The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 17, 2019
Filed:
May. 13, 2015
Applicant:
Dräger Safety Ag & Co. Kgaa, Lübeck, DE;
Inventors:
Sabrina Sommer, Lübeck, DE;
Frank Mett, Lübeck, DE;
Assignee:
Dräger Safety AG & Co. KGaA, Lübeck, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/404 (2006.01); G01N 27/30 (2006.01); C01B 32/182 (2017.01); C01B 32/194 (2017.01); H01M 4/04 (2006.01); C01B 32/23 (2017.01);
U.S. Cl.
CPC ...
G01N 27/304 (2013.01); C01B 32/182 (2017.08); C01B 32/194 (2017.08); G01N 27/308 (2013.01); G01N 27/4045 (2013.01); C01B 32/23 (2017.08); H01M 4/0404 (2013.01);
Abstract
An electrode () for an electrochemical gas sensor (), wherein the electrode has a gas-permeable membrane (). A graphene layer () is applied as an electrode material to the gas-permeable membrane (). Such an electrode () is prepared, for example, by applying a dispersion of graphene or graphene oxide in a volatile liquid to the gas-permeable membrane and evaporating the volatile liquid.