Patent ID: 7576140

Claim:
A method for improving the abrasion resistance of a plastic article, said method comprising: (a) providing a composition comprising at least one siloxane compound and at least one thermoplastic polymeric material selected from the group consisting of polycarbonates, co-polycarbonates, and copolyestercarbonates, wherein said siloxane compound comprises at least one cyclic siloxane having formula (I); wherein “n” is an integer from 3 to 1000; and R 1 and R 2 are independently at each occurrence a hydrogen atom, a C 1 -C 20 aliphatic radical, a C 3 -C 40 aromatic radical, or a C 3 -C 40 cycloaliphatic radical; (b) forming an article from the composition of step (a); and (c) exposing the article formed in step (b) to an electron beam source.