| abstract |
PROBLEM TO BE SOLVED: To provide a metal colloid liquid having a good dispersion stability even when a metal content is increased, a conductive ink produced using the metal colloid liquid, a conductive film excellent in conductivity, and a conductivity. A base coating for forming a coating is provided. SOLUTION: This is a metal colloid liquid composed of a solvent and a solid content mainly composed of particles composed of a metal component and an organic component, wherein the metal component is gold, silver, copper, platinum, palladium, rhodium, A metal colloid liquid comprising at least one metal selected from the group consisting of ruthenium, iridium and osmium, and having an electric conductivity of 10 mS / cm or less. |