Patent · US Expired

Process for preparing semipermeable membranes having improved permeability

US7658872B2 · kind B2 · utility

4Cited by
22References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 3, 2003
Grant dateFeb 9, 2010
Priority date
Expiry dateNov 1, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A20/131
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention provides methods for preparing reverse osmosis membranes having improved permeability as well as membranes prepared by such methods.

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