| abstract |
(57) [Summary] A poly (vinyl alcohol) -based biodegradable biocompatible hydrogel and a method for preparing the same. The method of preparing the hydrogel involves the use of a prepolymer. The prepolymer has a PVA backbone and side chains containing polymerizable groups. In one embodiment, the side chains also include a biodegradable region. In another embodiment, the biodegradable region is incorporated into the hydrogel during formation. |