Enzyme electrode
AssigneeARKRAY, Inc.
InventorsKoji Katsuki, Konomu Hirao, Kenji Nagakawa, Masashi Okamoto, Yoshiaki Fujinawa
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Abstract
The present invention relates to an enzyme electrode including: a carbon particle; a metal particle held on the carbon particle, the metal particle having a catalytic activity against a redox reaction; a redox enzyme. The enzyme electrode of the present invention further includes a high-resistance particle enhancing an electrical resistance, the high-resistance particle being chemically stable. The high-resistance particle contains an inorganic substance, for example. The inorganic substance is aluminum oxide or smectite, for example.
Claims20
An enzyme electrode comprising:
- a carbon particle;
- a metal particle held on the carbon particle, the metal particle having a catalytic activity against a redox reaction;
- a redox enzyme;
- and
- a high-resistance particle enhancing an electrical resistance, the high-resistance particle being chemically stable,
- wherein the high-resistance particle creates electrical resistance of the enzyme electrode equal to or more than about 30 kΩ, and
- wherein the high-resistance particle has a particle size of 3 to 150 nm.
An enzyme electrode comprising:
- a carbon particle;
- a metal particle held on the carbon particle, the metal particle having a catalytic activity against a redox reaction;
- a redox enzyme;
- and
- a high-resistance particle enhancing an electrical resistance, the high-resistance particle being chemically stable,
- wherein the high-resistance particle creates electrical resistance of the enzyme electrode equal to or more than about 30 kΩ,
- wherein the high-resistance particle contains an inorganic substance,
- wherein the inorganic substance is silicate, or primarily contains the silicate,
- wherein the inorganic substance is a clay mineral, and
- wherein the clay mineral is smectite.
Dependencies are inferred from the claim text.