会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 2. 发明公开
    • 공정효율이 향상된 중공사막의 제조방법 및 방사설비
    • 中空纤维膜及其制造系统的制备方法
    • KR1020160053578A
    • 2016-05-13
    • KR1020140152825
    • 2014-11-05
    • 주식회사 휴비스워터
    • 이지원박진신허미오재환김진홍호요승
    • B01D69/08D01D5/00
    • B01D69/087B01D69/085B01D2323/39B01D2325/40D01D5/0007
    • 본발명은중공사막의제조방법및 중공사막을방사하는설비에관한것으로, 이중노즐의내부노즐로내부응고액을토출하는동시에외부노즐로방사원액을토출하여원사를방사하는단계; 상기단계에서방사된원사를응고조에서응고하여중공사를형성하는단계; 상기단계에서형성된중공사를수세조에서수세하는단계; 및상기단계에서수세된중공사를권취롤에서권취하는단계를포함하며, 수세조와권취롤사이의거리는 10 m 이내이고, 수세조와권취롤사이에서중공사의응력(tension)을 100 내지 700 g/mm범위로일정하게유지하는중공사막의제조방법을제공한다.
    • 本发明涉及中空纤维膜的制备方法和中空纤维膜的纺丝设备,其能够有效地防止制造过程中的纤维断裂而不引起中空纤维膜的物理降解。 本发明提供了中空纤维膜的制备方法,其特征在于,包括以下步骤:将基础纤维排出到双喷嘴的外部喷嘴,同时将内部凝固溶液排出到双喷嘴的内部喷嘴; 通过使在纺丝工序中纺出的基础纤维凝固在凝固槽上形成中空纤维; 在水洗槽中用水洗涤在成形步骤中形成的中空纤维; 并将在水洗步骤中用水洗涤的中空纤维卷绕到卷绕辊上。 水洗槽和卷绕辊之间的距离为10μm以下,水洗槽和卷绕辊之间的中空纤维的张力保持在100〜700g / mm 2的范围内。
    • 10. 发明公开
    • 수처리용 분리막 및 그 제조 방법
    • 用于水过滤的膜和其制造方法
    • KR1020130102884A
    • 2013-09-23
    • KR1020120024055
    • 2012-03-08
    • 한국과학기술연구원
    • 구종민백경열황승상홍순만박호범정지영이장우조영훈유승건박상희
    • B01D71/06B01D69/00B01D39/08D01D5/00
    • B01D67/0083B01D71/34B01D71/36B01D71/42B01D71/52B01D71/68B01D71/82B01D2323/39B01D2325/26B29C71/02B29C2071/022
    • PURPOSE: A membrane for water treatment is provided to be able to implement a membrane for water treatment with a high water permeability and membrane pollution prevention, and a manufacturing method thereof, and to be able to reduce the operation cost and to maintain the lifespan of the membrane for a long time. CONSTITUTION: A membrane (10) for water treatment includes nanofibers (20) and has a surface charge (30). The nanofibers form a net form, and have the diameter of 10-1000 nm. The nanofibers include ionic polymer and non-ionic polymer. The ionic polymer has an ionic functional group. The ionic functional group includes at least one selected from the group consisting of sulfonate, carboxylate, phosphate, amine and ammonium. The polymer having at least one functional group selected from the group consisting of sulfonate, carboxylate and phosphate includes at least one selected from the group consisting of Nafion, sulfonated polyether-ether-ketone, and carboxylated polyether-ether-ketone. A manufacturing method of a membrane for water treatment comprises a step of manufacturing a mixed solution by mixing ionic polymer and non-ionic polymer; a step of manufacturing a membrane including nanofibers with the mixed solution by using the elctrospinning method; and a step of heat-treating the membrane.
    • 目的:提供一种用于水处理的膜以能够实现具有高透水性和膜污染防止性的水处理膜及其制造方法,并且能够降低操作成本并保持寿命 膜长时间。 构成:用于水处理的膜(10)包括纳米纤维(20)并具有表面电荷(30)。 纳米纤维形成网状,直径为10-1000nm。 纳米纤维包括离子聚合物和非离子聚合物。 离子聚合物具有离子官能团。 离子官能团包括选自磺酸盐,羧酸盐,磷酸盐,胺和铵中的至少一种。 具有选自磺酸盐,羧酸盐和磷酸盐的至少一种官能团的聚合物包括选自Nafion,磺化聚醚醚酮和羧基化聚醚醚酮中的至少一种。 用于水处理的膜的制造方法包括通过混合离子聚合物和非离子聚合物来制造混合溶液的步骤; 通过使用旋光纺丝法制备具有混合溶液的纳米纤维的膜的步骤; 以及对膜进行热处理的步骤。