LOW DISHING COPPER CHEMICAL MECHANICAL PLANARIZATION
Copper chemical mechanical planarization (CMP) polishing formulation, method and system are disclosed. The CMP polishing formulation comprises abrasive particles of specific morphology and mean particle sizes (≤100 nm, ≤50 nm, ≤40 nm, ≤30 nm, or ≤20 nm), at least two or more amino acids, oxidizer, c...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | Copper chemical mechanical planarization (CMP) polishing formulation, method and system are disclosed. The CMP polishing formulation comprises abrasive particles of specific morphology and mean particle sizes (≤100 nm, ≤50 nm, ≤40 nm, ≤30 nm, or ≤20 nm), at least two or more amino acids, oxidizer, corrosion inhibitor, and water. |
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