carbamate
À20
[222]
a
T
0 is the freezing/melting temperature of a neat solvent
A Brief History of Polymeric Cryogels
21