The Phosphonium Tungstic Acid and its catalysate can be saparated byusing Polyvingl chloride - Nylon 6 resin and the result is satisfactory.

本文采用聚氯乙烯——尼龙6树脂;分离磷钨酸与其催化物,达到满意效果。

Nylon shioze, polyester habotai and oxford chambray coated with polyvinylchloride are current value-added products because their appearance and hand-touch are similar to those of naturalmembrane.

尼丝纺、涤丝纺和牛津纺采用聚氯乙烯涂层，具有与天然皮膜接近外观和触觉，是当前经品。

PVC, Teflon and fluorion diaphragm were found to be better than glass as materials of diaphragm cell for their advantages in corrosion resistance as well as less electric resistance.

以聚氯乙烯、聚四氟乙烯和全氟离子隔膜为材料套管式隔膜电解槽具有隔膜亲水性强、电阻小、耐碱液腐蚀、耐铁酸盐氧化等优点，与平板式隔膜电解槽采用普通玻璃和硼硅玻璃相比是更加理想电化学合成铁酸盐电解槽及隔膜材料。