Composite membrane, method for its preparation and electrolyte sensor including same
US4885077A · kind A · utility
65Cited by
11References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 1988 |
| Grant date | Dec 5, 1989 |
| Priority date | — |
| Expiry date | Nov 17, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N27/40
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A porous composite membrane comprises a base membrane of high mechanical strength and a coating of a hydrophilic polymer on the surface of the membrane and on the walls of the pores. The invention includes a method to prepare the membrane and a biosensor including the membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.