Patent · US Expired

Enzyme electrode membrane

US4415666A · kind A · utility

432Cited by
9References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 5, 1981
Grant dateNov 15, 1983
Priority date
Expiry dateNov 5, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12Q1/002
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A membrane for electrochemical analysis is described comprising a first, relatively dense and thin layer and a second, relatively porous thick layer, which thick layer has dispersed therethrough the enzyme, glucose oxidase. The process of making the membrane by casting two to three layers of cellulose acetate compositions is also described.

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