公开(公告)号：US20170336351A1

公开(公告)日：2017-11-23

申请号：US15507850

申请日：2015-08-28

Applicant: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION

Inventor： Miao CHEN ,  Mikko VEPSALAINEN

IPC: G01N27/416 ,  G01N27/30

CPC classification number: G01N27/4167 ,  G01N27/302

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.