Patent · US Expired

Membranes having improved selectivity and recovery, and process for making same

US5409524A · kind A · utility

32Cited by
34References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 1993
Grant dateApr 25, 1995
Priority date
Expiry dateSep 10, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S55/05
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention is a process for obtaining membranes having improved selectivity and recovery using a combination of heat treating and UV irradiation.

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