Patent · US Expired

Membranes and methods of manufacture thereof

US6551684B1 · kind B1 · utility

0Cited by
3References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 2000
Grant dateApr 22, 2003
Priority date
Expiry dateAug 25, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24636
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A polymeric membrane system containing a polymeric membrane and a substrate with interstitial gaps. Polymeric membrane components reside within the interstitial gaps of the substrate and below the surface of the substrate. Also, the layer of polymeric membrane components is thinner than the cross-sectional thickness of the substrate.

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