Patent · US Active

Method for areal selective forming of thin film

US12421605B2 · kind B2 · utility

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13Claims
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Assignee

Inventors

Key dates

Filing dateMay 3, 2024
Grant dateSep 23, 2025
Priority date
Expiry dateMay 3, 2044

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C16/4408
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Provided is a method for areal selective forming of a thin film according to an exemplary embodiment of the present disclosure including: a substrate preparation step of supplying and stabilizing a substrate including a growth area and a non-growth area into a chamber; a precursor supply step of supplying a metal precursor compound into the chamber and adsorbing the metal precursor compound to the substrate; a purge step of purging the inside of the chamber; and a thin film formation step of supplying a reaction material into the chamber to react with the metal precursor compound and form a thin film, in which the metal precursor compound is a Group 5 metal precursor compound represented by Chemical Formula 1 below:

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