Page 221 - Biodegradable Polyesters
P. 221

8.3  Morphological Observations  199



               (a)                        (b)













               (c)                        (d)












               (e)                        (f)












               (g)                        (h)













               Figure 8.3 SEM micrographs of electro-  (e) 0/1, and PLA/15% LMW PCL blend ratios:
               spun PLA/15% PCL fibers by using DCM/DMF (f) 3/1, (g) 1/1, and (h) 1/3 [60]. The scale
               cosolvents with PLA/15% HMW PCL blend  bars in SEM micrographs represent 10 μm.
               ratios (a) 1/0, (b) 3/1, (c) 1/1, (d) 1/3, and
   216   217   218   219   220   221   222   223   224   225   226