Patent · US Expired

Poly(arylene ether ketimine) gas separation membranes

US5178649A · kind A · utility

1Cited by
8References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 1989
Grant dateJan 12, 1993
Priority date
Expiry dateDec 21, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G65/48
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

This invention relates to novel poly(arylene ether ketimine) gas separation membranes and a process for separating gases using such membranes.

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