Gas-sensing material

Details Gas-sensing material Gas-sensing material

1975-10-10

1977-08-30

Albritton, C. L.

Electrical resistors

Resistance value responsive to a condition

Gas, vapor, or moisture absorbing or collecting

252518, 252521, H01L 700

Patent

active

040457648

ABSTRACT:
A gas-sensing material for detecting the presence particularly of hydrocarbon gases which is characterized by being formed of a sinter containing 20 to 99.85 mol % of ZnO, 0.1 to 50 mol % of MgO and 0.05 to 30 mol % of Me.sub.2 O.sub.3 (Me denotes at least one element selected from the group consisting of gallium (Ga), boron (B), indium (In), iron (Fe), aluminium (Al) and chromium (Cr)), or another sinter prepared by blending 0.01 to 10% by weight of platinum (Pt) to the above-mentioned composition.

REFERENCES:
patent: 3056935 (1962-10-01), Jensen
patent: 3903226 (1975-09-01), Iga
patent: 3926858 (1975-12-01), Ichinose

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