초록 ▼

A methanol fuel cell wherein a positive electrode and a negative electrode are disposed in contact with a solid film which exhibits a hydrogen ion- and/or hydronium ion-conductivity. The methanol permeability coefficient of the solid film of the methanol fuel cell is at most 1×10-6 mol/(mol/l).min.c

A methanol fuel cell wherein a positive electrode and a negative electrode are disposed in contact with a solid film which exhibits a hydrogen ion- and/or hydronium ion-conductivity. The methanol permeability coefficient of the solid film of the methanol fuel cell is at most 1×10-6 mol/(mol/l).min.cm2.

대표청구항 ▼

A methanol fuel cell comprising: a positive electrode which has two major surfaces, the first major surface lying in direct contact with an oxygen-containing gas; a hydrogen ion- and/or hydronium ion-conductive solid film which has two major surfaces, the first major surface lying in close contact w

A methanol fuel cell comprising: a positive electrode which has two major surfaces, the first major surface lying in direct contact with an oxygen-containing gas; a hydrogen ion- and/or hydronium ion-conductive solid film which has two major surfaces, the first major surface lying in close contact with the second major surface of said positive electrode, and which has a methanol permeability coefficient of at most 1×10-6 mol/(mol/l).min.cm2; a negative electrode which has two major surfaces, the first major surface lying in close contact with the second major surface of said solid film; and methanol fuel which lies in direct contact with the second major surface of said negative electrode.