Patent · US Active

Metal oxide pH sensor

US10139365B2 · kind B2 · utility

0Cited by
6References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 28, 2015
Grant dateNov 27, 2018
Priority date
Expiry dateAug 28, 2035

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N27/302
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A pH sensor comprising a metal oxide-polymer composite, comprising: a continuous polymer resin matrix; and a solid particulate, component dispersed in the polymer resin matrix comprising (i) metal oxides and (ii) a particulate carbon-based conductor wherein the metal oxides comprise Ta2O5 and RuO2 in a weight ratio of Ta2O5:RuO2 (on the basis of weight of metal component) in the range of from 90:10 to 10:90.

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