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US 11,958,872 B2Granted
Zinc complex compound comprising citric acid and arginine ligand
OwnerLae Ok Parkinventor
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Abstract
The present invention relates to a novel zinc complex compound having zinc as a center metal and comprising citric acid and arginine as a ligand.
Claims3
An isolated complex compound of following formula (1) or a hydrate thereof:
A method for preparing an isolated complex compound of following formula (1), the method comprising mixing zinc oxide, citric acid, and arginine:
- wherein a reaction solution is prepared by mixing zinc oxide, citric acid, and arginine in an aqueous solution and the pH of the reaction solution is adjusted to 6-8 with at least one alkaline solution, and
- wherein the reaction solution is heated at 30 to 90° C.
Dependencies are inferred from the claim text.