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  1. hoidap

    suspension polymerization polystyrene

    Dear members I am doing suspension polymerization of polystyrene, BPO is used as initiator (~1wt % of monomer) PVA as dispersed agent (0.4 -> 1wt% of water) monomer/water : 1/10 and 2/10 and 4/10 I tried to vary monomer/water ratio, PVA ratio, and i always fail to obtain the bead but an...

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