Patent ID: 8497326

Claim:
A composition comprising an ionomer wherein the composition is electrostatic dissipative and the ionomer comprises at least one E/X/Y copolymer; the composition has a melt index of at least 0.1 g/10 min at 190° C. with a weight of 2.16 Kg; the composition has a surface resistivity of less than 1×10 12 ohm/square, measured at 23° C. at 50% relative humidity; E is ethylene, X is a C 3 to C 8 α,β ethylenically unsaturated carboxylic acid, and Y is alkyl acrylate or alkyl methacrylate and, based on the weight of the copolymer, is present in the copolymer from about 0 to about 40%; and at least 80% of the total acid moieties in the copolymer are neutralized with cesium and potassium.