The photosensitizer is attached to {HEAD ~ the polysiloxane} by reacting a hydroxyl or vinyl group on the photosensitizer with a hydrogen on the polyhydrosiloxane, thereby binding {TAIL ~ the photosensitizer} into the polymer network 
The photosensitizer is attached to { HEAD ~ the polysiloxane } by reacting a hydroxyl or vinyl group on the photosensitizer with a hydrogen on the polyhydrosiloxane , thereby binding { TAIL ~ the photosensitizer } into the polymer network
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH