Technological watch

A polymeric composition including an ethylene-silane copolymer comprising units derived from an ethylene monomer and a silane monomer, wherein the ethylene-silane copolymer has a copolymerized silane content from 0.40 mol% to 1.00 mol% based on the total moles of the ethylene-silane copolymer; a Lewis acid catalyst; and a halogen-free flame retardant selected from the group consisting of a metal hydrate, silica and combinations thereof.