Patent · US Active

Photoacid generators and lithographic resists comprising the same

US7833690B2 · kind B2 · utility

9Cited by
2References
44Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 6, 2006
Grant dateNov 16, 2010
Priority date
Expiry dateOct 23, 2027

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/126
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to photoacid generating compounds, lithographic resists comprising photoacid generating compounds, and to various lithographic processes techniques, and applications. In one embodiment, the present invention provides a photoacid generator of Formula (I):

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