CN Patent

CN110721599B — 一种SGO-ZnO-PSF复合超滤膜的制备方法及其应用

Assigned to Chongqing Tiancheng Jichuang Technology Co ltd · Expires 2022-01-11 · 4y expired

What this patent protects

本发明属于材料制备和分离技术领域，具体涉及一种SGO‑ZnO‑PSF复合超滤膜的制备方法及其应用。本发明通过浸没沉淀相转化法将ZnO纳米粒子分散于SGO片层上制备SGO‑ZnO复合纳米材料共混改性PSF超滤膜能够有效阻止带负电的腐殖酸对膜的污染，用于分离水中的腐殖酸。本发明制备的SGO‑ZnO‑PSF复合超滤膜具有良好的抗污染性能，同时还解决了无机材料掺杂改性易团聚等问题，改性后的复合膜能够有效阻止带负电的腐殖酸对膜的污染。

USPTO Abstract

本发明属于材料制备和分离技术领域，具体涉及一种SGO‑ZnO‑PSF复合超滤膜的制备方法及其应用。本发明通过浸没沉淀相转化法将ZnO纳米粒子分散于SGO片层上制备SGO‑ZnO复合纳米材料共混改性PSF超滤膜能够有效阻止带负电的腐殖酸对膜的污染，用于分离水中的腐殖酸。本发明制备的SGO‑ZnO‑PSF复合超滤膜具有良好的抗污染性能，同时还解决了无机材料掺杂改性易团聚等问题，改性后的复合膜能够有效阻止带负电的腐殖酸对膜的污染。

Drugs covered by this patent

Patent Metadata

Patent number
CN110721599B
Jurisdiction
CN
Classification
—
Expires
2022-01-11
Drug substance claim
No
Drug product claim
No
Assignee
Chongqing Tiancheng Jichuang Technology Co ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

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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