Patent · US Expired

Photoresist compositions containing quinone sensitizer

US4684599A · kind A · utility

15Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 14, 1986
Grant dateAug 4, 1987
Priority date
Expiry dateJul 14, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/124
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Positive-working imaging compositions comprise a polymeric binder and a quinone sensitizer which provides alkali solubility to the composition when exposed to activating radiation.

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