聚阴离子 meaning in English
polyanion
Examples
- Application of chitosan - polyanion complexes flocculant
聚阴离子复合絮凝剂的应用 - The reports presented above show that the polyanion mps is able to penetrate the skin barrier and reach deeper tissue layers
上述研究报道显示，聚阴离子mps (多磺酸粘多糖)能渗透皮肤屏障并能到达更深的组织层。 - In this paper , the dynamic lbl polyion composite membranes were prepared by depositing polyacrilic acid and polyethyleneimine alternatively on the ultrafiltration support membrane under a certain pressure . the polyion composite membranes were evaluated by the pervaporation separation of water - ethanol mixture
采用动态lbl (动态层-层吸附)成膜方法,以聚丙烯酸为聚阴离子,聚乙烯亚胺为聚阳离子,一定压力下,在超滤膜上制备聚离子复合膜。 - A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent . the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles . another series of near roundness monodisperse au nanoparticles with a diameter of 12 . 3nm was prepared via sodium citric acid deoxidizing auric chloride acid
利用六偏磷酸钠作为稳定剂，通过控制反应物的浓度及比例，制备了粒径为3 6nm 、呈近似球形的cds纳米颗粒，光谱测试结果表明，颗粒具有明显的量子尺寸效应，适当过量的cd ~ ( 2 + )离子以及六偏磷酸根聚阴离子有助于颗粒的分散并提高其发光性能；采用柠檬酸钠还原氯金酸，制备了接近球形、平均粒径约为12 . 3nm的单分散体系au纳米颗粒；采用wessling的前驱聚合物法获得导电聚合物ppv前驱体。