Patent ID: 8951948
Filing Date: 2015-02-10
Classification: C11D,G03F

Abstract:
1. A liquid removal composition, consisting of about 0.01 wt % to about 5 wt % of the at least one fluoride-containing compound, about 50 wt % to about 90 wt % of the at least one alcohol, about 5 wt % to about 40 wt % of the at least one glycol ether, and about 0.01 wt % to about 5 wt % of water, wherein said liquid removal composition is useful for removing sacrificial anti-reflective coating (SARC) materials and post-etch residue from a microelectronic device having such materials and residue thereon, and wherein the at least one alcohol comprises a compound selected from the group consisting of methanol, ethanol, 1-propanol, 2-propanol, 1-butanol, 2-butanol, t-butanol, 1-pentanol, and combinations thereof.