Patent · US Expired

Enzymes bound to heat-activated attapulgite clay

US3953292A · kind A · utility

5Cited by
3References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 27, 1975
Grant dateApr 27, 1976
Priority date
Expiry dateJan 27, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J35/635
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An insolubilized mineral-supported enzyme composite having outstanding catalytic activity and mechanical stability comprises an enzyme covalently attached to silanized porous, attrition-resistant granules of heat-activated attapulgite clay.

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