Patent ID: 7153571

Claim:
A coating layer for an electrical device comprising: (a) a copolymer comprising polymerized ethylene monomer and C 3 to C 12 alpha-olefin comonomer, the copolymer having a CDBI of at least 70%, a melt index I 2.16 of from 0.1 to 15 g/10 min, a density of from 0.910 to 0.940 g/cm 3 , a melt index ratio I 21.6 /I 2.16 of from 30 to 80, and an Mw/Mn ratio of from 2.5 to 5.5; (b) a silane grafting composition comprising a silane compound and a free radical initiator, the silane compound comprising an unsaturated group and a hydrolyzable group; and (c) a silanol condensation catalyst; or reaction products thereof.