Patent · US Expired

Positive type light-sensitive composition

US5212042A · kind A · utility

2Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 1992
Grant dateMay 18, 1993
Priority date
Expiry dateMar 2, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2601/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A positive type light-sensitive composition is disclosed, comprising an alkali-soluble high-molecular binder and at least one p-iminoquinonediazido-N-sulfonyl compound. This composition can be used for forming a resist for an IC board, a printing plate, a silver-free, image-forming material, etc.

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