Patent · US Active

Positive resist composition and pattern forming method using the same

US7625690B2 · kind B2 · utility

16Cited by
4References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 2007
Grant dateDec 1, 2009
Priority date
Expiry dateApr 11, 2027

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/111
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A resist composition, which comprises: (A) a resin containing a repeating unit represented by formula (I); and (B) a compound capable of generating an acid upon irradiation with actinic rays or radiation:

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