Patent · US Expired

Porous mineral support coated with an aminated polysaccharide polymer

US5234991A · kind A · utility

22Cited by
4References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 17, 1987
Grant dateAug 10, 1993
Priority date
Expiry dateMar 17, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2220/58
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A porous mineral support such as a porous mineral oxide coated with an aminated polysaccharide polymer has cationic characteristics and is capable of reversibly fixing thereto biological macromolecules. This material is employed in the separation and purification of said biologic macromolecules.

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