Polishing composition
A polishing composition to remove metal from a dielectric layer by, either single step CMP polishing, or two step CMP polishing, the composition including, an aqueous solution provided with a substance having molecules with respective silanols, and a concentration of ions that solublize the silanols...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A polishing composition to remove metal from a dielectric layer by, either single step CMP polishing, or two step CMP polishing, the composition including, an aqueous solution provided with a substance having molecules with respective silanols, and a concentration of ions that solublize the silanols to adsorb on a hydrated surface of the dielectric layer during said polishing. |
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