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·224·                             精细化工   FINE CHEMICALS                                  第 36 卷

            涤后样品的表面形貌,可以观察到膜层表面均匀的                                 assembly process. 1. consecutive adsorption of anionic and cationic
            覆盖着一层 PVA-PS 微粒,进一步观察可以发现这                             bipolar  amphiphiles  on  charged  surfaces[J].  Makromol  Chem
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