1·The technique of polyvinylidene fluoride(PVDF) pipe microporous films production has been studied.
对聚偏氟乙烯（PVDF）管式微孔膜生产工艺进行了研究。
2·The invention discloses a method to made polyvinylidene fluoride copolymer gel state electrolyte membrane.
本发明提供了一种聚偏氟乙烯共聚物凝胶态电解质膜及其制备工艺。
3·The results show that the thermal stability and machine intensity were improved compared to Polyvinylidene Fluoride membrane.
结果表明，与聚偏氟乙烯膜相比，改性膜的热稳定性和机械强度均有所提高。
4·The invention relates to a preparation method of a polyvinylidene fluoride (PVDF) ultrafiltration membrane with improved permeability.
本发明涉及一种改善通透性的聚偏氟乙烯超滤膜的制备方法。
5·Polyvinylidene fluoride (PVDF) membrane was made by n, N-dimethylformamide (DMF) as the solvent and fluoride resin as the hydrophobic agent.
采用N, N -二甲基甲酰胺(DMF)为溶剂，以氟树脂为疏水助剂，制备聚偏氟乙烯(pvdf)膜。
6·The invention relate to a non-crystallization type permanent hydrophilic polyvinylidene fluoride material and the preparation method thereof.
本发明涉及一种非结晶型永久亲水聚偏氟乙烯膜材料及其制备方法。
7·The present invention relates to a polyvinylidene fluoride nano composite super low pressure ultrafiltration membrane and its preparation method.
一种聚偏氟乙烯纳米复合超低压超滤膜及其制备方法，它涉及一种纳米复 合膜及其制备方法。
8·The polyvinylidene fluoride (PVDF) flat microporous membrane was prepared via thermally induced phase separation (TIPS) method using dimethyl phthalate (DMP) as the diluent.
以邻苯二甲酸二甲酯（DMP）为稀释剂，采用热致相分离法（TIPS）制备了聚偏氟乙烯（PVDF）平板微孔膜。
9·In addition, tubular membrane is dominatingly made of polyvinylidene fluoride (PVDF) with the integrated production technology and the membrane is tested with self-made leak hunting device.
另外，以聚偏氟乙烯(PVDF)为主要原料用管式膜一体化技术生产了管式膜，并通过自行设计的检漏装置对管式膜进行检测。
10·Polyvinylidene fluoride (PVDF) coating has been widely used in the exterior decoration of all kinds of architectures for more than 35 years because of its superiority of weathering durability.
聚偏二氟乙烯（PVDF）涂料作为超耐候涂料用于各类建筑的外装修已有35年以上的实用业绩。