Photoresist stripper composition for manufacturing liquid crystal display
Abstract:
The present disclosure relates to a photoresist stripper composition for manufacturing an LCD, and relates to an integrated photoresist stripper composition capable of being used in all processes for manufacturing a TFT-LCD. More specifically, the present disclosure relates to an aqueous photoresist stripper composition capable of being used in all of transition metal, potential metal and oxide semiconductor wires. The aqueous photoresist stripper composition includes (a) a potential metal and metal oxide corrosion inhibitor, (b) a transition metal corrosion inhibitor, (c) a primary alkanolamine, (d) a cyclic alcohol, (e) water, (f) an aprotic polar organic solvent, and (g) a protic polar organic solvent, and has an excellent ability to remove a degenerated photoresist produced after progressing a hard baked process, an implant process and a dry etch process in a semiconductor or flat display panel process, may be used in aluminum that is a potential metal, copper or silver that is a transition metal, and metal oxide wires at the same time, and may be introduced to organic film and COA processes.
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