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ALUMINUM TRIHALIDE-NEUTRAL LIGAND IONIC LIQUIDS AND THEIR USE IN ALUMINUM DEPOSITION

United States Patent Application

20160108533
A1
View the Complete Application at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
An ionic liquid composition comprising a complex of a trihalo aluminum (III) species with at least one organic uncharged ligand comprising a ring structure having at least three ring carbon atoms and at least one ring heteroatom selected from nitrogen and sulfur, wherein the complex is a liquid at a temperature of 100.degree. C. or less. Methods of electroplating aluminum onto a metallic substrate using the above-described ionic liquid composition are also described.
Dai, Sheng (Knoxville, TN), Sun, Xiao-Guang (Knoxville, TN), Fang, Youxing (Oak Ridge, TN), Yoshii, Kazuki (Osaka, JP)
14/ 516,611
October 17, 2014
[0001] This invention was made with government support under Prime Contract No. DE-AC05-00OR22725 awarded by the U.S. Department of Energy. The government has certain rights in the invention.