The invention concerns accordingly a composition having a density of at least 950 kg/m3, a fluidity index MI5 of 0.05 to 2 g/10 min and a content of alpha olefin containing from {HEAD ~ 4 to 10 carbon atoms} of from {TAIL ~ 0.15 to 1 mole %}, comprising: 
of from
The invention concerns accordingly a composition having a density of at least 950 kg / m3 , a fluidity index MI5 of 0.05 to 2 g/10 min and a content of alpha olefin containing from { HEAD ~ 4 to 10 carbon atoms } of from { TAIL ~ 0.15 to 1 mole % } , comprising :
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH