| polystyrenes | Ethenyl-benzene homopolymer. Polymerised styrene; a clear, hard plastic used as biocompatible material, especially in dentistry; in industry as insulator, for injection molding and casting; as sheets, plates, rods, rigid forms and beads; also copolymerised with other materials, including elastomers. Synonym: dylene; polystyrene rubber; polystyrol; polyvinylbenzene; styrofoam; trycyte. (12 Dec 1998) |
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| sodium polystyrene sulfonate | A cationic exchange resin used in hyperpotassaemia. (05 Mar 2000) |
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