Patent ID: 6642339
Filing Date: 2003-11-04
Classification: C08F,C08J,C08L,Y10S

Abstract:
A copolymer of ethylene and an alpha olefin having 3 to 10 carbon atoms, said polymer having:(a) a density in the range 0.900 to 0.940 (b) an apparent Mw/Mn of 2-3.4 (c) I21/I2 from 16 to 21.5 (d) activation energy of flow from 28 to 45 kJ/mol (e) a ratio Ea(HMW)/Ea(LMW)>1.1, and (f) a ratio gâ€²(HMW)/gâ€²(LMW) from 0.85 to 0.95.