METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

PROBLEM TO BE SOLVED: To provide a CMP (chemical mechanical polishing) method using general-purpose polishing solution, by which recesses and seams in a wiring part can be minified, and which can finish a surface with oxidation resistance, and to provide a method of manufacturing a semiconductor dev...

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Bibliographische Detailangaben
Hauptverfasser: MORI YASUMASA, MATSUI YUKITERU, KAWAGUCHI TORU, SHIDA HIROTAKA, EDA HAJIME, MINAMI FUKUGAKU, KODERA MASAKO
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a CMP (chemical mechanical polishing) method using general-purpose polishing solution, by which recesses and seams in a wiring part can be minified, and which can finish a surface with oxidation resistance, and to provide a method of manufacturing a semiconductor device.SOLUTION: A method of manufacturing a semiconductor device includes: a processed body manufacturing step of burying a conductive material into a groove to form a wiring part, and forming a conductive film made of the conductive material, on an insulating film having the groove provided on a semiconductor substrate; a first polishing processing step of performing chemical mechanical polishing to the conductive film while leaving the wiring part buried in the groove; and a second polishing processing step of polishing the insulating film and the wiring part while supplying a chemical mechanical polishing slurry and a water solution of a compound represented by the following formula (1).