Patent · US Active

Reference electrode for the potentiometric measurement of ion concentrations

US11604157B2 · kind B2 · utility

0Cited by

2References

36Claims

0Family size

Assignee

ERBA TECHNOLOGIES AUSTRIA GMBH · AT

Inventors

Helmut Offenbacher · Graz, AT
Werner Sallegger · Graz, AT
Stefan Köstler · Römerweg, AT

Key dates

Filing date	Dec 20, 2018
Grant date	Mar 14, 2023
Priority date	—
Expiry date	Oct 4, 2039

Classification

Technology area (CPC G)Physics
CPC primaryG01N27/401
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

In a reference electrode for the potentiometric measurement of ion concentrations, comprising a swellable polymer body filled with at least one electrolyte salt and a potential sensing element of the second type located in the polymer body, preferably of the Ag/AgCl type, the polymer body is composed of preferably organic, hydrophobic prepolymer segments, which are three-dimensionally crosslinked by preferably organic, hydrophilic polymer chains.

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