摘要 |
<p>There is disclosed a bone cement composition comprising (a) a liquid component comprising a monomer of an acrylic ester and (b) a powdered component comprising, based on the weight of the powdered component, (i) from 0 to about 20 percent of a methyl methacrylate homopolymer, (ii) from about 30 to about 60 percent of a methyl methacrylate-styrene copolymer, and (iii) from about 30 to about 60 percent of a methyl methacrylate-butyl methacrylate copolymer. i</p> |