Miscibility Studies of Hydroxypropyl Cellulose/Poly(Ethylene Glycol) in Dilute Solutions and Solid State

Figure 7

X-ray diffraction patterns of HPC (a), HPC/PEG 80/20 (b), HPC/PEG 50/50 (c), HPC/PEG 20/80 (d), PEG (e).