Patent ID: 11923326
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC C  H | IPC C  H

Claim 11:
12. The method according to claim 11, wherein the chelating group includes at least one of a thiol, a thiirane, a thiirene, a thietane, a thiolane, a thiophene, a thiane, a thiopyran, a thiepane, a thiepine, a 2,3-dihydrothiophene, a 2,5-dihydrothiophene, a hydroxy, a carboxyl, an oxirane, an oxirene, an oxetane, an oxolane, a furan, an oxane, a pyran, an oxepane, an oxepine, a 2,5-dihydrofuran, a 2,3-dihydrofuran, an amine, an aziridine, an azetidine, an azete, a pyrrolidine, a pyrrole, a piperidine, a pyridine, an azepane, an azepine, a 1-pyrroline, a 2-pyrroline, a 3-pyrroline, a dihydropyridine, a cyano group, a fluoro group, a chloro group, a bromo group, or an iodo group.