Patent · US Active

Method for increasing the fouling resistance of inorganic membranes by grafting with organic moieties

US10322377B2 · kind B2 · utility

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17Claims
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Key dates

Filing dateFeb 24, 2015
Grant dateJun 18, 2019
Priority date
Expiry dateAug 31, 2035

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F2303/20
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Provided herein are filtration membranes for water treatment, and methods for preventing fouling of such membranes. The method described herein comprises grafting the membrane surface with an organic moiety, by reacting the surface with an organometallic reagent, a phosphonate, a phosphinate, or an organosilane.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.