| abstract |
The invention discloses a kind of metal composite oxide with hollow sea urchin shape structure, its preparation method and application.The preparation method includes：Compound containing metallic element and reducing agent are uniformly mixed in solvent, and reaction is no more than 50h under conditions of pressure is 1~30Pa, temperature is 0 DEG C~200 DEG C, obtained product is annealed under the conditions of 0 DEG C~450 DEG C afterwards, forms the metal composite oxide with hollow sea urchin shape structure.The present invention have hollow sea urchin shape structure metal composite oxide pattern and uniform particle diameter it is good, specific surface area is big, thermal stability is excellent, and preparation process is simple and convenient to operate, product cost is low, controllability is good, no environmental pollution, it is reproducible, easily realize large-scale industrial production.The working performance by the present invention with devices such as flexible super capacitor and the these hydrogen sulfide gas sensors of hollow sea urchin shape structure composite metal oxide formation is significantly improved. |