What is I2959?

Abstract. Irgacure 2959 (I2959) is widely used as a photoinitiator for photochemical crosslinking of hydrogels. However, the free radicals generated from I2959 have been reported to be highly cytotoxic.

Is AIBN a photoinitiator?

Azobisisobutyronitrile (AIBN) is used commonly as both a thermal and photoinitiator [12].

How do you dissolve irgacure 2959?

Irgacure 2959 photoinitiator is very low water soluble (1g/100 ml) but highly soluble in methanol and ethanol. so dissolve both PEGDA and initiator in methanol or water/methanol combination system.