The second layer is applied to {HEAD ~ at least a portion} of {TAIL ~ the first layer} and contains a second polymer 
of
The second layer is applied to { HEAD ~ at least a portion } of { TAIL ~ the first layer } and contains a second polymer
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH