Patent · US Expired

Modified, grafted mineral carriers

US4061828A · kind A · utility

7Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1976
Grant dateDec 6, 1977
Priority date
Expiry dateMar 26, 1996

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31663
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention concerns mineral carriers carrying modified silicon grafts. They comprise mineral carriers grafted by silicon derivatives with aromatic amino substituents, modified by substituted or unsubstituted adenine radicals. The carriers are used in chromatography and more particularly in affinity chromatography for the purification of enzymes.

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