The compression and heat liberates {HEAD ~ free radicals} by decomposing one or more peroxides, which may initiate the cis to {TAIL ~ trans conversion} and crosslinking simultaneously 
The compression and heat liberates { HEAD ~ free radicals } by decomposing one or more peroxides , which may initiate the cis to { TAIL ~ trans conversion } and crosslinking simultaneously
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH