CHEMICAL MECHANICAL POLISHING COMPOSITION

The presently claimed subject matter is directed to a chemical mechanical polishing (CMP) composition comprising inorganic particles, at least one organic compound comprising an amino group and/or at least one acid group (Y), potassium persulfate, at least one corrosion inhibitor and an aqueous medi...

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Bibliographische Detailangaben
Hauptverfasser: LAUTER, Michael, GOLZARIAN, Reza M, WEI, Te Yu, GUEVENC, Haci Osman, DAESCHLEIN, Christian, LAN, Yongqing, PROELSS, Julian, SIEBERT, Max, LEUNISSEN, Leonardus, USMAN IBRAHIM, Sheik Ansar
Format: Patent
Sprache:eng
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Zusammenfassung:The presently claimed subject matter is directed to a chemical mechanical polishing (CMP) composition comprising inorganic particles, at least one organic compound comprising an amino group and/or at least one acid group (Y), potassium persulfate, at least one corrosion inhibitor and an aqueous medium for polishing substrates of the semiconductor industry comprising cobalt and/or a cobalt alloy and TiN and/or TaN.