Liquid electrolyte for an electrochemical gas sensor

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United States of America Patent

PATENT NO 10883958
APP PUB NO 20160116430A1
SERIAL NO

14890757

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Abstract

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A liquid electrolyte, for an electrochemical gas sensor for detecting NH3 or gas mixtures containing NH3, contains at least one solvent, one conductive salt and/or one organic mediator. The conductive salt is an ionic liquid, an inorganic salt, an organic salt or a mixture thereof. The electrolyte preferably is comprised of (I) water, propylene carbonate, ethylene carbonate or a mixture thereof as solvent; (ii) LiCl, KCl, tetrabutylammonium toluenesulphonate or 1-hexyl-3-methylimidazolium tris(pentafluoroethyl)trifluorophosphate as conductive salt; and (iii) tert-butylhydroquinone or anthraquinone-2-sulphonate as organic mediator.

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Patent Owner(s)

  • DRÄGER SAFETY AG & CO. KGAA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chrzan, Rigobert Bad Oldesloe, DE 16 142
Hengstenberg, Andreas Reinfeld, DE 13 269
Mattern-Frühwald, Marie-Isabell Bargteheide, DE 11 7
Mett, Frank Lübeck, DE 31 368
Nauber, Andreas Stockelsdorf, DE 15 58
Sick, Michael Timmendorfer Strand, DE 17 67
Sommer, Sabrina Lübeck, DE 14 65
Steiner, Gregor Titisee-Neustadt, DE 7 28

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