| 摘要 |
PROBLEM TO BE SOLVED: To provide a copper coating forming agent capable of securing stability in an extended period as a composition.SOLUTION: In a copper coating forming agent containing a five- or six-membered nitrogen-containing heterocyclic compound having 1-3 nitrogen atoms and copper formate, the nitrogen-containing heterocyclic compound has one or two ring structures, and the total of carbon atoms contained in a substituent is 1-5, and elements other than the carbon atom in the compound are not bonded to a hydrogen atom. |
