Patent · US Active

Methods for forming a ruthenium-based film on a substrate

US8435428B2 · kind B2 · utility

1Cited by
23References
9Claims
0Family size

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Inventors

Key dates

Filing dateJan 20, 2011
Grant dateMay 7, 2013
Priority date
Expiry dateJan 20, 2031

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C16/4481
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Methods for forming a film on a substrate in a semiconductor manufacturing process. A reaction chamber a substrate in the chamber are provided. A ruthenium based precursor, which includes ruthenium tetroxide dissolved in a mixture of at least two non-flammable fluorinated solvents, is provided and a ruthenium containing film is produced on the substrate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.