In order to overcome these drawbacks, many researches have been carried out [3–6]. More recently, we have developed waterswelling rubber prepared by in situ formed sodium acrylate (NaAA) in ethylene–vinyl acetate copolymer (EVA) and CPE
In order to overcomethese drawbacks, many researches have been carriedout [3–6]. More recently, we have developed waterswellingrubber prepared by in situ formed sodiumacrylate (NaAA) in ethylene–vinyl acetate copolymer(EVA) and CPE