Patent ID: 11873232
Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  G  B | IPC B  C  G

Claim 0:
1. A method for producing hexagonal tungsten oxide, the method comprising:
preparing an alkaline solvent having a pH of 8 to 9, which contains at least one of water or alcohol;
adding tungsten hexachloride (WCl6) to the alkaline solvent to form a first reaction solution;
adding an additive to the first reaction solution to form a second reaction solution; and
adding strong acid to the second reaction solution to form nanoparticles,
wherein the additive includes any one of an amine compound having 1 to 8 carbon atoms or an aliphatic hydrocarbon derivative having 10 or more carbon atoms.