Moreover, it is thermally and chemically stable, and has {HEAD ~ good adhesion} to {TAIL ~ most dielectric films} used as quarter and half wave layers 
to
Moreover , it is thermally and chemically stable , and has { HEAD ~ good adhesion } to { TAIL ~ most dielectric films } used as quarter and half wave layers
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH