Patent · US Active

Actinic ray-sensitive or radiation-sensitive resin composition, resist film, pattern forming method, and method for manufacturing electronic device

US12422752B2 · kind B2 · utility

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20Claims
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Assignee

Inventors

Key dates

Filing dateMay 17, 2021
Grant dateSep 23, 2025
Priority date
Expiry dateOct 7, 2043

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/325
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An actinic ray-sensitive or radiation-sensitive resin composition includes a resin and a compound that generates an acid upon irradiation with actinic rays or radiation, in which an A value determined by Formula (1) is 0.130 or more, and the compound that generates an acid upon irradiation with actinic rays or radiation includes one or more selected from the group consisting of a compound (I) to a compound (III).

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