(1) As an important inorganic material has a wide application in the field of catalysis, superconductivity, ceramics, etc..

(2) Be used as the catalyst and the catalyst carrier and the electrode active material.

(3) Be used as the colorant of glass, porcelain, optical glass polishing agent, catalyst for organic synthesis, the desulfurization agent of the oils, hydrogenation agent.

(4) To manufacture artificial gems and other copper oxide.

(5) To manufacture rayon, and for the gas analysis and determination of organic compounds, etc..

(6) Be used as a rocket propellant burning rate catalyst. Nano-copper oxide powder having a catalytic activity and selectivity of the copper oxide powder superior than large size, and other application performance.