Polishing compositions and methods of use thereof
US12398291B2 · kind B2 · utility
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21Claims
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Key dates
| Filing date | Mar 29, 2021 |
| Grant date | Aug 26, 2025 |
| Priority date | — |
| Expiry date | Jul 28, 2043 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09G1/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This disclosure features a polishing composition that includes at least one abrasive; at least one first corrosion inhibitor that includes a phosphate or a phosphonate group; at least one complexing agent; at least one second corrosion inhibitor that is at least one azole compound; and optionally a pH adjuster.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.