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US 12,704,474 B2Granted
Gas sensor using ionic liquid
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsChiaki Shido, Atsuo Nakao
Life of this patent
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Abstract
A gas sensor includes a sensitive portion and a plurality of electrodes arranged via the sensitive portion. The sensitive portion includes an ionic liquid and is configured to have electrical resistance that changes when the sensitive portion adsorbs a gas molecule. The ionic liquid preferably includes a hydrophobic anion. The hydrophobic anion preferably includes an organic fluorine compound. The organic fluorine compound preferably has a trifluoromethyl group.
Claims14
A gas sensor comprising:
- a sensitive portion;
- and
- a plurality of electrodes arranged via the sensitive portion, wherein:
- the sensitive portion includes an ionic liquid and is configured to have electrical resistance that changes when the sensitive portion adsorbs a gas molecule,
- the sensitive portion includes conductive particles and is made electrically conductive by the conductive particles, and
- a ratio by mass of the conductive particles to the ionic liquid in the sensitive portion is 2 to 1.
3 more elements
Dependencies are inferred from the claim text.