In the high pressure of polymerization of {HEAD ~ ethylene homopolymer} or copolymers conditions in the reactor may become unstable leading to {TAIL ~ the decomposition} of the reaction mixture 
In the high pressure of polymerization of { HEAD ~ ethylene homopolymer } or copolymers conditions in the reactor may become unstable leading to { TAIL ~ the decomposition } of the reaction mixture
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH