Research Article

Use of Novel Polyurethane Microspheres in a Curcumin Delivery System

Table 2

EE and DL values obtained with optimized parameters.

SampleEE (%)DL (%)

186.9126.43
284.9525.68
385.6525.85
Average85.8425.99

EE: encapsulation efficiency; DL: drug loading efficiency ( = 2.0, = 0.3).