ETCHANT COMPOSITION AND METHOD FOR FABRICATING METAL PATTERN

摘要

The present invention relates to an etchant composition which reduces the generation of environmentally toxic substances and a forming method of metal patterns using the same. The etchant composition comprises: 5 to 10 wt% of nitric acid; 0.5 to 5 wt% of a mercapto-based compound; 0.1 to 5 wt% of cyclic-type amine compound; and remaining water.