Patent · US Active

Filtration membranes

US11896935B2 · kind B2 · utility

0Cited by
11References
10Claims
0Family size

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Key dates

Filing dateAug 17, 2017
Grant dateFeb 13, 2024
Priority date
Expiry dateAug 17, 2037

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D71/82
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Polymeric membranes are modified via SIS to promote membrane resilience, prolong membrane lifetime, and mitigate fouling. Modified membranes include an inorganic material within an outer portion of the modified membrane and a polymeric core that remains unmodified by the inorganic material. The polymer may be removed leaving an inorganic material patterned from an initial unmodified polymeric membrane.

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