Sample preparation and sol–gel transition. ... Phase diagram of uniformly dissolved CP4 in PBS (CP4-S) at various concentrations determined by the test-tube inversion.

Poly(vinyl alcohol) hydrogels (PVA-Hs) are promising materials for various biomedical applications and have been studied extensively. Low-temperature crystallization is the most popular method ...

(a) Schematic diagram of the freeze-thaw assisted wet annealing synthesis strategy for tough, recyclable and bio-friendly IL/PVA hydrogels. (i) PVA/H 2 O homogeneous solution with disordered pre ...