| 摘要 |
PURPOSE: A corrosion inhibitor containing vegetable based imidazoline derivatives is provided to improve solubility in aqueous acid solution and anti-corrosion performance against aqueous acid solution by including hydroxy group and imidazoline group within the molecules. CONSTITUTION: A corrosion inhibitor containing vegetable based imidazoline derivatives comprises a vegetable based imidazoline derivative compound expressed as chemical formula 1, wherein R is C8-C18 alkyl group or arkenyl group originated from vegetable oil. The imidazoline derivative compound reacts with fatty acid methyl ester expressed as chemical formula 2 and hydroxyethylethylenediamine expressed as chemical formula 3. |
