Patent · US Expired

Suppression of electroendosmosis in capillary electrophoresis

US5069766A · kind A · utility

15Cited by
2References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1990
Grant dateDec 3, 1991
Priority date
Expiry dateDec 20, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D57/02
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Spontaneous and undesired electroendosmosis in a capillary during an electrophoretic separation procedure is suppressed by the inclusion of a viscosity-raising additive in one or both of the electrode chamber solutions. The additive is either a viscous water-soluble polymer, a hydrophilic gel, or a combination of the two.

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