{HEAD ~ Chemical bonds} are formed between the alignment layers and {TAIL ~ the adjacent liquid crystal layers} so that the liquid crystal layers are bonded to the alignment layers in order to increase resistance to mechanical damage 
are formed between
{ HEAD ~ Chemical bonds } are formed between the alignment layers and { TAIL ~ the adjacent liquid crystal layers } so that the liquid crystal layers are bonded to the alignment layers in order to increase resistance to mechanical damage
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH