Category of Hydrogels | Structure of polymer | Compositions | Properties |
Physical Chemical | Graft copolymers Block copolymers Linear polymers Interpenetrating networks (IPNs) Polyblends | Natural polymers and Synthetic polymers Combinations of natural and synthetic polymers | Closed/open pores Water content and character Chemical modification ( having attached cell adhesion ligands) Addition of cells and/or drugs Sterilizability Mechanical strength Degradability Injectability Ease of handling |