CN Patent

CN115814620B — 负载有POMs的PES复合超滤膜及其制备方法和应用

Assigned to Nantong University · Expires 2025-08-29 · 1y expired

What this patent protects

本发明公开了一种负载有POMs的PES复合超滤膜及其制备方法和应用,属于超滤膜制备与应用领域。该复合膜的制备方法为:将PES、PEG和磷钼酸溶于有机溶剂DMF配制铸膜液;然后通过一步法非溶剂诱导相分离法制成负载有POMs的PES复合超滤膜,通过改变铸膜液中磷钼酸的添加量,实现对复合膜分离性能的调控,制备过程简便,工艺流程简单高效。本发明解决了PES超滤膜过滤和抗污染能力不佳的固有缺陷,所制备的复合膜具有更高的水渗透性、更优的分离性能和更强的抗有机污染能力以及抗生物污染能力,能够显著提升水处理效率。

USPTO Abstract

本发明公开了一种负载有POMs的PES复合超滤膜及其制备方法和应用,属于超滤膜制备与应用领域。该复合膜的制备方法为:将PES、PEG和磷钼酸溶于有机溶剂DMF配制铸膜液;然后通过一步法非溶剂诱导相分离法制成负载有POMs的PES复合超滤膜,通过改变铸膜液中磷钼酸的添加量,实现对复合膜分离性能的调控,制备过程简便,工艺流程简单高效。本发明解决了PES超滤膜过滤和抗污染能力不佳的固有缺陷,所制备的复合膜具有更高的水渗透性、更优的分离性能和更强的抗有机污染能力以及抗生物污染能力,能够显著提升水处理效率。

Drugs covered by this patent

Patent Metadata

Patent number
CN115814620B
Jurisdiction
CN
Classification
Expires
2025-08-29
Drug substance claim
No
Drug product claim
No
Assignee
Nantong University
Source
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Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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