Patent · US Expired

Photosensitive composition, compound for use in the photosensitive composition, and method of pattern formation with the photosensitive composition

US7449573B2 · kind B2 · utility

10Cited by
5References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 14, 2005
Grant dateNov 11, 2008
Priority date
Expiry dateMay 13, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/123
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A compound which generates a sulfonic acid having one or more —SO3H groups and one or more —SO2— bonds upon irradiation with an actinic ray or a radiation; a photosensitive composition containing the compound; and a method of pattern formation with the photosensitive composition.

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